Viewing Station: IA-CS-5 : Atlantic 7.1 NNE
Jun 10, 2007 - Sep 15, 20256,593 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.69"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.73"
Departure from Normal
-0.04" : 97% of Normal
Year-To-Date: 25.98"
Jan 1 to Sep 15, 2025(257 of 258 days covered by obs)
NOAA Normal
28.00"
Departure from Normal
-2.02" : 93% of Normal
Water Year-To-Date: 32.72"
Oct 1, 2024 to Sep 15, 2025(349 of 350 days covered by obs)
NOAA Normal
33.54"
Departure from Normal
-0.82" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.81
0.84
-0.03
Feb
1.07
1.13
-0.06
Mar
1.81
1.92
-0.11
Apr
3.52
3.57
-0.05
May
5.23
5.20
0.03
Jun
5.31
4.57
0.74
Jul
3.94
3.89
0.05
Aug
4.57
4.11
0.46
Sep
3.47
3.29
0.18
Oct
2.66
2.77
-0.11
Nov
1.63
1.61
0.02
Dec
1.25
1.35
-0.10
35.27
34.25
1.02