Viewing Station: IA-PK-3 : Des Moines 4.5 WNW
May 31, 2006 - Sep 15, 20256,662 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.43"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.70"
Departure from Normal
-1.27" : 25% of Normal
Year-To-Date: 29.77"
Jan 1 to Sep 15, 2025(258 of 258 days covered by obs)
NOAA Normal
27.71"
Departure from Normal
2.06" : 107% of Normal
Water Year-To-Date: 36.85"
Oct 1, 2024 to Sep 15, 2025(350 of 350 days covered by obs)
NOAA Normal
33.37"
Departure from Normal
3.48" : 110% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.94
-0.06
Feb
1.12
1.21
-0.09
Mar
2.04
2.04
0.00
Apr
3.75
3.63
0.12
May
5.09
4.95
0.14
Jun
5.09
5.19
-0.10
Jul
3.99
4.04
-0.05
Aug
4.05
3.91
0.14
Sep
3.41
3.30
0.11
Oct
2.56
2.68
-0.12
Nov
1.79
1.76
0.03
Dec
1.30
1.39
-0.09
35.07
35.04
0.03