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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, like December, in Jefferson, Arkansas, is a cool winter month, with an average temperature varying between 34.3°F (1.3°C) and 50°F (10°C). With its high average temperature of 50°F (10°C) and a low of 34.3°F (1.3°C), January is regarded as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also a fresh month in Jefferson, Arkansas, with an average temperature varying between 53.6°F (12°C) and 38.3°F (3.5°C). The arrival of February denotes a barely perceptible change in the average high-temperatures to a still cool 53.6°F (12°C) from January's 50°F (10°C). Weather in February »
Weather in March
March, the first month of the spring in Jefferson, is a refreshing month, with an average temperature ranging between min 45.3°F (7.4°C) and max 63.3°F (17.4°C). Jefferson sees an increase in average high-temperatures during March, moving from a cool 53.6°F (12°C) in February to a refreshing 63.3°F (17.4°C). Weather in March »
Weather in April
April in Jefferson, Arkansas, is a pleasant spring month, with an average temperature varying between 72.5°F (22.5°C) and 53.1°F (11.7°C). The onset of April marks an increase in the average high-temperature, moving from a comfortable 63.3°F (17.4°C) in March to a pleasant 72.5°F (22.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Jefferson, Arkansas, with an average temperature fluctuating between 61.7°F (16.5°C) and 81.1°F (27.3°C). The shift from April to May sees a slight increase in the average high-temperature, transitioning from a pleasant 72.5°F (22.5°C) to a warm 81.1°F (27.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a hot month in Jefferson, Arkansas, with an average temperature varying between 69.8°F (21°C) and 90.1°F (32.3°C). June's arrival signals a modest temperature shift, moving from a moderately hot 81.1°F (27.3°C) in May to a hot 90.1°F (32.3°C). Weather in June »
Weather in July
July, like June, is another hot summer month in Jefferson, Arkansas, with an average temperature ranging between max 92.8°F (33.8°C) and min 72°F (22.2°C). July, with average temperatures reaching a high of 92.8°F (33.8°C) and a low of 72°F (22.2°C), is the warmest month. July's mean heat index is evaluated at a blazing hot 116.6°F (47°C). Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Jefferson, Arkansas, with an average temperature ranging between min 71.2°F (21.8°C) and max 91.9°F (33.3°C). As Jefferson steps into August, the average high-temperature holds at a still hot 91.9°F (33.3°C), hinting at a minor fluctuation from the prior month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Jefferson, Arkansas, with an average temperature fluctuating between 65.1°F (18.4°C) and 85.8°F (29.9°C). Jefferson, Arkansas, in September experiences a gentle temperature dip, with average high-temperatures reducing from a hot 91.9°F (33.3°C) in August to a warm 85.8°F (29.9°C). Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Jefferson, Arkansas, with an average temperature ranging between min 53.6°F (12°C) and max 73.9°F (23.3°C). Jefferson in October undergoes a mild reduction in the average high-temperature, shifting from September's 85.8°F (29.9°C) to a still warm 73.9°F (23.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Jefferson, is also a moderate month, with an average temperature fluctuating between 43.9°F (6.6°C) and 60.6°F (15.9°C). November brings a decrease in the average high-temperature, falling from October's warm 73.9°F (23.3°C) to a moderate 60.6°F (15.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a fresh month in Jefferson, Arkansas, with temperature in the range of an average high of 52.3°F (11.3°C) and an average low of 38.3°F (3.5°C). A moderate decline in average high-temperatures is noted in December, moving from a moderate 60.6°F (15.9°C) in November to a cool 52.3°F (11.3°C). Weather in December »
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
January, marked by an average high-temperature of 50°F (10°C) and a low-temperature of 34.3°F (1.3°C), is the coldest month.
How many days does it rain?
Throughout the year, there are 152.2 rainfall days, and 35.59" (904mm) of precipitation is accumulated.
When does it snow?
January through March and December are months with snowfall.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 1.3 days and typically aggregates up to 0.67" (17mm) of snow.
How much does it snow?
Throughout the year, there are 3.8 snowfall days, and 1.38" (35mm) of snow is accumulated.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 5.1h of sunshine.
What is the most humid month?
March is the most humid month, with an average relative humidity of 79%.
When is Daylight Saving Time (DST)?
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 wettest month?
April is the month with the most rainfall in Jefferson. Rain falls for 14 days and accumulates 4.41" (112mm) of precipitation.
When it does not snow?
In Jefferson, snow does not fall in April through November.
When are the longest days?
With an average of 14h and 24min of daylight, June has the longest days of the year.
What month has the most sunshine?
With an average of 10.6h of sunshine, June has the most sunshine of the year.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 7, are months with the highest UV index.
What month is the hottest?
In Jefferson, July is known for its average highest temperatures, reaching a high of 92.8°F (33.8°C) and a low of 72°F (22.2°C).
What is the driest month?
The month with the least rainfall is July, when the rain falls for 15.8 days and typically collects 2.28" (58mm) of precipitation.
What is the least humid month in Jefferson?
The least humid month is October, with an average relative humidity of 70%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 54min of daylight.
Average temperature
Jefferson, AR
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (50°F).
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure
Jefferson, AR
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Jefferson, AR
- Average wind speed in January:
7.5mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.7mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.5mph - Average wind speed in June:
5.6mph
The windiest months (with the highest average wind speed) are March and April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity
Jefferson, AR
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Jefferson, AR
- Average rainfall in January:
2.4" - Average rainfall in February:
3.27" - Average rainfall in March:
3.62" - Average rainfall in April:
4.41" - Average rainfall in May:
3.46" - Average rainfall in June:
2.48"
- Average rainfall in July:
2.28" - Average rainfall in August:
2.68" - Average rainfall in September:
2.36" - Average rainfall in October:
2.52" - Average rainfall in November:
2.64" - Average rainfall in December:
3.46"
The wettest month (with the highest rainfall) is April (4.41").
The driest month (with the least rainfall) is July (2.28").
Average rainfall days
Jefferson, AR
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
12.1 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
14 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
12.4 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
9.8 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (9.4 days).
Average snowfall
Jefferson, AR
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days
Jefferson, AR
- Average snowfall days in January:
1.3 days - Average snowfall days in February:
1.3 days - Average snowfall days in March:
0.3 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:
0.3 days - Average snowfall days in December:
0.6 days
The months with the highest number of snowfall days are January and February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Jefferson, AR
- 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 2min
- 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 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Jefferson, AR
- Average sunshine days in January:
18 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
15.7 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
18.8 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (13.3 days).
Average UV index
Jefferson, AR
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
Jefferson, AR
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility
Jefferson, AR
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).
Jefferson, Arkansas, USA
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