MONTHLY HISTORICAL STATE CLIMATE SUMMARIES

Wisconsin State Climatology Office

 Southwest Wisconsin Divisional Average Temperature (degrees Fahrenheit)

Note: Data for the most recent 6 months are considered preliminary and subject to change.

Year

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

YEAR

1895

10.8

11.6

29.8

49.2

59.4

69.1

69.2

69.9

65.7

42.7

31.6

25.4

44.5

1896

20.2

22.0

25.5

48.5

64.5

67.9

71.0

70.1

56.7

45.1

29.0

30.1

45.9

1897

16.0

23.9

29.6

45.3

55.8

65.9

73.7

66.3

67.2

54.4

31.2

16.6

45.5

1898

21.2

21.9

35.8

44.6

57.2

68.6

72.1

68.7

63.5

45.7

31.7

15.5

45.5

1899

15.0

9.4

21.7

48.1

57.6

68.1

71.5

72.0

59.0

54.1

40.6

20.8

44.8

1900

22.5

12.1

26.8

48.7

60.5

67.2

70.4

75.4

62.6

57.1

31.2

24.5

46.6

1901

19.4

12.5

29.9

47.3

57.3

70.0

78.3

70.9

61.0

51.8

32.5

17.9

45.7

1902

18.9

15.9

37.1

45.6

60.5

63.8

71.8

66.8

57.6

51.0

40.2

17.8

45.6

1903

18.0

18.6

39.0

47.1

58.8

63.7

71.1

65.8

59.8

49.5

30.5

13.8

44.6

1904

8.7

9.4

30.8

40.7

57.6

65.4

68.7

66.2

61.6

50.1

37.8

19.8

43.1

1905

7.4

10.2

36.0

45.1

55.4

67.0

69.5

70.4

63.4

47.5

35.0

24.5

44.3

1906

22.3

18.5

25.2

48.9

57.4

66.2

69.6

71.8

65.2

48.3

33.8

23.9

45.9

1907

15.3

21.7

36.9

38.0

50.4

65.0

70.4

67.5

60.8

46.9

33.9

25.2

44.3

1908

21.6

21.7

34.8

47.0

57.8

65.3

71.7

68.2

66.2

49.9

36.2

22.8

46.9

1909

19.1

23.7

29.5

39.7

54.9

66.8

69.7

72.6

59.1

46.0

41.0

14.1

44.7

1910

14.8

15.3

44.1

49.1

52.7

68.1

72.8

69.7

59.9

52.2

29.3

18.8

45.6

1911

17.7

25.9

35.5

43.5

62.4

72.3

71.9

67.8

61.9

46.7

27.4

27.2

46.7

1912

-2.3

12.9

22.6

46.7

58.4

64.3

70.9

66.3

61.2

49.9

36.2

26.1

42.8

1913

18.5

14.1

28.1

46.5

55.9

68.7

71.4

70.9

61.1

47.7

40.2

30.1

46.1

1914

24.8

11.3

30.0

44.2

59.6

67.2

73.1

69.3

61.2

53.9

36.3

14.1

45.4

1915

13.7

27.0

27.5

53.8

52.4

62.1

66.7

63.3

61.4

50.4

36.7

22.1

44.8

1916

17.9

15.2

28.6

44.3

56.5

61.5

76.8

71.2

59.2

48.7

33.2

15.4

44.0

1917

11.7

8.5

30.0

41.9

51.9

62.4

71.0

66.1

59.0

39.6

36.9

11.9

40.9

1918

3.7

17.5

37.6

41.1

61.1

66.7

69.4

71.7

55.1

51.5

37.0

30.4

45.2

1919

23.4

22.7

34.0

44.3

55.2

70.6

73.7

68.2

63.8

49.1

31.1

10.8

45.6

1920

9.2

17.5

33.1

39.5

55.9

68.0

68.2

66.8

63.8

55.9

32.8

24.7

44.6

1921

24.7

26.3

38.2

50.2

60.5

72.1

77.1

69.5

65.3

50.6

30.8

23.6

49.1

1922

14.5

19.0

37.1

45.4

62.1

68.6

68.4

70.1

63.7

52.2

39.6

20.6

46.8

1923

21.2

12.7

24.4

43.4

56.5

69.7

72.6

66.8

60.7

46.5

37.4

31.8

45.3

1924

7.6

21.5

28.0

44.6

50.7

63.3

67.5

67.6

56.2

54.8

35.2

12.7

42.5

1925

16.5

23.8

35.1

51.5

53.9

68.1

70.4

69.7

65.4

38.8

32.5

16.8

45.2

1926

17.4

23.9

24.5

41.6

59.4

62.8

70.5

69.3

59.6

47.0

29.2

17.9

43.6

1927

15.1

26.7

36.9

44.9

54.6

63.3

69.2

65.5

64.4

51.9

34.9

16.1

45.3

1928

20.1

22.4

32.4

39.5

59.1

61.9

70.4

69.5

57.5

51.4

36.2

25.5

45.5

1929

4.7

10.3

34.5

47.6

54.4

64.3

71.2

68.2

60.7

48.6

29.8

21.9

43.0

1930

8.8

28.3

32.8

47.4

58.4

67.8

73.2

71.3

63.2

48.0

38.0

23.0

46.7

1931

24.6

30.7

31.7

47.7

54.4

72.3

76.4

70.5

68.0

53.7

42.1

31.5

50.3

1932

23.2

25.9

24.4

44.7

58.7

69.2

73.0

70.1

59.0

46.7

30.1

20.3

45.4

1933

28.4

17.8

31.3

44.4

58.1

75.2

72.9

68.3

65.8

47.4

33.1

22.4

47.1

1934

24.8

18.7

29.8

45.3

65.9

73.9

74.9

68.2

59.0

52.6

39.3

17.8

47.5

1935

14.6

22.9

35.2

43.6

51.8

62.8

75.9

69.8

60.9

48.6

31.7

19.0

44.7

1936

8.3

3.3

34.4

40.5

62.8

65.5

78.1

73.5

63.2

46.7

32.0

24.7

44.4

1937

12.2

17.1

28.5

43.8

58.4

66.1

73.4

74.5

62.2

46.5

31.3

19.3

44.4

1938

17.2

26.9

39.3

47.3

56.8

66.4

72.4

72.0

61.6

54.9

35.1

22.3

47.7

1939

24.6

17.8

32.3

43.4

62.6

69.0

73.1

69.4

65.2

50.4

36.7

29.9

47.9

1940

9.0

22.0

26.7

43.7

55.3

68.7

73.7

68.5

61.9

52.9

31.3

24.7

44.9

1941

20.4

18.3

27.0

51.7

62.2

68.2

72.5

71.2

63.5

50.7

38.3

29.1

47.8

1942

17.6

20.4

36.1

51.5

56.2

67.1

71.3

69.2

58.8

49.7

35.5

16.9

45.9

1943

12.8

20.3

26.8

44.3

55.3

70.5

73.1

70.9

56.9

48.4

30.6

24.1

44.5

1944

26.1

23.7

28.0

42.5

62.1

69.5

70.1

70.7

62.7

50.2

39.2

18.0

46.9

1945

13.7

21.3

43.4

46.7

52.7

62.4

69.6

70.0

60.5

48.4

34.4

16.8

45.0

1946

21.1

22.8

42.7

50.8

55.8

67.0

72.3

67.6

60.9

54.4

36.7

26.3

48.2

1947

22.9

19.5

29.5

44.1

52.9

64.6

70.8

77.4

64.2

59.6

29.7

23.3

46.5

1948

13.1

19.2

31.4

51.8

56.4

67.0

73.6

72.0

66.0

49.1

38.4

23.6

46.8

1949

18.8

19.6

32.4

46.8

60.4

71.0

75.0

71.5

57.1

53.8

37.2

24.4

47.3

1950

19.0

19.8

27.1

39.9

58.2

66.9

68.6

66.1

60.9

54.8

30.6

14.8

43.9

1951

12.8

19.2

27.1

42.9

60.9

64.3

70.1

66.9

58.1

50.1

26.7

19.5

43.2

1952

18.5

26.8

28.6

48.2

56.9

69.7

73.8

68.1

61.4

43.9

37.0

25.3

46.5

1953

21.5

23.3

33.6

41.7

57.6

70.0

71.8

71.0

61.7

55.6

39.3

26.3

47.8

1954

17.4

32.7

30.7

49.3

52.5

70.7

72.9

68.7

62.8

49.4

37.5

23.7

47.4

1955

17.9

19.2

29.9

52.9

60.9

65.2

77.5

74.9

63.4

51.0

30.0

17.2

46.7

1956

18.1

19.8

28.4

43.3

57.5

70.9

69.3

69.8

58.9

55.9

34.6

25.1

46.0

1957

11.9

26.4

32.8

47.5

55.8

67.4

73.6

69.4

59.3

47.3

34.0

27.2

46.1

1958

20.1

16.0

32.3

46.8

58.6

63.0

69.0

70.6

62.2

53.0

37.0

15.5

45.3

1959

9.7

15.0

28.9

46.0

62.2

68.6

70.3

73.6

62.6

45.8

26.2

30.4

44.9

1960

20.9

21.1

20.8

48.6

56.6

64.5

69.6

71.0

63.8

49.8

37.4

21.1

45.4

1961

16.7

28.2

34.1

41.2

55.3

67.9

70.7

70.7

61.4

51.4

35.3

19.0

46.0

1962

12.6

17.8

28.7

45.1

63.0

67.0

68.0

69.0

57.5

52.5

35.9

21.1

44.9

1963

5.4

14.1

35.1

48.5

56.2

70.0

72.4

67.9

61.6

59.6

39.8

11.9

45.2

1964

23.4

25.1

30.4

47.4

63.1

68.3

74.0

67.3

60.3

47.5

38.7

18.7

47.0

1965

14.7

16.9

24.6

43.8

61.7

65.9

70.5

67.8

58.6

50.5

36.6

30.1

45.1

1966

9.0

20.0

36.4

43.3

53.0

67.5

72.8

67.2

59.4

49.2

36.1

22.0

44.7

1967

20.4

13.6

33.6

46.5

52.9

67.7

68.7

65.1

59.0

48.3

32.0

24.6

44.4

1968

17.9

18.8

39.9

48.4

55.0

67.0

70.4

69.9

60.6

51.3

35.0

21.2

46.3

1969

13.2

22.2

26.9

48.2

58.5

60.8

71.3

71.2

61.2

47.2

34.0

22.0

44.7

1970

8.4

19.4

30.1

47.9

60.0

68.2

72.5

69.9

61.4

51.4

35.0

21.3

45.5

1971

9.2

18.3

28.6

45.3

54.9

71.7

67.7

67.5

63.6

56.6

35.9

25.8

45.4

1972

12.3

16.1

28.5

42.1

60.9

65.1

69.4

70.0

61.3

46.2

33.3

17.1

43.5

1973

21.6

24.3

41.3

44.3

54.2

68.9

72.7

71.5

60.9

55.3

36.1

20.3

47.6

1974

17.9

19.7

33.4

48.4

54.2

63.8

73.3

67.3

56.6

49.8

36.6

25.4

45.5

1975

19.5

19.7

25.1

40.2

61.0

67.9

72.0

70.5

56.7

52.3

40.1

24.8

45.8

1976

14.9

27.9

35.4

48.9

55.6

68.6

72.8

68.6

59.5

44.4

27.6

12.7

44.7

1977

2.1

21.9

40.2

53.0

65.4

66.4

74.1

66.0

61.0

48.1

33.5

17.5

45.8

1978

8.0

11.2

28.9

45.7

58.2

66.9

70.4

69.9

65.4

47.9

34.1

19.1

43.8

1979

4.3

10.6

30.7

42.7

56.5

67.0

70.5

68.3

62.4

48.2

34.5

27.8

43.6

1980

17.8

17.1

28.4

47.2

59.6

66.8

74.1

70.8

61.6

45.3

36.6

22.2

45.6

1981

19.7

24.8

36.7

49.9

56.2

67.3

71.0

68.8

59.6

47.0

37.5

21.2

46.6

1982

6.5

18.7

30.6

42.3

61.9

62.0

72.1

68.1

59.9

51.0

34.7

29.5

44.8

1983

22.7

28.0

34.8

42.4

53.6

68.3

75.4

74.7

61.6

49.6

37.5

10.1

46.6

1984

15.1

30.6

27.7

46.8

54.4

68.9

70.0

72.0

60.4

52.4

35.9

24.8

46.6

1985

12.6

18.0

37.6

52.7

61.9

64.6

71.4

66.5

61.5

49.5

29.2

9.9

44.6

1986

17.9

19.8

36.7

50.9

59.6

67.5

73.4

65.3

61.4

49.5

30.3

24.8

46.4

1987

21.4

29.9

37.7

50.5

61.1

70.4

74.5

68.4

60.7

43.9

39.3

27.1

48.7

1988

11.9

16.1

34.7

46.5

61.6

70.5

74.7

74.1

62.7

42.9

36.1

22.5

46.2

1989

25.7

13.8

29.9

44.6

56.2

65.6

73.0

68.8

58.4

49.8

31.4

12.5

44.1

1990

27.6

25.2

37.3

47.3

54.1

67.3

70.7

69.7

62.9

47.5

40.0

19.5

47.4

1991

12.8

25.2

35.9

49.2

62.3

70.7

71.1

69.6

58.8

47.6

28.3

24.9

46.4

1992

23.5

29.2

34.4

43.2

57.6

64.3

65.9

63.9

58.3

47.1

32.2

22.7

45.2

1993

17.8

18.9

29.8

42.0

57.4

64.2

69.7

69.8

54.8

46.6

34.3

25.9

44.3

1994

6.9

13.2

34.0

46.9

57.0

68.8

68.7

65.4

62.9

51.1

38.3

27.3

45.0

1995

18.2

21.9

35.3

41.7

55.5

69.7

72.1

74.8

58.1

48.7

27.1

19.2

45.2

1996

13.0

19.0

26.8

42.1

53.0

66.1

67.5

68.1

59.9

48.8

27.7

19.5

42.6

1997

13.1

24.0

33.3

43.1

51.6

68.0

69.8

65.6

60.7

49.4

31.8

27.3

44.8

1998

23.4

33.8

33.5

48.4

62.4

65.5

70.9

70.2

64.4

50.3

39.0

28.6

49.2

1999

13.9

30.4

33.9

48.9

59.3

67.6

74.7

67.3

59.0

47.7

41.6

24.9

47.4

2000

18.6

28.9

40.7

45.9

59.1

64.8

69.5

69.4

60.8

52.2

33.3

9.7

46.1

2001

20.2

18.0

30.2

50.1

58.9

65.5

72.1

70.9

58.2

47.6

46.0

29.7

47.3

2002

27.5

29.7

29.3

46.7

54.2

68.8

74.4

69.5

63.2

44.6

34.1

26.7

47.4

2003

16.7

17.4

32.4

46.1

56.0

65.2

70.7

72.7

60.6

48.6

35.8

27.2

45.8

2004

15.6

23.0

37.9

47.9

57.2

64.9

68.7

64.3

63.9

49.2

39.3

24.0

46.3

2005

17.1

28.3

31.6

50.6

54.6

71.5

72.4

70.8

66.4

52.4

38.5

19.6

47.8

111-yr Period of Record (1895-2005)

AVE

16.3

20.3

32.0

46.0

57.6

67.1

71.7

69.4

61.2

49.7

34.7

21.8

45.6

MEDIAN

17.4

19.8

31.7

46.1

57.4

67.2

71.4

69.5

61.2

49.5

35.0

22.3

45.5

STD

6.0

5.8

4.8

3.4

3.4

2.8

2.4

2.6

2.6

3.6

3.8

5.3

1.5

MAX

28.4

33.8

44.1

53.8

65.9

75.2

78.3

77.4

68.0

59.6

46.0

31.8

50.3

MIN

-2.3

3.3

20.8

38.0

50.4

60.8

65.9

63.3

54.8

38.8

26.2

9.7

40.9

30-yr normals (1971-2000)

AVE

15.7

21.9

33.4

46.1

57.9

67.2

71.4

69.0

60.5

48.9

34.5

21.5

45.7

MEDIAN

16.5

20.9

34.0

46.2

57.5

67.3

71.3

68.8

60.8

48.8

34.6

22.6

45.6

STD

6.28

6.09

4.21

3.44

3.39

2.26

2.32

2.63

2.30

3.00

3.94

5.72

1.49

MAX

27.6

33.8

41.3

53.0

65.4

71.7

75.4

74.8

65.4

56.6

41.6

29.5

49.2

MIN

2.1

10.6

25.1

40.2

51.6

62.0

65.9

63.9

54.8

42.9

27.1

9.7

42.6

Note: Data for the most recent 6 months are considered preliminary and subject to change.


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Latest revision: 8 January 2006

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