August weather forecast
Shetlerville, IL

Weather in August

The last month of the summer, August, is also a moderately hot month in Shetlerville, Illinois, with an average temperature varying between 66.7°F (19.3°C) and 85.3°F (29.6°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a warm 85.3°F (29.6°C). In August, in Shetlerville, the average low-temperature is 66.7°F (19.3°C).

Heat index

The average heat index in August is computed to be a sweltering 95°F (35°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, wind, pregnancy). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

In August, the average relative humidity in Shetlerville is 76%.

Rainfall

In Shetlerville, during August, the rain falls for 14.2 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Shetlerville, during the entire year, the rain falls for 148.8 days and collects up to 27.05" (687mm) of precipitation.

Snowfall

In Shetlerville, snow does not fall in May through October.

Daylight

The average length of the day in August in Shetlerville is 13h and 34min.
On the first day of August in Shetlerville, sunrise is at 5:57 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

Sunshine

The average sunshine in August is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in August in Shetlerville?

The average high-temperature, in August, is 85.3°F (29.6°C), while the average low-temperature is 66.7°F (19.3°C). in August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 95°F (35°C).

What is the average humidity in August in Shetlerville?

In Shetlerville, the average relative humidity in August is 76%.

How much does it rain in Shetlerville in August?

In Shetlerville, Illinois, in August, it is raining for 14.2 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Shetlerville?

In Shetlerville, Illinois, snow does not fall in May through October.

What is the average length of the day in August in Shetlerville?

In Shetlerville, the average day length in August is 13h and 34min.

What time are sunrise and sunset in August in Shetlerville?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:02 pm. On the last day of the month, in Shetlerville, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Shetlerville have in August?

The average sunshine duration in August in Shetlerville is 10.4h.

What is the month with the highest UV index in Shetlerville?

The months with the highest UV index in Shetlerville, Illinois, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Shetlerville?

In August, the average daily maximum UV index in Shetlerville is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Shetlerville, IL

Average temperature in August - Shetlerville, IL
  • Average high temperature in August: 85.3°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in August
Shetlerville, IL

Average pressure in August - Shetlerville, IL
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Shetlerville, IL

Average wind speed in August - Shetlerville, IL
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in August
Shetlerville, IL

Average humidity in August - Shetlerville, IL
  • Average humidity in August: 76%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Shetlerville, IL

Average rainfall in August - Shetlerville, IL
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days in August
Shetlerville, IL

Average rainfall days in August - Shetlerville, IL
  • Average rainfall days in August: 14.2 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in August
Shetlerville, IL

Average snowfall in August - Shetlerville, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Shetlerville, IL

Average snowfall days in August - Shetlerville, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Shetlerville, IL

Average daylight in August / Average sunshine in August - Shetlerville, IL
  • Average daylight in August: 13h and 34min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 38min).

  • Average sunshine in August: 10h and 24min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Shetlerville, IL

Average sunshine days in August - Shetlerville, IL
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in August
Shetlerville, IL

Average UV index in August - Shetlerville, IL
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in August
Shetlerville, IL

Average cloud cover in August - Shetlerville, IL
  • Average cloud cover in August: 28

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).

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Average visibility in August
Shetlerville, IL

Average visibility in August - Shetlerville, 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).

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