Annual
Climatology: Des Moines, IA (DSM)
Elev: 291.7 m Lat: 41o 32'N Long: 93o 40'W
Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)
Annual
Climatology: Des Moines, IA (DSM)
Elev: 291.7 m Lat: 41o 32'N Long: 93o 40'W
Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)
|
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 |
|
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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