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Contents
- 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
Weather in January
January, the same as December, is an icy winter month in Jamesburg, New Jersey, with an average temperature ranging between min 25°F (-3.9°C) and max 37°F (2.8°C). In Jamesburg, New Jersey, January is the coldest month, with temperatures averaging a high of 37°F (2.8°C) and a low of 25°F (-3.9°C). Weather in January »
Weather in February
February, the last month of the winter in Jamesburg, is another cold month, with an average temperature ranging between max 39.9°F (4.4°C) and min 26.6°F (-3°C). Shifting into February, Jamesburg records an average high-temperature of a still cold 39.9°F (4.4°C), presenting minor fluctuations compared to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Jamesburg, New Jersey, with an average temperature varying between 47.8°F (8.8°C) and 34.2°F (1.2°C). With the start of March, the average high-temperature marginally shifts from February's cold 39.9°F (4.4°C) to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April is a mild spring month in Jamesburg, New Jersey, with an average temperature fluctuating between 43.9°F (6.6°C) and 59.4°F (15.2°C). The start of April brings a rise in the average high-temperature, moving from a chilly 47.8°F (8.8°C) in March to a refreshing 59.4°F (15.2°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Jamesburg, New Jersey, with an average temperature fluctuating between 69.4°F (20.8°C) and 54°F (12.2°C). Jamesburg in May sees a temperature change, with average high-temperatures moving from a mild 59.4°F (15.2°C) in April to an agreeable 69.4°F (20.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Jamesburg, New Jersey, with an average temperature ranging between max 77.9°F (25.5°C) and min 61.5°F (16.4°C). Jamesburg's June weather indicates a minor ascent in high-temperatures, adjusting from a pleasant 69.4°F (20.8°C) in May to a warm 77.9°F (25.5°C). Weather in June »
Weather in July
July, like June, in Jamesburg, New Jersey, is a moderately hot summer month, with an average temperature varying between 84.2°F (29°C) and 68°F (20°C). Jamesburg registers the highest average temperatures during the month of July, with peaks of 84.2°F (29°C) and lows of 68°F (20°C). The heat index value during July is estimated at a hot 91.4°F (33°C). Weather in July »
Weather in August
August, the last month of the summer in Jamesburg, is another warm month, with an average temperature ranging between max 82.4°F (28°C) and min 67.3°F (19.6°C). August's onset records a minor alteration in the average high-temperature to a still moderately hot 82.4°F (28°C) from July's 84.2°F (29°C). Weather in August »
Weather in September
September, the first month of the autumn in Jamesburg, is also a moderately hot month, with an average temperature fluctuating between 75.7°F (24.3°C) and 60.6°F (15.9°C). The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's 82.4°F (28°C) to a still warm 75.7°F (24.3°C). Weather in September »
Weather in October
October, like September, in Jamesburg, New Jersey, is another refreshing autumn month, with temperature in the range of an average low of 50.4°F (10.2°C) and an average high of 63.9°F (17.7°C). The move into October indicates a reduction in the average high-temperature, down from September's moderately hot 75.7°F (24.3°C) to a comfortable 63.9°F (17.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Jamesburg, New Jersey, with an average temperature varying between 52°F (11.1°C) and 38.8°F (3.8°C). The transition into November is accompanied by a temperature decrease, with the average high-temperature shifting from an enjoyable 63.9°F (17.7°C) in October to a cool 52°F (11.1°C). Weather in November »
Weather in December
December, the first month of the winter in Jamesburg, is also a frosty month, with an average temperature fluctuating between 32.7°F (0.4°C) and 43.2°F (6.2°C). With the beginning of December, the average high-temperature shows a small decrease, transitioning from a cool 52°F (11.1°C) in November to a frosty 43.2°F (6.2°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Jamesburg?
With an average high-temperature of 37°F (2.8°C) and an average low-temperature of 25°F (-3.9°C), January is the coldest month in Jamesburg, New Jersey.
How many days does it rain in Jamesburg?
In Jamesburg, New Jersey, during the entire year, the rain falls for 92.9 days and collects up to 7.32" (186mm) of precipitation.
When does it snow in Jamesburg?
January through March, November and December are months with snowfall.
How much does it snow in Jamesburg?
In Jamesburg, New Jersey, during the entire year, snow falls for 12.7 days and aggregates up to 1.5" (38mm) of snow.
When is the lowest UV index in Jamesburg?
The months with the lowest UV index in Jamesburg, New Jersey, are January through March, November and December, with an average maximum UV index of 2.
What are the most humid months in Jamesburg?
February, May, October and December, with an average relative humidity of 77%, are most humid months.
What is the month with the least sunshine in Jamesburg?
With an average of 4.7h of sunshine, February has the least sunshine of the year in Jamesburg, New Jersey.
What is the snowiest month in Jamesburg?
The month with the most snowfall in Jamesburg, New Jersey, is March, when snow falls for 3 days and typically aggregates up to 0.51" (13mm) of snow.
When is Daylight Saving Time (DST) in Jamesburg?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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.
What are the least humid months in Jamesburg?
April and August, with an average relative humidity of 73%, are the least humid months in Jamesburg.
When it does not snow in Jamesburg?
In Jamesburg, snow does not fall in April through October.
What is the month with the highest UV index in Jamesburg?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Jamesburg?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What time of the year is the hottest in Jamesburg?
In Jamesburg, July records the average highest temperatures, peaking at 84.2°F (29°C) and reaching a low of 68°F (20°C).
What is the wettest month in Jamesburg?
July is the month with the most rainfall. Rain falls for 10.7 days and accumulates 0.94" (24mm) of precipitation.
What month has the most sunshine in Jamesburg?
The month with the most sunshine in Jamesburg, New Jersey, is July, with an average of 10.5h of sunshine.
What is the driest month in Jamesburg?
The month with the least rainfall in Jamesburg is September, when the rain falls for 7.5 days and typically collects 0.28" (7mm) of precipitation.
What is the month with the shortest days in Jamesburg?
The month with the shortest days in Jamesburg is December, with an average of 9h and 24min of daylight.
Average temperature
Jamesburg, NJ
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure
Jamesburg, NJ
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Jamesburg, NJ
- Average wind speed in January:
9.1mph - Average wind speed in February:
9mph - Average wind speed in March:
9.3mph - Average wind speed in April:
8.8mph - Average wind speed in May:
7.3mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
6mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.5mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8.1mph - Average wind speed in December:
8.5mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity
Jamesburg, NJ
The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).
Average rainfall
Jamesburg, NJ
- Average rainfall in January:
0.43" - Average rainfall in February:
0.47" - Average rainfall in March:
0.59" - Average rainfall in April:
0.51" - Average rainfall in May:
0.75" - Average rainfall in June:
0.59"
- Average rainfall in July:
0.94" - Average rainfall in August:
0.79" - Average rainfall in September:
0.28" - Average rainfall in October:
0.59" - Average rainfall in November:
0.59" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days
Jamesburg, NJ
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
7.9 days - Average rainfall days in April:
8.5 days - Average rainfall days in May:
9.8 days - Average rainfall days in June:
9.3 days
- Average rainfall days in July:
10.7 days - Average rainfall days in August:
10.3 days - Average rainfall days in September:
7.5 days - Average rainfall days in October:
7.3 days - Average rainfall days in November:
4.8 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is July (10.7 days).
The months with the least rainy days are January and November (4.8 days).
Average snowfall
Jamesburg, NJ
The month with the highest snowfall is March (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Jamesburg, NJ
- Average snowfall days in January:
3.3 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
3 days - Average snowfall days in April:
0.2 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:
2.2 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Jamesburg, NJ
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days
Jamesburg, NJ
- Average sunshine days in January:
24.2 days - Average sunshine days in February:
19.8 days - Average sunshine days in March:
19.8 days - Average sunshine days in April:
20.1 days - Average sunshine days in May:
18 days - Average sunshine days in June:
17.9 days
- Average sunshine days in July:
15.7 days - Average sunshine days in August:
17.6 days - Average sunshine days in September:
20.5 days - Average sunshine days in October:
21.3 days - Average sunshine days in November:
23.5 days - Average sunshine days in December:
23 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is July (15.7 days).
Average UV index
Jamesburg, NJ
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Jamesburg, NJ
The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility
Jamesburg, NJ
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).
Jamesburg, New Jersey, USA
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