Expand
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, in Decatur, Arkansas, is another chilly winter month, with temperature in the range of an average high of 44.4°F (6.9°C) and an average low of 28.4°F (-2°C). The month of January, characterized by an average high of 44.4°F (6.9°C) and a low of 28.4°F (-2°C), is recognized as the coldest. Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Decatur, Arkansas, with an average temperature varying between 48.6°F (9.2°C) and 32°F (0°C). Decatur starts February with an average high-temperature of a still frosty 48.6°F (9.2°C), hinting at a minimal fluctuation from January. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Decatur, Arkansas, with temperature in the range of an average low of 41°F (5°C) and an average high of 59°F (15°C). As February transitions into March, a change in temperatures is observed, with average highs moving from a chilly 48.6°F (9.2°C) to a mild 59°F (15°C). Weather in March »
Weather in April
April in Decatur, Arkansas, is an agreeable spring month, with an average temperature varying between 68.4°F (20.2°C) and 49.1°F (9.5°C). The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a moderate 59°F (15°C) in March to an agreeable 68.4°F (20.2°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Decatur, Arkansas, with an average temperature fluctuating between 57.6°F (14.2°C) and 76.6°F (24.8°C). Observing a slight rise in May, the average high-temperature shifts from April's agreeable 68.4°F (20.2°C) to a moderately hot 76.6°F (24.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a hot month in Decatur, Arkansas, with an average temperature fluctuating between 66.9°F (19.4°C) and 87.3°F (30.7°C). June brings a rise in the average high-temperature, transitioning from May's moderately hot 76.6°F (24.8°C) to a hot 87.3°F (30.7°C). Weather in June »
Weather in July
July, like June, is another hot summer month in Decatur, Arkansas, with an average temperature ranging between min 69.6°F (20.9°C) and max 90.5°F (32.5°C). The month of July sees the highest average temperatures, reaching 90.5°F (32.5°C) at the peak and 69.6°F (20.9°C) at the low. July's mean heat index is appraised at a blistering 107.6°F (42°C). Weather in July »
Weather in August
August, the last month of the summer in Decatur, is another hot month, with temperature in the range of an average high of 88.9°F (31.6°C) and an average low of 68.2°F (20.1°C). Decatur experiences an average high-temperature of a still tropical 88.9°F (31.6°C) in August, subtly different from July's 90.5°F (32.5°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Decatur, Arkansas, with an average temperature varying between 61.5°F (16.4°C) and 81.7°F (27.6°C). The onset of September is marked by a minor decrease in temperature, transitioning from a tropical 88.9°F (31.6°C) in August to a warm 81.7°F (27.6°C). Weather in September »
Weather in October
October, the same as September, in Decatur, Arkansas, is an agreeable autumn month, with an average temperature ranging between min 49.8°F (9.9°C) and max 68.9°F (20.5°C). In Decatur, the beginning of October is marked by a lowered average high-temperature, shifting from September's moderately hot 81.7°F (27.6°C) to an agreeable 68.9°F (20.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Decatur, is also a moderate month, with an average temperature ranging between min 39.9°F (4.4°C) and max 57°F (13.9°C). As Decatur enters November, the average high-temperature decreases from the a pleasant 68.9°F (20.5°C) of October to a moderate 57°F (13.9°C). Weather in November »
Weather in December
December, the first month of the winter in Decatur, is still a chilly month, with an average temperature ranging between max 46.6°F (8.1°C) and min 32°F (0°C). Decatur's progression into December includes a drop in the average high-temperature, from a refreshing 57°F (13.9°C) in November to a chilly 46.6°F (8.1°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Decatur?
Decatur's January weather, with an average high temperature of 44.4°F (6.9°C) and an average low temperature of 28.4°F (-2°C), tends to be the coldest of the year.
How many days does it rain in Decatur?
Throughout the year, in Decatur, there are 139.7 rainfall days, and 31.02" (788mm) of precipitation is accumulated.
When does it snow in Decatur?
Months with snowfall in Decatur, Arkansas, are January through May, November and December.
How much does it snow in Decatur?
Throughout the year, in Decatur, there are 13.9 snowfall days, and 4.8" (122mm) of snow is accumulated.
What are the months with the least sunshine in Decatur?
The months with the least sunshine in Decatur are January and December, with an average of 5.4h of sunshine.
What is the month with the lowest UV index in Decatur?
The months with the lowest UV index in Decatur, Arkansas, are January and December, with an average maximum UV index of 2.
What is the driest month in Decatur?
February is the month with the least rainfall in Decatur. Rain falls for 9.5 days and accumulates 1.89" (48mm) of precipitation.
What is the snowiest month in Decatur?
The month with the most snowfall in Decatur, Arkansas, is February, when snow falls for 4.7 days and typically aggregates up to 1.46" (37mm) of snow.
When is Daylight Saving Time (DST) in Decatur?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Decatur, Arkansas, 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 most humid month in Decatur?
The most humid month is May, with an average relative humidity of 77%.
What is the rainiest month in Decatur?
The month with the most rainfall in Decatur is May, when the rain falls for 15.5 days and typically aggregates up to 4.37" (111mm) of precipitation.
When it does not snow in Decatur?
June through October are months without snowfall.
When are the longest days in Decatur?
With an average of 14h and 36min of daylight, June has the longest days of the year in Decatur.
What is the hottest time of year in Decatur?
July is the month that records the highest temperatures in Decatur, with averages ranging from a high of 90.5°F (32.5°C) to a low of 69.6°F (20.9°C).
What month has the most sunshine in Decatur?
With an average of 10.8h of sunshine, July has the most sunshine of the year in Decatur.
What is the month with the highest UV index in Decatur?
With an average maximum UV index of 7, July is the month with the highest UV index in Decatur, Arkansas.
What is the least humid month in Decatur?
October is the least humid month, with an average relative humidity of 70%.
What is the month with the shortest days in Decatur?
With an average of 9h and 42min of daylight, December has the shortest days of the year.
Average temperature
Decatur, AR
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (44.4°F).
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure
Decatur, AR
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.93"Hg).
Average wind speed
Decatur, AR
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.4mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.9mph - Average wind speed in June:
8mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.3mph - Average wind speed in October:
8.6mph - Average wind speed in November:
9.3mph - Average wind speed in December:
8.6mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity
Decatur, AR
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Decatur, AR
- Average rainfall in January:
2.36" - Average rainfall in February:
1.89" - Average rainfall in March:
3.19" - Average rainfall in April:
3.39" - Average rainfall in May:
4.37" - Average rainfall in June:
2.24"
- Average rainfall in July:
2.32" - Average rainfall in August:
2.48" - Average rainfall in September:
2.09" - Average rainfall in October:
2.72" - Average rainfall in November:
1.93" - Average rainfall in December:
2.05"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is February (1.89").
Average rainfall days
Decatur, AR
- Average rainfall days in January:
8.5 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
12.8 days
- Average rainfall days in July:
13.2 days - Average rainfall days in August:
12.3 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
10.6 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
8.7 days
The month with the highest number of rainy days is May (15.5 days).
The months with the least rainy days are January and November (8.5 days).
Average snowfall
Decatur, AR
- Average snowfall in January:
1.3" - Average snowfall in February:
1.46" - Average snowfall in March:
1.06" - Average snowfall in April:
0.04" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Decatur, AR
- Average snowfall days in January:
3.4 days - Average snowfall days in February:
4.7 days - Average snowfall days in March:
1.7 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.3 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:
0.1 days - Average snowfall days in November:
0.8 days - Average snowfall days in December:
2.6 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Decatur, AR
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 4min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days
Decatur, AR
- Average sunshine days in January:
19 days - Average sunshine days in February:
14 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
15.4 days
- Average sunshine days in July:
16.3 days - Average sunshine days in August:
17.2 days - Average sunshine days in September:
17.8 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
19 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is December (19.2 days).
The months with the least sunshine days are March and April (13.3 days).
Average UV index
Decatur, AR
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Decatur, AR
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility
Decatur, 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).
Decatur, Arkansas, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
