Viewing Station: IA-HM-4 : Webster City 0.8 SSW
May 25, 2022 - May 20, 20261,174 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.02"
May 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
3.28"
Departure from Normal
-1.26" : 62% of Normal
Year-To-Date: 9.99"
Jan 1 to May 20, 2026(118 of 140 days covered by obs)
NOAA Normal
11.01"
Departure from Normal
-1.02" : 91% of Normal
Water Year-To-Date: 15.42"
Oct 1, 2025 to May 20, 2026(205 of 232 days covered by obs)
NOAA Normal
16.51"
Departure from Normal
-1.09" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.93
0.90
0.03
Feb
1.06
1.09
-0.03
Mar
1.98
1.97
0.01
Apr
3.76
3.68
0.08
May
5.09
4.86
0.23
Jun
5.41
5.39
0.02
Jul
4.10
4.14
-0.04
Aug
4.40
4.52
-0.12
Sep
3.22
3.25
-0.03
Oct
2.53
2.63
-0.10
Nov
1.69
1.63
0.06
Dec
1.28
1.35
-0.07
35.45
35.41
0.04