Viewing Station: WI-RK-12 : Janesville 3.1 W
Mar 15, 2017 - Sep 16, 20253,073 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.92"
September 1-17, 2025(16 of 17 days covered by obs)
NOAA Normal
2.09"
Departure from Normal
-1.17" : 44% of Normal
Year-To-Date: 24.60"
Jan 1 to Sep 17, 2025(259 of 260 days covered by obs)
NOAA Normal
28.33"
Departure from Normal
-3.73" : 87% of Normal
Water Year-To-Date: 28.09"
Oct 1, 2024 to Sep 17, 2025(350 of 352 days covered by obs)
NOAA Normal
35.31"
Departure from Normal
-7.22" : 80% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.48
1.55
-0.07
Feb
1.56
1.58
-0.02
Mar
2.06
2.07
-0.01
Apr
3.57
3.56
0.01
May
4.21
4.12
0.09
Jun
5.25
5.08
0.17
Jul
3.95
3.85
0.10
Aug
4.16
4.26
-0.10
Sep
3.69
3.65
0.04
Oct
2.82
2.89
-0.07
Nov
2.32
2.32
0.00
Dec
1.84
1.86
-0.02
36.91
36.79
0.12