August weather forecast
Warren, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Warren, Illinois, with an average temperature varying between 78.3°F (25.7°C) and 60.4°F (15.8°C).

Temperature

Warren registers an average high-temperature of a still moderately hot 78.3°F (25.7°C) with the arrival of August, showing minor deviation from the preceding month. Warren observes an average nighttime low-temperature of 60.4°F (15.8°C) during the month of August.

Humidity

The average relative humidity in August is 82%.

Rainfall

In Warren, in August, during 14.4 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Warren, during the entire year, the rain falls for 140.7 days and collects up to 24.09" (612mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 51min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:24 am and sunset at 7:35 pm CDT.

Sunshine

July and August, with an average of 9.5h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Warren are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 5 in August suggests the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In August, in Warren, the average high-temperature is 78.3°F (25.7°C), and the average low-temperature is 60.4°F (15.8°C).

What is the average humidity in August in Warren?

The average relative humidity in August is 82%.

How many days does it rain in August?

In August, the rain falls for 14.4 days. Throughout August, 1.85" (47mm) of precipitation is accumulated.

When it does not snow?

In Warren, snow does not fall in May through September.

How many hours of daylight does Warren have in August?

In Warren, the average day length in August is 13h and 51min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:53 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:35 pm CDT.

What are the months with the most sunshine?

July and August, with an average of 9.5h of sunshine, are months with the most sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 9.5h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Warren, IL

Average temperature in August - Warren, IL
  • Average high temperature in August: 78.3°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 (24.8°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (12°F).

Average pressure in August
Warren, IL

Average pressure in August - Warren, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Warren, IL

Average wind speed in August - Warren, IL
  • Average wind speed in August: 6.7mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in August
Warren, IL

Average humidity in August - Warren, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April, October and November (77%).

Average rainfall in August
Warren, IL

Average rainfall in August - Warren, IL
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in August
Warren, IL

Average rainfall days in August - Warren, IL
  • Average rainfall days in August: 14.4 days

The months with the highest number of rainy days are May and June (17.8 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in August
Warren, IL

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

The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Warren, IL

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

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

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

Average daylight in August / Average sunshine in August - Warren, 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 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August
Warren, IL

Average sunshine days in August - Warren, IL
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in August
Warren, IL

Average UV index in August - Warren, 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
Warren, IL

Average cloud cover in August - Warren, IL
  • Average cloud cover in August: 35

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

Average visibility in August
Warren, IL

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

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

Warren, Illinois, USA

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