Viewing Station: IA-HY-5 : Salem 3.1 ESE
May 14, 2016 - Sep 15, 20252,636 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.04"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.81"
Departure from Normal
-1.77" : 2% of Normal
Year-To-Date: 26.66"
Jan 1 to Sep 15, 2025(258 of 258 days covered by obs)
NOAA Normal
29.18"
Departure from Normal
-2.52" : 91% of Normal
Water Year-To-Date: 33.67"
Oct 1, 2024 to Sep 15, 2025(350 of 350 days covered by obs)
NOAA Normal
36.14"
Departure from Normal
-2.47" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.45
1.46
-0.01
Feb
1.68
1.76
-0.08
Mar
2.39
2.43
-0.04
Apr
3.71
3.67
0.04
May
5.15
5.10
0.05
Jun
5.03
4.95
0.08
Jul
4.11
4.08
0.03
Aug
3.85
3.63
0.22
Sep
3.62
3.65
-0.03
Oct
2.95
2.90
0.05
Nov
2.23
2.26
-0.03
Dec
1.78
1.80
-0.02
37.95
37.69
0.26