Climate and monthly weather forecastRolla, AR
Climate and monthly weather forecast
Weather in January
January, the same as December, in Rolla, Arkansas, is a frosty winter month, with an average temperature fluctuating between 49.6°F (9.8°C) and 33.6°F (0.9°C). January is the month that records the lowest temperatures, with averages ranging from a high of 49.6°F (9.8°C) to a low of 33.6°F (0.9°C). Weather in January »Weather in February
The last month of the winter, February, is a fresh month in Rolla, Arkansas, with an average temperature ranging between min 37.6°F (3.1°C) and max 53.2°F (11.8°C). The arrival of February brings an average high-temperature of a fresh 53.2°F (11.8°C), subtly diverging from January's 49.6°F (9.8°C). Weather in February »Weather in March
March, the first month of the spring in Rolla, is an enjoyable month, with an average temperature varying between 45.1°F (7.3°C) and 62.4°F (16.9°C). The start of March signals an increase in the average high-temperature, moving from a fresh 53.2°F (11.8°C) in February to a comfortable 62.4°F (16.9°C). Weather in March »Weather in April
April in Rolla, Arkansas, is a pleasant spring month, with an average temperature fluctuating between 52.3°F (11.3°C) and 72°F (22.2°C). In Rolla, stepping into April brings a temperature increase, moving up from March's refreshing 62.4°F (16.9°C) to a pleasant 72°F (22.2°C). Weather in April »Weather in May
May, the last month of the spring in Rolla, is a warm month, with temperature in the range of an average low of 61.2°F (16.2°C) and an average high of 80.8°F (27.1°C). May's arrival brings a slight change in high-temperatures, adjusting from a pleasant 72°F (22.2°C) in April to a moderately hot 80.8°F (27.1°C). Weather in May »Weather in June
The first month of the summer, June, is a tropical month in Rolla, Arkansas, with temperature in the range of an average high of 89.8°F (32.1°C) and an average low of 68.9°F (20.5°C). The arrival of June sees a shift in the average high-temperature, moving from a warm 80.8°F (27.1°C) in May to a tropical 89.8°F (32.1°C). Weather in June »Weather in July
July, like June, is another tropical summer month in Rolla, Arkansas, with an average temperature fluctuating between 71.6°F (22°C) and 92.1°F (33.4°C). In Rolla, July records the highest average temperatures, peaking at 92.1°F (33.4°C) and reaching a low of 71.6°F (22°C). The average heat index in July is appraised at a life-threatening hot 114.8°F (46°C). Weather in July »Weather in August
The last month of the summer, August, is also a hot month in Rolla, Arkansas, with an average temperature varying between 91.4°F (33°C) and 70.5°F (21.4°C). The arrival of August sees a recorded average high-temperature of a still tropical 91.4°F (33°C), showing little divergence from the previous month's conditions. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Rolla, Arkansas, with temperature in the range of an average high of 85.5°F (29.7°C) and an average low of 64.8°F (18.2°C). September reveals a small adjustment in temperature, transitioning from an average high of a tropical 91.4°F (33°C) in August to a warm 85.5°F (29.7°C). Weather in September »Weather in October
October, like September, is an agreeable autumn month in Rolla, Arkansas, with an average temperature varying between 73.2°F (22.9°C) and 53.8°F (12.1°C). With the beginning of October, the average high-temperature shows a decrease, transitioning from a warm 85.5°F (29.7°C) in September to an agreeable 73.2°F (22.9°C). Weather in October »Weather in November
November, the last month of the autumn in Rolla, is another mild month, with an average temperature fluctuating between 43.7°F (6.5°C) and 60.4°F (15.8°C). November suggests a modest reduction in the average high-temperature, shifting from an agreeable 73.2°F (22.9°C) in October to a mild 60.4°F (15.8°C). Weather in November »Weather in December
December, the first month of the winter in Rolla, is still a cool month, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 52.5°F (11.4°C). A mild shift in the average high-temperature occurs in December, reducing from a moderate 60.4°F (15.8°C) in November to a cool 52.5°F (11.4°C). Weather in December »Updated: Feb 9, 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
Rolla notes the coldest temperatures in January, with a average high of 49.6°F (9.8°C) and a low of 33.6°F (0.9°C).
Throughout the year, in Rolla, there are 166 rainfall days, and 39.21" (996mm) of precipitation is accumulated.
Months with snowfall in Rolla, Arkansas, are January through March, November and December.
In Rolla, during the entire year, snow falls for 4.6 days and aggregates up to 1.89" (48mm) of snow.
January and February, with an average of 5.2h of sunshine, are months with the least sunshine.
February is the month with the most snowfall. Snow falls for 1.8 days and accumulates 0.91" (23mm) of snow.
The most humid month is March, with an average relative humidity of 80%.
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.
The month with the most rainfall is April, when the rain falls for 14.3 days and typically aggregates up to 4.53" (115mm) of precipitation.
April through October are months without snowfall.
June has the longest days of the year in Rolla, Arkansas, with an average of 14h and 24min of daylight.
The months with the most sunshine in Rolla, Arkansas, are June through August, with an average of 10.4h of sunshine.
June and July, with an average maximum UV index of 7, are months with the highest UV index.
The highest temperatures in Rolla are recorded in July, with averages reaching a high of 92.1°F (33.4°C) and a low of 71.6°F (22°C).
July, September and October, with an average relative humidity of 72%, are the least humid months.
September is the month with the least rainfall in Rolla, Arkansas. Rain falls for 13.4 days and accumulates 2.24" (57mm) of precipitation.
With an average of 9h and 54min of daylight, December has the shortest days of the year in Rolla, Arkansas.
December is the month with the lowest UV index in Rolla, Arkansas, with an average maximum UV index of 2.
Average temperature
Rolla, AR
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (49.6°F).
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).
Average pressure
Rolla, 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
Rolla, AR
- Average wind speed in January:
6.8mph - Average wind speed in February:
7.1mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.9mph - Average wind speed in October:
6mph - Average wind speed in November:
6.5mph - Average wind speed in December:
6.3mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity
Rolla, AR
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July, September and October (72%).
Average rainfall
Rolla, AR
- Average rainfall in January:
2.52" - Average rainfall in February:
3.27" - Average rainfall in March:
3.78" - Average rainfall in April:
4.53" - Average rainfall in May:
3.66" - Average rainfall in June:
2.8"
- Average rainfall in July:
3.15" - Average rainfall in August:
3.86" - Average rainfall in September:
2.24" - Average rainfall in October:
2.95" - Average rainfall in November:
2.87" - Average rainfall in December:
3.58"
The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days
Rolla, AR
- Average rainfall days in January:
10.5 days - Average rainfall days in February:
12.7 days - Average rainfall days in March:
15.6 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
16 days - Average rainfall days in June:
14.5 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
18.3 days - Average rainfall days in September:
13.4 days - Average rainfall days in October:
10.6 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
12 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is November (10.2 days).
Average snowfall
Rolla, AR
The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Rolla, AR
- Average snowfall days in January:
1.5 days - Average snowfall days in February:
1.8 days - Average snowfall days in March:
0.4 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:
0.4 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rolla, AR
- Average daylight in January:
10h and 12min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 12min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 24min - Average daylight in December:
9h and 54min
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 12min - Average sunshine in February:
5h and 12min - Average sunshine in March:
6h and 30min - Average sunshine in April:
8h and 42min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 24min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 30min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 18min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).
Average sunshine days
Rolla, AR
- Average sunshine days in January:
18.6 days - Average sunshine days in February:
13.4 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
14 days - Average sunshine days in May:
13.2 days - Average sunshine days in June:
13.4 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
10 days - Average sunshine days in September:
13.9 days - Average sunshine days in October:
18.4 days - Average sunshine days in November:
18.2 days - Average sunshine days in December:
17.8 days
The month with the most sunshine days is January (18.6 days).
The month with the least sunshine days is August (10 days).
Average UV index
Rolla, AR
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
Rolla, AR
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility
Rolla, AR
The months with the highest visibility are January, February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are May and December (5mi).
