Viewing Station: IA-BH-26 : Waterloo 6.7 E
Jul 15, 2020 - Sep 15, 20251,881 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.10"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.84"
Departure from Normal
-1.74" : 5% of Normal
Year-To-Date: 32.77"
Jan 1 to Sep 15, 2025(256 of 258 days covered by obs)
NOAA Normal
28.79"
Departure from Normal
3.98" : 114% of Normal
Water Year-To-Date: 39.78"
Oct 1, 2024 to Sep 15, 2025(348 of 350 days covered by obs)
NOAA Normal
35.09"
Departure from Normal
4.69" : 113% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.13
1.07
0.06
Feb
1.18
1.19
-0.01
Mar
1.91
2.02
-0.11
Apr
3.82
3.85
-0.03
May
4.65
4.72
-0.07
Jun
5.85
5.73
0.12
Jul
4.30
4.62
-0.32
Aug
4.10
4.18
-0.08
Sep
3.69
3.48
0.21
Oct
2.78
2.82
-0.04
Nov
2.01
1.95
0.06
Dec
1.51
1.48
0.03
36.93
37.11
-0.18