Viewing Station: WI-WK-87 : Waukesha 3.0 W
Apr 29, 2020 - May 18, 20261,402 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.63"
May 1-18, 2026(15 of 18 days covered by obs)
NOAA Normal
2.33"
Departure from Normal
-1.70" : 27% of Normal
Year-To-Date: 9.73"
Jan 1 to May 18, 2026(48 of 138 days covered by obs)
NOAA Normal
11.25"
Departure from Normal
-1.52" : 86% of Normal
Water Year-To-Date: 12.18"
Oct 1, 2025 to May 18, 2026(88 of 230 days covered by obs)
NOAA Normal
18.14"
Departure from Normal
-5.96" : 67% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.65
1.63
0.02
Feb
1.61
1.59
0.02
Mar
1.99
1.92
0.07
Apr
3.67
3.66
0.01
May
4.02
4.00
0.02
Jun
4.69
4.74
-0.05
Jul
3.88
3.83
0.05
Aug
3.81
3.91
-0.10
Sep
3.31
3.17
0.14
Oct
2.87
2.78
0.09
Nov
2.17
2.09
0.08
Dec
1.85
1.88
-0.03
35.52
35.20
0.32