August weather forecast
West Liberty, IL

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Weather in August

The last month of the summer, August, is another warm month in West Liberty, Illinois, with an average temperature varying between 65.7°F (18.7°C) and 82.8°F (28.2°C).

Temperature

West Liberty records an average high-temperature of a still warm 82.8°F (28.2°C) in August, maintaining a close correlation with July's 84.2°F (29°C). An average low-temperature of 65.7°F (18.7°C) marks the month of August.

Heat index

During August, the heat index is computed to be a tropical 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Heat index readings emphasize conditions of light breezes and shaded spots. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. 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

The average relative humidity in August is 80%.

Rainfall

In West Liberty, during August, the rain falls for 13.2 days and regularly aggregates up to 2.13" (54mm) of precipitation. In West Liberty, Illinois, during the entire year, the rain falls for 152.3 days and collects up to 27.99" (711mm) of precipitation.

Snowfall

In West Liberty, snow does not fall in May through October.

Daylight

In West Liberty, the average length of the day in August is 13h and 38min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:03 pm. On the last day of August, sunrise is at 6:21 am and sunset at 7:23 pm CDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The high-temperature during August is 82.8°F (28.2°C) and the low-temperature is 65.7°F (18.7°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 91.4°F (33°C).

What is the average humidity in August?

In West Liberty, the average relative humidity in August is 80%.

How much does it rain in August?

In West Liberty, in August, it is raining for 13.2 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in West Liberty?

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

How many hours of daylight does West Liberty have in August?

In West Liberty, the average day length in August is 13h and 38min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:54 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:23 pm CDT.

How many hours of sunshine does West Liberty have in August?

In West Liberty, the average sunshine duration in August is 10.3h.

What are the months with the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
West Liberty, IL

Average temperature in August - West Liberty, IL
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in August
West Liberty, IL

Average pressure in August - West Liberty, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
West Liberty, IL

Average wind speed in August - West Liberty, IL
  • Average wind speed in August: 6mph

The windiest months (with the highest average wind speed) are January and February (10.2mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in August
West Liberty, IL

Average humidity in August - West Liberty, IL
  • Average humidity in August: 80%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
West Liberty, IL

Average rainfall in August - West Liberty, IL
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is April (4.09").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in August
West Liberty, IL

Average rainfall days in August - West Liberty, IL
  • Average rainfall days in August: 13.2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in August
West Liberty, IL

Average snowfall in August - West Liberty, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
West Liberty, IL

Average snowfall days in August - West Liberty, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.9 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
West Liberty, IL

Average daylight in August / Average sunshine in August - West Liberty, IL
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
West Liberty, IL

Average sunshine days in August - West Liberty, IL
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in August
West Liberty, IL

Average UV index in August - West Liberty, 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, November and December (UV index 2).

Average cloud cover in August
West Liberty, IL

Average cloud cover in August - West Liberty, IL
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in August
West Liberty, IL

Average visibility in August - West Liberty, 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).

West Liberty, Illinois, USA

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