Wisconsin State Climatology Office

Historical Climate Data

Divisional Climate Summary
Division: Southeast Wisconsin

1981-2010 NCDC Normals

1971-2000 NCDC Normals

Element

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANN

Ave. Temp
°F

18.9

24.0

34.0

45.0

56.3

66.0

71.2

69.4

61.4

49.9

37.0

24.7

46.5

Precip (in)

1.56

1.32

2.19

3.48

3.13

3.76

3.82

4.22

3.48

2.51

2.55

1.91

33.93

Snow
(in)
13.4
8.9 6.2
2.2
0.1 0.0 0.0 0.0 0.0 0.1 2.9 10.2 44.2
Heating Degree Days* 1422 1144 956 590 285 72 12 31 132 457 833 1245 7179
Cooling Degree Days* 0 0 0 0 28 112 214 178 39 3 0 0 574
* based on area-averaged degree days



Temperature °F

Precipitation (in)

Winter

22.5

4.79

Spring

45.1

8.80

Summer

68.9

11.80

Fall

49.4

8.54

Long-term variability of annual climate

Divisional Annual Average Daily Temperature
(1895-present) Graphic
Historical Divisional Average Temperature list
(pdf format), (spreadsheet format)
Divisional Annual Average Maximum Daily Temperature
(1895-present) Graphic
Historical Divisional Average Maximum Daily Temperature list
(pdf format), (spreadsheet format)
Divisional Annual Average Minimum Daily Temperature
(1895-present) Graphic
Historical Divisional Average Daily Minimum Temperature list
(pdf format), (spreadsheet format)
Divisional Annual Precipitation
(1895-present) Graphic
Historical Divisional Average Precipitation list
(pdf format), (spreadsheet format)
Divisional Average Seasonal Snowfall
(1950 -present) Graphic
Historical Divisional Average Snow list
(pdf format), (spreadsheet format)
Divisional Seasonal Heating Degree Day Units
(1895-present) Graphic
Historical Divisional Average Heating Degree Day list
(pdf format), (spreadsheet format)
Divisional Seasonal Cooling Degree Day Units
(1895-present) Graphic
Historical Divisional Average Cooling Degree Day list
(pdf format), (spreadsheet format)
Divisional Seasonal Modified Growing Degree Day Units (50/86)
(1895-present) Graphic
Historical Divisional Average Modified Growing Degree Day list
(pdf format), (spreadsheet format)

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Latest revision: 29 August 2016

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URL Address: http://www.aos.wisc.edu/~sco/clim-history/division/4709-climo.html