August weather forecast and climate
Champaign, IL

Average temperature in August - Champaign, IL
  • Average high temperature in August: 83.9°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in August: 62.8°F

The month with the highest average low temperature is July (64.7°F).
The coldest month (with the lowest average low temperature) is January (18.2°F).

Average rainfall in August - Champaign, IL
  • Average rainfall in August: 4.4"

The wettest month (with the highest rainfall) is May (4.8").
The driest month (with the lowest rainfall) is January (1.9").

Average rainfall days in August - Champaign, IL
  • Average rainfall days in August: 9 days

Months with the highest number of rainy days are March, April and December (12 days).
Months with the lowest number of rainy days are September and October (8 days).

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

The month with the highest snowfall is January (6.1").
Months with the lowest snowfall are May, June, July, August and September (0").

Average daylight in August / Average sunshine in August - Champaign, IL
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 9h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are November and December (Average sunshine: 4).

Average UV index in August - Champaign, IL
  • Average UV index in August: 8

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).

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