Viewing Station: WI-WK-158 : Pewaukee 4.2 WSW
Apr 5, 2025 - Sep 23, 2026476 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.54"
September 1-23, 2026(17 of 23 days covered by obs)
NOAA Normal
2.51"
Departure from Normal
2.03" : 181% of Normal
Year-To-Date: 29.31"
Jan 1 to Sep 23, 2026(249 of 266 days covered by obs)
NOAA Normal
27.58"
Departure from Normal
1.73" : 106% of Normal
Water Year-To-Date: 34.22"
Oct 1, 2025 to Sep 23, 2026(339 of 358 days covered by obs)
NOAA Normal
34.36"
Departure from Normal
-0.14" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.61
1.63
-0.02
Feb
1.55
1.58
-0.03
Mar
1.96
1.95
0.01
Apr
3.64
3.67
-0.03
May
3.96
3.98
-0.02
Jun
4.67
4.72
-0.05
Jul
3.86
3.87
-0.01
Aug
3.82
3.89
-0.07
Sep
3.27
3.18
0.09
Oct
2.83
2.80
0.03
Nov
2.14
2.10
0.04
Dec
1.81
1.89
-0.08
35.12
35.26
-0.14