Viewing Station: WI-MW-137 : West Allis 1.0 SSW
Jul 17, 2025 - Sep 15, 2026426 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.20"
September 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.64"
Departure from Normal
-0.44" : 73% of Normal
Year-To-Date: 28.42"
Jan 1 to Sep 15, 2026(258 of 258 days covered by obs)
NOAA Normal
26.06"
Departure from Normal
2.36" : 109% of Normal
Water Year-To-Date: 33.38"
Oct 1, 2025 to Sep 15, 2026(350 of 350 days covered by obs)
NOAA Normal
32.95"
Departure from Normal
0.43" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.63
1.72
-0.09
Feb
1.59
1.69
-0.10
Mar
2.04
1.96
0.08
Apr
3.71
3.80
-0.09
May
3.78
3.88
-0.10
Jun
4.45
4.71
-0.26
Jul
3.48
3.57
-0.09
Aug
3.74
3.76
-0.02
Sep
3.28
3.26
0.02
Oct
2.86
2.82
0.04
Nov
2.15
2.17
-0.02
Dec
1.88
1.98
-0.10
34.59
35.32
-0.73