Viewing Station: IA-DB-27 : Dubuque 1.4 WNW
Mar 30, 2021 - Aug 23, 20261,899 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.99"
August 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
2.95"
Departure from Normal
2.04" : 169% of Normal
Year-To-Date: 29.07"
Jan 1 to Aug 23, 2026(174 of 235 days covered by obs)
NOAA Normal
26.14"
Departure from Normal
2.93" : 111% of Normal
Water Year-To-Date: 33.10"
Oct 1, 2025 to Aug 23, 2026(268 of 327 days covered by obs)
NOAA Normal
33.02"
Departure from Normal
0.08" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.25
1.27
-0.02
Feb
1.45
1.47
-0.02
Mar
2.13
2.06
0.07
Apr
3.84
3.78
0.06
May
4.22
4.39
-0.17
Jun
5.52
5.46
0.06
Jul
4.78
5.02
-0.24
Aug
3.97
3.84
0.13
Sep
3.63
3.60
0.03
Oct
2.94
2.87
0.07
Nov
2.27
2.23
0.04
Dec
1.67
1.70
-0.03
37.67
37.69
-0.02