Viewing Station: WI-WK-106 : Oconomowoc Lake 1.8 S
May 4, 2018 - Sep 13, 20251,349 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.61"
September 1-17, 2025(2 of 17 days covered by obs)
NOAA Normal
1.88"
Departure from Normal
-1.27" : 32% of Normal
Year-To-Date: 29.76"
Jan 1 to Sep 17, 2025(96 of 260 days covered by obs)
NOAA Normal
27.24"
Departure from Normal
2.52" : 109% of Normal
Water Year-To-Date: 34.15"
Oct 1, 2024 to Sep 17, 2025(125 of 352 days covered by obs)
NOAA Normal
34.05"
Departure from Normal
0.10" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.61
1.62
-0.01
Feb
1.54
1.58
-0.04
Mar
1.97
2.02
-0.05
Apr
3.65
3.70
-0.05
May
4.02
4.07
-0.05
Jun
4.75
4.82
-0.07
Jul
3.96
3.98
-0.02
Aug
3.86
3.99
-0.13
Sep
3.32
3.29
0.03
Oct
2.82
2.83
-0.01
Nov
2.19
2.16
0.03
Dec
1.80
1.87
-0.07
35.49
35.93
-0.44