Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August is the month when Rolla sees the highest average temperatures, with a high of 77.9°F (25.5°C) and a low of 56.5°F (13.6°C).Humidity
August is the least humid month in Rolla, with an average relative humidity of 60%.Rainfall
In Rolla, during August, the rain falls for 11.3 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Rolla, during the entire year, the rain falls for 110.9 days and collects up to 17.95" (456mm) of precipitation.Snowfall
In Rolla, snow does not fall in June through September.Daylight
In Rolla, the average length of the day in August is 14h and 19min.On the first day of August, sunrise is at 6:13 am and sunset at 9:16 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 8:22 pm CDT.
Sunshine
In Rolla, the average sunshine in August is 10.8h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 during August translates into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Rolla?
What are the temperatures in August?
What is the least humid month?
What is the average humidity in August?
How much does it rain in Rolla in August?
When it does not snow?
What is the average length of the day in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
What are the months with the highest UV index?
What is the UV index reading in August?
Average temperature in August
Rolla, ND
- Average high temperature in August: 77.9°F
The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).
- Average low temperature in August: 56.5°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).
Average pressure in August
Rolla, ND
- Average pressure in August: 29.9"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in August
Rolla, ND
- Average wind speed in August: 8.5mph
The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in August
Rolla, ND
- Average humidity in August: 60%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).
Average rainfall in August
Rolla, ND
- Average rainfall in August: 1.69"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in August
Rolla, ND
- Average rainfall days in August: 11.3 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).
Average snowfall in August
Rolla, ND
- Average snowfall in August: 0"
The month with the highest snowfall is November (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Rolla, ND
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Rolla, ND
- Average daylight in August: 14h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in August: 10h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in August
Rolla, ND
- Average sunshine days in August: 16.3 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in August
Rolla, ND
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in August
Rolla, ND
- Average cloud cover in August: 25
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in August
Rolla, ND
- Average visibility in August: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Rolla, North Dakota, USA
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