May & Spring 2012 Climate Summaries - Warmest Spring on Record

Maps below from the Midwestern Regional Climate Center show average temperatures and precipitation across the entire Midwest for May 2012, and the departure from mean (temperature) & percentage of mean (precipitation) for May.  Temperatures were 5-6 degrees warmer than normal during May with Peoria having the 8th warmest May on record, Lincoln was tied for 9th warmest May & Springfield tied for 10th warmest May.

 May 2012 Average Temperature May 2012 Average Temperature Departure from Mean

May 2012 PrecipitationMay 2012 Precipitation Percent of Mean

Maps below from the Midwestern Regional Climate Center show average temperatures and precipitation across the Midwest for Spring 2012 (March-May), and the departure from mean (temperature) & percentage of mean (precipitation) for May.  Peoria, Springfield, Champaign-Urbana, Lincoln, Bloomington-Normal, Galesburg, Danville and Flora all had their warmest springs on record, which were 7 to 8 degrees warmer than normal!  Check out the top 10 warmest spring tables below for these eight cities.  Lincoln had their 10th driest spring on record with only 6.50 inches.

 Spring 2012 Average Temperature Spring 2012 Average Temperature Departure from Mean

Spring 2012 PrecipitationSpring 2012 Precipitation Percent of Mean

Warmest Springs on Record in 
Lincoln since 1905

Rank

 Year

Average 
Temperature

1

2012

59.2

2

1977

58.5

3

1921

57.2

4

1946

56.0

5

1938

55.6

6

1991

55.3

7

1955

55.1

8

1987, 2007

55.0

9

1918, 1922

54.9

10

1945, 2010

54.7

Warmest Springs on Record in Springfield since 1879

Rank

Year

Average 
Temperature

1

 2012

 61.2

 2

 1977

59.4 

 1946

57.8 

 4

 1921, 2010

57.4 

 5

 1991

57.2 

 6

 1987

56.9 

 7

 1938

56.6 

 2007

56.5 

 1985

56.2 

10 

 1986

56.1 

Warmest Springs on Record in 
Bloomington-Normal since 1893

Rank

 Year

Average 
Temperature

1

2012

58.5

2

1977

58.3

3

1921, 1985

56.6

4

1987

56.5

5

1986

56.1

6

1955

55.1

7

1903

55.0

8

1938

54.9

9

2004

54.4

10

1959, 1963

54.2

Warmest Springs on Record in 
Danville since 1895

Rank

 Year

Average 
Temperature

1

2012

60.3

2

1977, 1991

57.8

3

1921

57.4

4

1902

57.2

5

1985

56.4

6

2004

56.3

7

2007

56.2

8

2010

56.0

9

1986

55.5

10

1946

55.1

   

Warmest Springs on Record in 
Peoria since 1883

Rank

Year

Average 
Temperature

1

 2012

59.2 

 2

 1977

56.7 

 1921, 2010

55.6 

 4

 1987, 1991

 55.5

 5

 1985

55.0 

 6

 2007

54.9 

 7

 1887

54.8 

 1886, 2004

54.5 

 1938

 54.3

10 

 1986, 2000

54.2 

Warmest Springs on Record in Champaign-Urbana since 1888

Rank

Year

Average 
Temperature

1

 2012

59.2 

 2

 1977

57.8 

 1991

56.1 

 4

 1921

55.7 

 5

 2007

55.5 

 6

 1985, 1987, 2010

55.4 

 7

 1946

55.0 

 1955

54.6 

 2004

54.5 

10 

 1938

54.2 

Warmest Springs on Record in 
Galesburg since 1936

Rank

Year

Average 
Temperature

1

 2012

57.1 

 2

 2007

56.1 

 1987

55.1 

 4

 1991

 55.0

 5

 2004

54.7 

 6

 1985

54.0 

 7

 2006

53.9 

 2000

53.6 

 2010

 53.5

10 

 1986

53.4 

Warmest Springs on Record in 
Flora since 1893

Rank

Year

Average 
Temperature

1

 2012

62.3 

 2

 1991

59.7 

 1977

59.6 

 4

 2004

 59.3

 5

 2007

59.2 

 6

 1938

58.6 

 7

 1925, 1946

58.2 

 1985, 1987

58.0 

 1986

 57.8

10 

 2010

57.3 



Preliminary climate summaries for Spring 2012 (March-May 2012) are listed below, which was the warmest spring on record. Lincoln had the 10th driest spring on record.  Only the summaries for Peoria, Springfield, and Lincoln are considered to be official climatological summaries.  The remaining 4 sites are "supplemental", meaning another station in the area is the official climatological station for that location.

  • Peoria
  • Lincoln
  • Springfield
  • Champaign Airport
  • Decatur Airport
  • Mattoon Airport
  • Lawrenceville Airport 

    Preliminary climate summaries for May 2012 are listed below.  Peoria had 8th warmest May on record, Lincoln was tied for 9th warmest May & Springfield tied for 10th warmest May. Only the summaries for Peoria, Springfield, and Lincoln are considered to be official climatological summaries.  The remaining 4 sites are "supplemental", meaning another station in the area is the official climatological station for that location.

 



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