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Contents
- The climate of Jacksonville
- The best time to visit Jacksonville
- The worst time to visit Jacksonville
- Spring weather in Jacksonville
- Summer weather in Jacksonville
- Autumn weather in Jacksonville
- Winter weather in Jacksonville
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Jacksonville
Jacksonville, North Carolina, USA, is under the influence of the Humid subtropical climate, identified by the Köppen climate classification as Cfa. This implies the city experiences mild winters and hot, humid summers with abundant annual rainfall. There is no specific dry season.
An observation of the monthly averages indicates temperature fluctuations between 37.9°F (3.3°C) and 88.5°F (31.4°C) over the year. The warmest months are July and August, with respective temperatures peaking at 88.5°F (31.4°C) and 87.6°F (30.9°C). The lowest temperatures are recorded during January and February at 37.9°F (3.3°C) and 40.6°F (4.8°C) respectively.
Humidity remains consistent throughout the year averaging around 75%, with minor fluctuations between 73% and 77%. The area receives significant rainfall ranging from 0.94" (24mm) to 3.43" (87mm) per month. The rainiest months being August, with an average rainfall of 3.43" (87mm), followed by July with an average of 2.91" (74mm). Snowfall is minimal in this region.
Overall, the city experiences high daylight hours, fluctuating between a maximum of 14.5 hours in June and a minimum of 9.9 hours in December. Similarly, there are swings in hours of sunshine from 5.5 hours to 10.8 hours.
An observation of the monthly averages indicates temperature fluctuations between 37.9°F (3.3°C) and 88.5°F (31.4°C) over the year. The warmest months are July and August, with respective temperatures peaking at 88.5°F (31.4°C) and 87.6°F (30.9°C). The lowest temperatures are recorded during January and February at 37.9°F (3.3°C) and 40.6°F (4.8°C) respectively.
Humidity remains consistent throughout the year averaging around 75%, with minor fluctuations between 73% and 77%. The area receives significant rainfall ranging from 0.94" (24mm) to 3.43" (87mm) per month. The rainiest months being August, with an average rainfall of 3.43" (87mm), followed by July with an average of 2.91" (74mm). Snowfall is minimal in this region.
Overall, the city experiences high daylight hours, fluctuating between a maximum of 14.5 hours in June and a minimum of 9.9 hours in December. Similarly, there are swings in hours of sunshine from 5.5 hours to 10.8 hours.
The best time to visit Jacksonville
The ideal time for a visit hinges on personal weather preferences. For those who favor relatively mild temperatures and lower levels of humidity, the months from March to May, with temperatures ranging from 62.2°F (16.8°C) to 79.3°F (26.3°C), and a humidity level around 73-75%, might be the best option. This period additionally offers extensive daylight hours, ranging from 12 hours in March to 14 hours in May.
The worst time to visit Jacksonville
In contrast, for individuals sensitive to high humidity and soaring temperatures, the months from June to September may be less appealing. During this period, Jacksonville's temperature averages range from 79.3°F (26.3°C) to 88.5°F (31.4°C), while humidity levels peak to 76-77%. These summer months also bring heavier rainfall, particularly in August where the average rainfall is 3.43" (87mm).
Spring weather in Jacksonville
Spring in Jacksonville falls between March and May. Humidity levels hover around 73-75%. These months witness moderate temperatures, averaging from 62.2°F (16.8°C) in March to a peak of 79.3°F (26.3°C) in May. The rainfall, while still significant, is less than that of the summer months, ranging from 1.46" (37mm) in March to 1.89" (48mm) in May.
Summer weather in Jacksonville
Summers in Jacksonville, from June to August, are hot and humid with temperatures peaking at 88.5°F (31.4°C) in July. Humidity reaches its highest point in the year, peaking at 77% in August. Intense rainfall is a common feature of this season, with a high of 3.43" (87mm) in August.
Autumn weather in Jacksonville
Fall, from September through November, offers a moderate cooling from the intense summer, with temperatures descending from 82.8°F (28.2°C) in September to around 63.1°F (17.3°C) in November. Similarly, humidity levels gradually taper from 77% in September to 75% in November. Rainfall remains substantial in September at 2.87" (73mm), before receding over the season, reaching 1.65" (42mm) by November.
Winter weather in Jacksonville
Winter descends on Jacksonville between December and February, bringing with it the lowest temperatures on the year's thermometer. It ranges from 52.9°F (11.6°C) in December to a low of 37.9°F (3.3°C) in January. The humidity remains fairly constant, hovering around 75-77%. The region receives the lightest rainfall during this season, with numbers standing at 1.73" (44mm) in December and declining to 0.94" (24mm) by February. Despite the generally mild winters, snowfall is possible, though infrequent, with an average of 0.28" (7mm) in December.
Weather in January
January in Jacksonville, North Carolina, typically presents a colder environment with minimum temperatures hitting as low as 37.9°F (3.3°C) making it one of the colder months of the year. It also tends to have shorter days, with less sunlight compared to other months. Weather in January »
Weather in February
February sees a slight rise in temperatures from January's lows, becoming a bit milder, particularly towards the end of the month. Relative humidity remains constant at 73% from the previous month. The days start to get a little longer with an improvement in visibility due to increased daylight hours. Weather in February »
Weather in March
Entering March, there's an evident increase in both high and low temperatures from February, signaling the arrival of spring. Jacksonville begins to enjoy more abundant sunshine and extended daylight hours in March. Monthly rainfall averages rise to 1.46" (37mm), marking the onset of rainier months ahead. Weather in March »
Weather in April
April carries the spring atmosphere further, with a notable jump in temperatures, reaching highs of 71.6°F (22°C). A significant increase in daylight hours poises April as one of the brighter months in Jacksonville. Humidity levels remain constant at 73%, similar to the past few months. Weather in April »
Weather in May
May is characterized by the full onset of spring transitioning into early signs of summer. A significant increase in temperature is observed, with the mercury often climbing to the higher end of the temperature scale. Humidity in May sees a slight uptick, registering at 75% on average. Weather in May »
Weather in June
June in Jacksonville, North Carolina showcases summer at its best. A marker for this season is the considerable rise in temperatures, often reaching up to a scorching 85.6°F (29.8°C). Reaching the year's highest levels, humidity in June averages at 76% making the month feel warmer. Weather in June »
Weather in July
July is the hottest month in Jacksonville with temperatures often soaring up to 88.5°F (31.4°C). It carries forward the summer patterns with high humidity and precipitation, both registering at their annual peak. Generally, clear skies and consistent warmth dominate the daily weather, enabling outdoor activities and water sports. Weather in July »
Weather in August
In August, the weather exhibits a minor dip in high temperatures from July, yet it remains a hot month with consistent summer conditions. The days continue to be long and sunny, providing ample opportunities for beach visits and outdoor activities. Weather in August »
Weather in September
September rings in the start of the fall season with a significant drop in high temperatures from August, bringing a welcome relief from summer's peak. The rainfall measures decrease to 2.87" (73mm) from previous highs, indicating drier conditions. Weather in September »
Weather in October
In October, Jacksonville witnesses a marked transformation in weather from the preceding month, with temperatures continuing on their downward trend. Fall weather settles in earnestly with the noticeable shortening of daylight hours and a cooling of temperatures. Weather in October »
Weather in November
November in Jacksonville signifies the deeper onset of fall with a consistent drop in temperatures compared to October. Average rainfall decreases slightly, continuing the drying trend observed in the last few months. There's a further reduction in daylight hours which contributes to the overall cooler and darker autumn ambiance. Weather in November »
Weather in December
December brings the cold of winter back, with temperatures dipping to a low average of 43.3°F (6.3°C), creating a chilly atmosphere. The shorter, darker days and colder winds mark a sharp deviation from the early year weather pattern. Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Jacksonville?
With average temperatures fluctuating between a high of 52.9°F (11.6°C) and a low of 37.9°F (3.3°C), January stands out as the coldest month in Jacksonville.
What is the least humid month in Jacksonville?
January through April, with an average relative humidity of 73%, are the least humid months in Jacksonville, North Carolina.
What is the driest month in Jacksonville?
The month with the least rainfall in Jacksonville, North Carolina, is January, when the rain falls for 9.3 days and typically collects 0.94" (24mm) of precipitation.
How many days does it rain in Jacksonville?
In Jacksonville, during the entire year, the rain falls for 158.7 days and collects up to 23.39" (594mm) of precipitation.
When does it snow in Jacksonville?
Months with snowfall in Jacksonville, North Carolina, are January and February.
How many days does it snow in Jacksonville?
In Jacksonville, during the entire year, snow falls for 1.9 days and aggregates up to 0.63" (16mm) of snow.
What is the month with the least sunshine in Jacksonville?
With an average of 5.5h of sunshine, January has the least sunshine of the year in Jacksonville.
When is the lowest UV index in Jacksonville?
The months with the lowest UV index in Jacksonville, North Carolina, are January, February, November and December, with an average maximum UV index of 3.
When does it snow the most in Jacksonville?
The month with the most snowfall in Jacksonville, North Carolina, is February, when snow falls for 0.8 days and typically aggregates up to 0.35" (9mm) of snow.
When it does not snow in Jacksonville?
In Jacksonville, snow does not fall in March through December.
When is Daylight Saving Time (DST) in Jacksonville?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Jacksonville, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When are the longest days in Jacksonville?
June has the longest days of the year, with an average of 14h and 30min of daylight.
What is the month with the most sunshine in Jacksonville?
The months with the most sunshine are June and July, with an average of 10.8h of sunshine.
What is the month with the highest UV index in Jacksonville?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What is the warmest month in Jacksonville?
Jacksonville registers the average highest temperatures during July, with peaks of 88.5°F (31.4°C) and lows of 73.9°F (23.3°C).
What is the most humid month in Jacksonville?
The months with the highest humidity are August, September and December, with an average relative humidity of 77%.
What is the rainiest month in Jacksonville?
August is the month with the most rainfall. Rain falls for 21 days and accumulates 3.43" (87mm) of precipitation.
What is the month with the shortest days in Jacksonville?
The month with the shortest days in Jacksonville is December, with an average of 9h and 54min of daylight.
Average temperature
Jacksonville, NC
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (52.9°F).
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure
Jacksonville, NC
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
29.99"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed
Jacksonville, NC
- Average wind speed in January:
7.5mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8mph - Average wind speed in April:
8.2mph - Average wind speed in May:
7.4mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6mph - Average wind speed in September:
6.9mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity
Jacksonville, NC
The months with the highest relative humidity are August, September and December (77%).
The months with the lowest relative humidity are January, February, March and April (73%).
Average rainfall
Jacksonville, NC
- Average rainfall in January:
0.94" - Average rainfall in February:
1.22" - Average rainfall in March:
1.46" - Average rainfall in April:
1.69" - Average rainfall in May:
1.89" - Average rainfall in June:
2.28"
- Average rainfall in July:
2.91" - Average rainfall in August:
3.43" - Average rainfall in September:
2.87" - Average rainfall in October:
1.3" - Average rainfall in November:
1.65" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days
Jacksonville, NC
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
14 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
20.3 days - Average rainfall days in August:
21 days - Average rainfall days in September:
14.1 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
9.2 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is November (9.2 days).
Average snowfall
Jacksonville, NC
The month with the highest snowfall is February (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Jacksonville, NC
- Average snowfall days in January:
0.6 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.2 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Jacksonville, NC
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January:
5h and 3min - Average sunshine in February:
5h and 5min - Average sunshine in March:
7h and 1min - Average sunshine in April:
9h and 4min - Average sunshine in May:
9h and 5min - Average sunshine in June:
10h and 5min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 3min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days
Jacksonville, NC
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
16.9 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
8.1 days
- Average sunshine days in July:
7.1 days - Average sunshine days in August:
6.7 days - Average sunshine days in September:
12.8 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (6.7 days).
Average UV index
Jacksonville, NC
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Jacksonville, NC
The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 28).
Average visibility
Jacksonville, NC
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Jacksonville, North Carolina, USA
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