Viewing Station: IA-WH-1 : Decorah 7.9 ENE
Aug 1, 2007 - Jun 9, 20266,840 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.99"
June 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
1.73"
Departure from Normal
2.26" : 230% of Normal
Year-To-Date: 18.55"
Jan 1 to Jun 9, 2026(160 of 160 days covered by obs)
NOAA Normal
14.70"
Departure from Normal
3.85" : 126% of Normal
Water Year-To-Date: 22.44"
Oct 1, 2025 to Jun 9, 2026(252 of 252 days covered by obs)
NOAA Normal
20.86"
Departure from Normal
1.58" : 108% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.11
1.02
0.09
Feb
1.18
1.05
0.13
Mar
1.91
1.81
0.10
Apr
4.05
3.82
0.23
May
4.72
4.66
0.06
Jun
5.78
5.93
-0.15
Jul
4.52
4.35
0.17
Aug
4.29
4.18
0.11
Sep
3.75
3.56
0.19
Oct
2.71
2.69
0.02
Nov
2.01
1.80
0.21
Dec
1.44
1.32
0.12
37.47
36.19
1.28