Temperature Data | Precipitation Data | Detailed Data

Annual Climatology: Des Moines, IA (DSM)

Elev: 291.7 m    Lat: 41o 32'N    Long: 93o 40'W

Des Moines Metric Units

Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)

 

 


Temperature Data (oC) :

Month

Daily Max

Daily Min

Mean

Maximum Daily Temperature

Minimum Daily Temperature

January

-1.6

-11.3

-6.4

18.3

-31.1

February

1.9

-7.9

-3.0

22.8

-32.2

March

9.0

-1.8

3.6

32.8

-30.0

April

16.3

4.4

10.3

33.9

-12.8

May

22.4

10.8

16.6

36.7

-1.1

June

27.7

16.1

21.9

39.4

5.0

July

30.0

18.9

24.5

40.6

8.3

August

28.8

17.7

23.3

42.2

4.4

September

24.4

12.4

18.4

37.2

-2.2

October

17.5

5.7

11.6

35.0

-10.0

November

8.2

-1.7

3.3

27.2

-20.0

December

0.6

-8.5

-3.9

20.6

-30.0

Annual

15.4

4.6

10.0

42.2

-32.2

 

Precipitation Data (mm):

Month

Mean

Median

Extreme

Year

Snow*

January

26.2

24.9

75.9

1996

223.5

February

30.2

25.7

61.7

1976

208.3

March

56.1

52.3

147.8

1990

104.1

April

90.9

84.6

197.1

1976

68.6

May

108.0

96.8

308.1

1996

             Tr

June

116.1

102.1

252.7

1998

0.0

July

106.2

100.6

247.7

1993

0.0

August

114.6

78.2

347.5

1977

0.0

September

80.0

70.9

179.6

1973

             Tr

October

66.5

58.9

159.5

1984

10.2

November

53.3

42.4

165.6

1983

114.3

December

33.8

28.7

87.1

1982

185.4

Annual

881.9

830.1

 

 

914.4

* Snowfall totals represent mean snowfall 1971-2000


 
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