August weather forecast
Hebron, IL

Weather in August

The last month of the summer, August, is also a moderately hot month in Hebron, Illinois, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 77.5°F (25.3°C).

Temperature

In August, the average high-temperature is almost the same as in July - a still warm 77.5°F (25.3°C). In August, in Hebron, the average low-temperature is 59.9°F (15.5°C).

Humidity

In Hebron, the average relative humidity is 83%.

Rainfall

In Hebron, in August, during 13.8 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Hebron, during the entire year, the rain falls for 121.6 days and collects up to 14.06" (357mm) of precipitation.

Snowfall

In Hebron snow does not fall in June through September.

Daylight

In Hebron, the average length of the day is 13.8h.

Sunshine

Months with the most sunshine are July and August, with an average of 9.7h 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 of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 average humidity in August in Hebron?

The average relative humidity in August in Hebron is 83%.

How many days does it rain in August in Hebron?

In Hebron, Illinois, during August, the rain falls for 13.8 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow in Hebron?

June through September are months without snowfall in Hebron.

How many hours of daylight does Hebron have in August?

In Hebron, Illinois, the average length of the day in August is 13.8h.

What is the month with the most sunshine in Hebron?

July and August, with an average of 9.7h of sunshine, are months with the most sunshine.

How long on average sun shines in August in Hebron?

In August, the average sunshine is 9.7h.

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

May through August, with an average maximum UV index of 5, are months with the highest UV index in Hebron, Illinois.

What is the UV index intensity in August in Hebron?

The average daily maximum UV index in August in Hebron is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in August
Hebron, IL

Average temperature in August - Hebron, IL
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

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Average pressure in August
Hebron, IL

Average pressure in August - Hebron, IL
  • Average pressure in August: 29.97"

Months with the highest atmospheric pressure are January and February (30.1").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in August
Hebron, IL

Average wind speed in August - Hebron, IL
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in August
Hebron, IL

Average humidity in August - Hebron, IL
  • Average humidity in August: 83%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in August
Hebron, IL

Average rainfall in August - Hebron, IL
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is December (0.55").

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Average rainfall days in August
Hebron, IL

Average rainfall days in August - Hebron, IL
  • Average rainfall days in August: 13.8 days

Months with the highest number of rainy days are May and July (15.7 days).
The month with the least rainy days is January (2.8 days).

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Average snowfall in August
Hebron, IL

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

The month with the highest snowfall is January (2.13").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Hebron, IL

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

The month with the highest number of snowfall days is January (12.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Hebron, IL
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in August: 9.7h

Months with the most sunshine are July and August (Average sunshine: 9.7h).
The month with the least sunshine is January (Average sunshine: 3.4h).

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Average sunshine days in August
Hebron, IL

Average sunshine days in August - Hebron, IL
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in August
Hebron, IL

Average UV index in August - Hebron, IL
  • Average UV index in August: 5

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in August
Hebron, IL

Average cloud cover in August - Hebron, IL
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Hebron, IL

Average visibility in August - Hebron, IL
  • Average visibility in August: 5mi

Months with the highest visibility are March, April, May, June, October, November and December (6mi).
Months with the lowest visibility are January, February, July, August and September (5mi).

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