Viewing Station: IA-LC-10 : Williamson 0.3 N
Mar 22, 2019 - Dec 1, 20252,356 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
December 1-12, 2025(1 of 12 days covered by obs)
NOAA Normal
0.54"
Departure from Normal
-0.54" : 0% of Normal
Year-To-Date: 28.11"
Jan 1 to Dec 12, 2025(330 of 346 days covered by obs)
NOAA Normal
36.09"
Departure from Normal
-7.98" : 78% of Normal
Water Year-To-Date: 2.46"
Oct 1, 2025 to Dec 12, 2025(61 of 73 days covered by obs)
NOAA Normal
5.34"
Departure from Normal
-2.88" : 46% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.01
1.00
0.01
Feb
1.34
1.37
-0.03
Mar
2.04
2.09
-0.05
Apr
3.97
3.96
0.01
May
5.14
5.37
-0.23
Jun
5.07
5.19
-0.12
Jul
4.38
4.36
0.02
Aug
4.25
4.37
-0.12
Sep
3.55
3.65
-0.10
Oct
2.82
2.79
0.03
Nov
1.98
2.00
-0.02
Dec
1.40
1.39
0.01
36.95
37.54
-0.59