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
With the arrival of August, Spring Grove's average high-temperature registers at a still warm 77.5°F (25.3°C), indicating a subtle variation from the previous month. In Spring Grove, the average low-temperature during the month of August is an enjoyable 61.5°F (16.4°C).Humidity
In Spring Grove, the average relative humidity in August is 82%.Rainfall
In Spring Grove, in August, during 16.3 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Spring Grove, during the entire year, the rain falls for 139.6 days and collects up to 26.18" (665mm) of precipitation.Snowfall
In Spring Grove, snow does not fall in June through September.Daylight
In August, the average length of the day in Spring Grove is 13h and 51min.On the first day of the month, sunrise is at 5:46 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:17 am and sunset at 7:28 pm CDT.
Sunshine
The months with the most sunshine are July and August, with an average of 9.9h of sunshine.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 5 during August morphs into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Spring Grove 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?
What are the months with the highest UV index?
How high is the UV index in August?
Average temperature in August
Spring Grove, IL
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in August: 61.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in August
Spring Grove, IL
- Average pressure in August: 29.97"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Spring Grove, IL
- Average wind speed in August: 6.4mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in August
Spring Grove, IL
- Average humidity in August: 82%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in August
Spring Grove, IL
- Average rainfall in August: 2.99"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").
Average rainfall days in August
Spring Grove, IL
- Average rainfall days in August: 16.3 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in August
Spring Grove, IL
- Average snowfall in August: 0"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Spring Grove, IL
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Spring Grove, 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 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days in August
Spring Grove, IL
- Average sunshine days in August: 12.2 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in August
Spring Grove, IL
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Spring Grove, IL
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility in August
Spring Grove, IL
- Average visibility in August: 6mi
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).
Spring Grove, Illinois, USA
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