Springfield, IL Climate

Summary Graph

The summary climate graph for Springfield, IL shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for Springfield, IL.

Temperature

The warmest month in Abraham Lincoln Capital, Springfield, Illinois is July with an average high temperature of 87.8°F. The hottest day on record was July 7 2012 when the temperature hit 104.0°F. During January the overnight temperature drops to an average of 18.3°F with the lowest temperature of -21.1°F being recorded on January 17 1977.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

7 Jul 2012104°F
17 Aug 1988102°F
13 Jul 1995102°F
1 Sep 2011102°F
21 Jul 1980100.9°F

The warmest months on average were:

July 201296.6°F
July 198093.7°F
August 198392.2°F
July 197492.1°F
July 197792°F

The coldest days on record are:

17 Jan 1977-21.1°F
21 Jan 1985-21.1°F
23 Dec 1989-21.1°F
9 Feb 1979-20°F
3 Feb 1996-18.9°F

The coldest months on average were:

January 1977-1°F
January 19793.9°F
January 19787.1°F
February 19797.7°F
December 19897.7°F

Rain

The wettest month by average rainfall in Springfield, IL is June with an average of 4.6 inches of rain falling on 9 to 10 days.Although in May it typically rains on more days with 4.4 inches falling in 11 to 12 days. The driest month in Springfield, IL is January with an average of 2.1 inches of rain falling on 6 to 7 days.

Wettest Days

The wettest days on record are:

28 April 19734.7 inches
12 April 19943.3 inches
12 April 19792.8 inches
28 April 19892.2 inches
30 April 20122.1 inches

Wettest Months

The wettest months on record are:

June 197317.7 inches
March 197315.9 inches
February 197315.5 inches
April 197314.4 inches
May 197513.8 inches

Driest Months

The driest months on record are:

September 19790 inches
January 19860 inches
September 20040.2 inches
November 19990.3 inches
January 19810.3 inches