Viewing Station: IA-PK-108 : Des Moines 5.0 NNW
Mar 9, 2020 - Sep 17, 2026452 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 11.20"
September 1-17, 2026(10 of 17 days covered by obs)
NOAA Normal
1.92"
Departure from Normal
9.28" : 583% of Normal
Year-To-Date: 44.54"
Jan 1 to Sep 17, 2026(83 of 260 days covered by obs)
NOAA Normal
27.83"
Departure from Normal
16.71" : 160% of Normal
Water Year-To-Date: 48.25"
Oct 1, 2025 to Sep 17, 2026(97 of 352 days covered by obs)
NOAA Normal
33.44"
Departure from Normal
14.81" : 144% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.87
0.94
-0.07
Feb
1.10
1.20
-0.10
Mar
2.04
2.03
0.01
Apr
3.76
3.67
0.09
May
5.06
4.96
0.10
Jun
5.08
5.22
-0.14
Jul
3.96
4.07
-0.11
Aug
4.04
3.94
0.10
Sep
3.39
3.31
0.08
Oct
2.54
2.67
-0.13
Nov
1.79
1.76
0.03
Dec
1.28
1.38
-0.10
34.91
35.15
-0.24