Viewing Station: IA-BH-6 : Waterloo 1.9 SSE
Aug 7, 2007 - Jul 20, 20266,851 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 6.17"
July 1-21, 2026(19 of 21 days covered by obs)
NOAA Normal
2.89"
Departure from Normal
3.28" : 214% of Normal
Year-To-Date: 24.75"
Jan 1 to Jul 21, 2026(191 of 202 days covered by obs)
NOAA Normal
21.38"
Departure from Normal
3.37" : 116% of Normal
Water Year-To-Date: 29.17"
Oct 1, 2025 to Jul 21, 2026(280 of 294 days covered by obs)
NOAA Normal
27.59"
Departure from Normal
1.58" : 106% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.11
1.07
0.04
Feb
1.15
1.21
-0.06
Mar
1.91
2.06
-0.15
Apr
3.87
3.94
-0.07
May
4.68
4.70
-0.02
Jun
5.77
5.68
0.09
Jul
4.26
4.63
-0.37
Aug
4.10
4.20
-0.10
Sep
3.62
3.43
0.19
Oct
2.77
2.85
-0.08
Nov
1.98
1.96
0.02
Dec
1.46
1.48
-0.02
36.68
37.21
-0.53