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
Old Mill Creek registers an average high-temperature of a still warm 77°F (25°C) with the arrival of August, showing minor deviation from the preceding month. Old Mill Creek experiences a nighttime temperature average of 64.8°F (18.2°C) during August.Humidity
The average relative humidity in August in Old Mill Creek is 79%.Rainfall
The months with the most rainfall in Old Mill Creek are June and August, with an average 2.68" (68mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in August in Old Mill Creek is 13h and 51min.On the first day of August, sunrise is at 5:45 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:27 pm CDT.
Sunshine
The months with the most sunshine in Old Mill Creek, Illinois, are July and August, with an average of 10.5h of sunshine.UV index
The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during August leads to these advisories:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What is the usual temperature for Old Mill Creek in August?
What is the average humidity in August in Old Mill Creek?
What is the wettest month in Old Mill Creek?
How much does it rain in Old Mill Creek in August?
When it does not snow in Old Mill Creek?
How many hours of daylight does Old Mill Creek have in August?
When are sunrise and sunset in August in Old Mill Creek?
What is the month with the most sunshine in Old Mill Creek?
How many hours of sunshine does Old Mill Creek have in August?
What are the months with the highest UV index in Old Mill Creek?
How high is the UV index in August in Old Mill Creek?
Average temperature in August
Old Mill Creek, IL
- Average high temperature in August: 77°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in August: 64.8°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in August
Old Mill Creek, IL
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Old Mill Creek, IL
- Average wind speed in August: 7.3mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in August
Old Mill Creek, IL
- Average humidity in August: 79%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in August
Old Mill Creek, IL
- Average rainfall in August: 2.68"
The wettest months (with the highest rainfall) are June and August (2.68").
The driest month (with the least rainfall) is December (0.91").
Average rainfall days in August
Old Mill Creek, IL
- Average rainfall days in August: 15.7 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in August
Old Mill Creek, IL
- Average snowfall in August: 0"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Old Mill Creek, IL
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Old Mill Creek, 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: 10h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in August
Old Mill Creek, IL
- Average sunshine days in August: 11.6 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in August
Old Mill Creek, IL
- Average UV index in August: 6
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Old Mill Creek, IL
- Average cloud cover in August: 27
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in August
Old Mill Creek, 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).
Old Mill Creek, Illinois, USA
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