Viewing Station: IA-ST-3 : Park View 0.2 WSW
Jul 21, 2007 - Sep 15, 20266,846 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.87"
September 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.79"
Departure from Normal
0.08" : 104% of Normal
Year-To-Date: 30.53"
Jan 1 to Sep 15, 2026(258 of 258 days covered by obs)
NOAA Normal
28.82"
Departure from Normal
1.71" : 106% of Normal
Water Year-To-Date: 35.99"
Oct 1, 2025 to Sep 15, 2026(350 of 350 days covered by obs)
NOAA Normal
35.71"
Departure from Normal
0.28" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.37
1.44
-0.07
Feb
1.63
1.76
-0.13
Mar
2.39
2.44
-0.05
Apr
3.73
3.71
0.02
May
4.74
4.78
-0.04
Jun
4.94
4.82
0.12
Jul
4.10
4.22
-0.12
Aug
4.13
4.00
0.13
Sep
3.59
3.49
0.10
Oct
2.81
2.74
0.07
Nov
2.24
2.22
0.02
Dec
1.84
1.94
-0.10
37.51
37.56
-0.05