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 commencement of August brings an average high-temperature of a still moderately hot 78.1°F (25.6°C), marking an inconsequential divergence from July. In August, the nighttime temperature lowers to an average of 60.3°F (15.7°C).Humidity
In South Beloit, the average relative humidity in August is 83%.Rainfall
In August, the rain falls for 13.7 days. Throughout August, 1.69" (43mm) of precipitation is accumulated. Throughout the year, there are 122.2 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
In South Beloit, snow does not fall in May through September.Daylight
In South Beloit, the average length of the day in August is 13h and 51min.On the first day of the month, sunrise is at 5:49 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:20 am and sunset at 7:31 pm CDT.
Sunshine
The months with the most sunshine are July and August, with an average of 9.5h of sunshine.UV index
The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In August, the maximum UV index of 5 suggests these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
How many hours of daylight does South Beloit have in August?
When are sunrise and sunset in August?
What is the month with the most sunshine?
How long on average sun shines in August in South Beloit?
How high is the UV index in August?
Average temperature in August
South Beloit, IL
- Average high temperature in August: 78.1°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in August: 60.3°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).
Average pressure in August
South Beloit, IL
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
South Beloit, IL
- Average wind speed in August: 6.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in August
South Beloit, IL
- Average humidity in August: 83%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in August
South Beloit, IL
- Average rainfall in August: 1.69"
The wettest month (with the highest rainfall) is June (2.28").
The driest months (with the least rainfall) are February and December (0.67").
Average rainfall days in August
South Beloit, IL
- Average rainfall days in August: 13.7 days
The months with the highest number of rainy days are May and June (15.3 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in August
South Beloit, IL
- Average snowfall in August: 0"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
South Beloit, IL
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
South Beloit, IL
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in August: 9h and 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).
Average sunshine days in August
South Beloit, IL
- Average sunshine days in August: 13.9 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in August
South Beloit, IL
- Average UV index in August: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
South Beloit, IL
- Average cloud cover in August: 36
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 35).
Average visibility in August
South Beloit, IL
- Average visibility in August: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
South Beloit, Illinois, USA
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