Viewing Station: WI-WK-68 : Oconomowoc 1.0 S
Sep 13, 2018 - Sep 22, 20262,778 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.84"
September 1-22, 2026(22 of 22 days covered by obs)
NOAA Normal
2.43"
Departure from Normal
3.41" : 240% of Normal
Year-To-Date: 31.77"
Jan 1 to Sep 22, 2026(259 of 265 days covered by obs)
NOAA Normal
27.86"
Departure from Normal
3.91" : 114% of Normal
Water Year-To-Date: 36.07"
Oct 1, 2025 to Sep 22, 2026(351 of 357 days covered by obs)
NOAA Normal
34.63"
Departure from Normal
1.44" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.58
1.61
-0.03
Feb
1.49
1.58
-0.09
Mar
1.96
2.02
-0.06
Apr
3.66
3.70
-0.04
May
4.03
4.08
-0.05
Jun
4.79
4.84
-0.05
Jul
3.98
4.00
-0.02
Aug
3.94
4.00
-0.06
Sep
3.32
3.30
0.02
Oct
2.81
2.83
-0.02
Nov
2.18
2.16
0.02
Dec
1.78
1.86
-0.08
35.52
35.98
-0.46