Viewing Station: IA-WR-15 : Norwalk 1.7 SSE
Jul 13, 2009 - Jul 19, 20261,735 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.35"
July 1-21, 2026(12 of 21 days covered by obs)
NOAA Normal
2.71"
Departure from Normal
1.64" : 161% of Normal
Year-To-Date: 20.78"
Jan 1 to Jul 21, 2026(103 of 202 days covered by obs)
NOAA Normal
20.73"
Departure from Normal
0.05" : 100% of Normal
Water Year-To-Date: 20.78"
Oct 1, 2025 to Jul 21, 2026(103 of 294 days covered by obs)
NOAA Normal
26.42"
Departure from Normal
-5.64" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.91
-0.03
Feb
1.17
1.25
-0.08
Mar
1.99
1.93
0.06
Apr
3.76
3.49
0.27
May
5.11
4.98
0.13
Jun
5.11
5.01
0.10
Jul
4.00
3.97
0.03
Aug
4.06
3.87
0.19
Sep
3.49
3.30
0.19
Oct
2.58
2.52
0.06
Nov
1.78
1.75
0.03
Dec
1.33
1.37
-0.04
35.26
34.35
0.91