Viewing Station: IA-CS-5 : Atlantic 7.1 NNE
Jun 10, 2007 - Aug 18, 20266,932 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 9.11"
August 1-19, 2026(18 of 19 days covered by obs)
NOAA Normal
2.80"
Departure from Normal
6.31" : 325% of Normal
Year-To-Date: 22.85"
Jan 1 to Aug 19, 2026(232 of 231 days covered by obs)
NOAA Normal
24.49"
Departure from Normal
-1.64" : 93% of Normal
Water Year-To-Date: 26.88"
Oct 1, 2025 to Aug 19, 2026(324 of 323 days covered by obs)
NOAA Normal
30.03"
Departure from Normal
-3.15" : 90% 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