Yearly & Monthly weather

The Capitol building and beautiful tree park in Jackson, Mississippi

Climate and monthly weather forecast

The climate of Jackson

Geographically nestled in the heart of the deep south, Jackson, Mississippi aligns with the Köppen climate classification of Cfa, broadly defined as a humid subtropical climate with no dry season. Comparative analysis of climatological parameters throughout the year offers a comprehensive illustration of Jackson's overall weather profile.

Daily high temperatures in Jackson progressively warm from an average of 54.7°F (12.6°C) in January to a peak of 91.8°F (33.2°C) from June to August, before cooling back down to 57.2°F (14°C) by December. In parallel, low temperatures also rise, with an increase from 38.5°F (3.6°C) to 72.3°F (22.4°C), between January and July, subsequently falling to 42.4°F (5.8°C) by the year's end. Observations indicate a significant range of temperatures within the span of each year.

Jackson displays a consistent pattern of relative humidity hovering in the mid-70s to 80% throughout the year, with February and December marking the points of maximum humidity and October showing the least. Rainfall remains steady round the year, accumulating to approximately 30" (762mm) annually, with the peak in April at 3.46" (88mm) and the least in October at 1.81" (46mm).

An interesting feature of the weather in Jackson is the minimal snowfall witnessed, with only trace amounts measurable in January and December. Wind speed varies moderately over the course of the year. It ranges from 5.1mph (8.2km/h) in July and August to 8mph (12.9km/h) in January and February.

The best time to visit Jackson

The optimal time for planning a visit to Jackson, Mississippi can be dictated largely by personal preference for weather conditions. However, based on temperature patterns, the best time to visit is from late spring through early fall, specifically from May when high temperatures average at 83.8°F (28.8°C), up until September when temperatures begin to drop, averaging 87.3°F (30.7°C).

During these months, Jackson's weather is not only warm but also extends significant daylight hours, averaging 13.8 hours in May to 12.4 hours in September, with peak sunlight exposure in June at 14.2 hours. This permits greater opportunity to explore and enjoy outdoor activities.

The worst time to visit Jackson

The less desirable time to visit Jackson would be during the coldest months, typically from November through February when high temperatures range from 57.2°F (14°C) to 64.2°F (17.9°C), and lows hover from 42.4°F (5.8°C) to 46.9°F (8.3°C). These months also exhibit reduced daylight hours, averaging between 10.1 to 10.5 hours, limiting daylight activities considerably.

Additionally, relative humidity levels are on the higher end during these months, often exceeding 77%. Such damp and chilly weather conditions can deter outdoor plans, creating a less than ideal environment for visitors.

Spring weather in Jackson

Starting in March, spring weather in Jackson brings a marked increase in temperature, climbing from 67.6°F (19.8°C) to 83.8°F (28.8°C) by the end of May. Correspondingly, overnight lows rise from 49.3°F (9.6°C) to 63.1°F (17.3°C). Spring also witnesses an increase in rainfall, peaking in April at 3.46" (88mm) and slightly receding to 2.13" (54mm) in May. Increased daylight hours reaching up to 13.8 in May, coupled with moderate humidity levels, validate spring as a favorable period for visiting Jackson.

Summer weather in Jackson

Summer in Jackson is characterized by warm and humid conditions. High temperatures stay consistently above 90°F (32.2°C) from June to August, while low temperatures remain above 70°F (21.1°C). With rainfall moderately steady at around 2.48" (63mm) and longer daylight hours ranging from 14 hours in June to 13.3 hours in August, summer days in Jackson are warm, long, and ideal for spending time outdoors despite the high humidity levels.

Autumn weather in Jackson

Autumn sees a gradual decrease in temperatures with highs dropping from 87.3°F (30.7°C) in September to 64.2°F (17.9°C) in November. Corresponding lows follow a similar trend, falling from 67.5°F (19.7°C) to 46.9°F (8.3°C). Rainfall also descends to an annual low of 2.01" (51mm) in November. When paired with still lengthy daylight hours of around 11.4 hours, autumn makes for yet another welcoming season for visitation to Jackson.

Winter weather in Jackson

Winter in Jackson is mild by comparison to many areas, with high temperatures descending from 57.2°F (14°C) in December to 54.7°F (12.6°C) in January and boosting again to 59.4°F (15.2°C) in February. Correspondingly, low temperatures vary from 42.4°F (5.8°C) to 38.5°F (3.6°C) and back to 43°F (6.1°C). While snowfall is near negligible, rainfall rises appreciably with 2.56" (65mm) recorded in December and 2.83" (72mm) in January. The fewer daylight hours, averaging from 10.1 to 11.1 hours, together with the chillier temperatures and increased rainfall, contribute to winter being the least attractive period for visiting Jackson.

Weather in January

January, in Jackson, Mississippi, starts off with weather conditions in the cooler range, although the area enjoys a rather moderate winter climate compared to many others. Humidity levels remain quite high, coupled with light winds and cloudiness. Weather in January »

Weather in February

While February sees a slight rise in temperature from the previous month, enlivening the city of Jackson, Mississippi, with a little more warmth. It still remains a month governed by winter, and layered clothing is recommended, especially during morning and evening hours to beat the chill. Weather in February »

Weather in March

March announces the advent of spring in Jackson, Mississippi, with the weather becoming noticeably warmer. Showers become a common sight, and the rainfall can enhance the beauty of the city's stunning landscapes. It's a great time to pack up your picnic baskets and head to the parks, under the watchful guard of the delightful sunshine. Weather in March »

Weather in April

April welcomes a much warmer climate in Jackson, Mississippi, breathing new life into the city. The arrival of spring fills the environment with burgeoning flowers and new greenery. Being outside is delightful, as daytime temperatures get quite comfortable, and even rainfall cannot dampen the spirit of the city. Weather in April »

Weather in May

May ushers in a sweet spot of pleasant weather in the heart of Jackson, Mississippi, before the impending summer heat arrives. When it's not raining, sunshine dominates the day, luring everyone outdoors. While the evenings are mildly cool, the days see a significant rise in temperature. Weather in May »

Weather in June

As summer rolls into Jackson, Mississippi, in June, a noticeable rise in temperature can be felt. The amount of daylight significantly increases, giving plenty of opportunities for outdoor activities and events. Despite the occasional summer showers, it's sunny most of the time, with the city basking under the warmth of the potent sunlight. Weather in June »

Weather in July

July represents the peak of summer in Jackson, Mississippi. This month experiences the highest average temperature of the year, and so sun protection and hydration become increasingly important. The city life throbs even under the continuous blanket of heat, and the residents make the most of warm evening temperatures by organising a number of outdoor activities. Weather in July »

Weather in August

August in Jackson, Mississippi, continues to hold on to the key elements of summer, with abundant sunshine and warm temperatures extending the landscapes' vitality. While it maintains the summer heat, it also brings frequent but short showers that offer a breather from the escalated temperature levels. Weather in August »

Weather in September

September signifies a transition phase in Jackson, Mississippi's climate, bringing the onset of early fall. Temperatures begin to dip towards the end of the month, paving the way for cooler evenings and nights. The weather remains largely dry, with lesser instances of rainfall compared to the previous months. Weather in September »

Weather in October

October is one of the most charming months of the year in Jackson, Mississippi, with everything bathed in a golden hue of autumn. The air cools significantly, inviting residents and visitors for scenic walks along the city's leaf-lined streets. Weather in October »

Weather in November

November brings the winter chill to Jackson, Mississippi, gradually reducing the temperature and increasing the need for warm clothing. As the autumn leaves disperse, parks and streets reveal their bare charm. The lack of heat and humidity is a welcome relief for some, while others might miss the warmth of the sun. Weather in November »

Weather in December

December ushers in winter in its full glory to Jackson, Mississippi, with the city wrapping up in a cold aura. Average daylight decreases to a year's low, hinting at shorter days and longer nights. Despite the nippy temperatures, the holiday spirit takes over the city, lighting it up in a festive mood. Weather in December »

Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Jackson?

Jackson's temperature records reveal January as the coldest month, marked by average highs of 54.7°F (12.6°C) and lows of 38.5°F (3.6°C).

How many days does it rain in Jackson?

Throughout the year, there are 152.1 rainfall days, and 29.72" (755mm) of precipitation is accumulated.

When does it snow in Jackson?

Months with snowfall are January and February.

When does it snow the most in Jackson?

The month with the most snowfall in Jackson, Mississippi, is January, when snow falls for 1 days and typically aggregates up to 0.35" (9mm) of snow.

How much does it snow in Jackson?

Throughout the year, there are 2 snowfall days, and 0.39" (10mm) of snow is accumulated.

What are the months with the lowest UV index in Jackson?

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Jackson, Mississippi.

What is the most humid month in Jackson?

The months with the highest humidity are February and December, with an average relative humidity of 80%.

What is the month with the least sunshine in Jackson?

February has the least sunshine of the year in Jackson, Mississippi, with an average of 4.9h of sunshine.

When it does not snow in Jackson?

March through December are months without snowfall in Jackson.

When is Daylight Saving Time (DST) in Jackson?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month in Jackson?

The month with the most rainfall in Jackson is April, when the rain falls for 12.7 days and typically aggregates up to 3.46" (88mm) of precipitation.

When are the longest days in Jackson?

June has the longest days of the year, with an average of 14h and 12min of daylight.

What month has the most sunshine in Jackson?

With an average of 10.6h of sunshine, June has the most sunshine of the year in Jackson.

What are the months with the highest UV index in Jackson?

The months with the highest UV index in Jackson are June through August, with an average maximum UV index of 7.

What is the warmest month in Jackson?

Warmest months are July and August, with an average high-temperature of 91.8°F (33.2°C).

What is the least humid month in Jackson?

October is the least humid month in Jackson, with an average relative humidity of 69%.

What is the driest month in Jackson?

The month with the least rainfall in Jackson is October, when the rain falls for 8.5 days and typically collects 1.81" (46mm) of precipitation.

What is the month with the shortest days in Jackson?

With an average of 10h and 6min of daylight, December has the shortest days of the year in Jackson.

Today

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Long-term

Year J F M A M J J A S O N D

Average temperature
Jackson, MS

Average high temperature in January:
54.7°F
Average high temperature in February:
59.4°F
Average high temperature in March:
67.6°F
Average high temperature in April:
76.1°F
Average high temperature in May:
83.8°F
Average high temperature in June:
91°F

Average high temperature in July:
91.8°F
Average high temperature in August:
91.8°F
Average high temperature in September:
87.3°F
Average high temperature in October:
77.2°F
Average high temperature in November:
64.2°F
Average high temperature in December:
57.2°F

The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (54.7°F).

Average low temperature in January:
38.5°F
Average low temperature in February:
43°F
Average low temperature in March:
49.3°F
Average low temperature in April:
55.4°F
Average low temperature in May:
63.1°F
Average low temperature in June:
70.3°F

Average low temperature in July:
72.3°F
Average low temperature in August:
72.1°F
Average low temperature in September:
67.5°F
Average low temperature in October:
56.7°F
Average low temperature in November:
46.9°F
Average low temperature in December:
42.4°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure
Jackson, MS

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
Jackson, MS

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

Average humidity
Jackson, MS

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).

Average rainfall
Jackson, MS

The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is October (1.81").

Average rainfall days
Jackson, MS

Average rainfall days in January:
10.4 days
Average rainfall days in February:
11.8 days
Average rainfall days in March:
14.1 days
Average rainfall days in April:
12.7 days
Average rainfall days in May:
13.8 days
Average rainfall days in June:
14.5 days

Average rainfall days in July:
17 days
Average rainfall days in August:
16.5 days
Average rainfall days in September:
11.9 days
Average rainfall days in October:
8.5 days
Average rainfall days in November:
9.4 days
Average rainfall days in December:
11.5 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is October (8.5 days).

Average snowfall
Jackson, MS

The month with the highest snowfall is January (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days
Jackson, MS

Average snowfall days in January:
1 days
Average snowfall days in February:
0.4 days
Average snowfall days in March:
0.1 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:
0.2 days
Average snowfall days in December:
0.3 days

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Jackson, MS

Average daylight in January:
10h and 2min
Average daylight in February:
11h and 1min
Average daylight in March:
12h and 0min
Average daylight in April:
13h and 0min
Average daylight in May:
13h and 5min
Average daylight in June:
14h and 1min

Average daylight in July:
14h and 0min
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 3min
Average daylight in December:
10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

Average sunshine in January:
5h and 2min
Average sunshine in February:
4h and 5min
Average sunshine in March:
7h and 0min
Average sunshine in April:
9h and 2min
Average sunshine in May:
10h and 0min
Average sunshine in June:
10h and 4min

Average sunshine in July:
10h and 2min
Average sunshine in August:
10h and 2min
Average sunshine in September:
9h and 4min
Average sunshine in October:
7h and 0min
Average sunshine in November:
6h and 0min
Average sunshine in December:
5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days
Jackson, MS

Average sunshine days in January:
18.3 days
Average sunshine days in February:
13.5 days
Average sunshine days in March:
14.8 days
Average sunshine days in April:
15.6 days
Average sunshine days in May:
15.2 days
Average sunshine days in June:
12.9 days

Average sunshine days in July:
11.8 days
Average sunshine days in August:
13.2 days
Average sunshine days in September:
16.7 days
Average sunshine days in October:
21.4 days
Average sunshine days in November:
19.7 days
Average sunshine days in December:
17.8 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.8 days).

Average UV index
Jackson, MS

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover
Jackson, MS

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility
Jackson, MS

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).

°Celsius °Fahrenheit

Climate and monthly weather forecastJackson, MS

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