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
London Mills, Illinois, in August witnesses an average high-temperature of a still moderately hot 81.1°F (27.3°C), indicating a slight variation from July's 82°F (27.8°C). Nightly temperatures drop to an average low of 63.3°F (17.4°C) in August.Heat index
August's average heat index is evaluated at a tropical 87.8°F (31°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
In London Mills, the average relative humidity in August is 81%.Rainfall
In London Mills, in August, during 12.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. In London Mills, during the entire year, the rain falls for 126 days and collects up to 14.45" (367mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In August, the average length of the day in London Mills is 13h and 44min.On the first day of the month, sunrise is at 5:58 am and sunset at 8:16 pm. On the last day of August, in London Mills, sunrise is at 6:27 am and sunset at 7:34 pm CDT.
Sunshine
In August, the average sunshine in London Mills is 9.9h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in London Mills. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against 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. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature in London Mills?
What is the average humidity in August in London Mills?
How much does it rain in London Mills in August?
When it does not snow in London Mills?
What is the average length of the day in August in London Mills?
What time are sunrise and sunset in August in London Mills?
How many hours of sunshine does London Mills have in August?
What is the month with the highest UV index in London Mills?
What is the UV index intensity in August in London Mills?
Average temperature in August
London Mills, IL
- Average high temperature in August: 81.1°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in August: 63.3°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in August
London Mills, IL
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
London Mills, IL
- Average wind speed in August: 6.6mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in August
London Mills, IL
- Average humidity in August: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in August
London Mills, IL
- Average rainfall in August: 1.18"
The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and December (0.59").
Average rainfall days in August
London Mills, IL
- Average rainfall days in August: 12.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in August
London Mills, IL
- Average snowfall in August: 0"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
London Mills, IL
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.3 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
London Mills, IL
- Average daylight in August: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 9h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in August
London Mills, IL
- Average sunshine days in August: 14.8 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in August
London Mills, IL
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
London Mills, IL
- Average cloud cover in August: 30
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in August
London Mills, IL
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
London Mills, Illinois, USA
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