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
The transition from July to August sees average high-temperatures adjusting to a still warm 75.9°F (24.4°C), from a not significantly different 77.4°F (25.2°C). Throughout the month of August, Bellevue witnesses an average temperature of 60.3°F (15.7°C).Humidity
In Bellevue, the average relative humidity in August is 78%.Rainfall
In Bellevue, in August, during 14.1 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Bellevue, during the entire year, the rain falls for 131.1 days and collects up to 19.88" (505mm) of precipitation.Snowfall
In Bellevue, snow does not fall in June through September.Daylight
In August, the average length of the day is 13h and 59min.On the first day of the month, sunrise is at 5:39 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:14 am and sunset at 7:29 pm CDT.
Sunshine
In Bellevue, the average sunshine in August is 10.3h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 5 in August transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Bellevue in August?
What is the average humidity in August in Bellevue?
How many days does it rain in August in Bellevue?
When it does not snow in Bellevue?
What is the average length of the day in August in Bellevue?
When are sunrise and sunset in August in Bellevue?
How long on average sun shines in August in Bellevue?
When is the highest UV index in Bellevue?
What is the UV index reading in August in Bellevue?
Average temperature in August
Bellevue, WI
- Average high temperature in August: 75.9°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in August: 60.3°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in August
Bellevue, WI
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
Bellevue, WI
- Average wind speed in August: 7.5mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in August
Bellevue, WI
- Average humidity in August: 78%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in August
Bellevue, WI
- Average rainfall in August: 1.73"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is February (0.91").
Average rainfall days in August
Bellevue, WI
- Average rainfall days in August: 14.1 days
The months with the highest number of rainy days are May and July (14.9 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in August
Bellevue, WI
- Average snowfall in August: 0"
The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Bellevue, WI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Bellevue, WI
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in August: 10h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in August
Bellevue, WI
- Average sunshine days in August: 13.8 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (11.7 days).
Average UV index in August
Bellevue, WI
- 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, November and December (UV index 1).
Average cloud cover in August
Bellevue, WI
- Average cloud cover in August: 29
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in August
Bellevue, WI
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Bellevue, Wisconsin, USA
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