Viewing Station: IA-DL-40 : Perry 1.1 NNW
Aug 15, 2023 - Aug 30, 2025580 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.19"
August 1-31, 2025(30 of 31 days covered by obs)
NOAA Normal
4.10"
Departure from Normal
-0.91" : 78% of Normal
Year-To-Date: 25.11"
Jan 1 to Aug 31, 2025(145 of 243 days covered by obs)
NOAA Normal
26.37"
Departure from Normal
-1.26" : 95% of Normal
Water Year-To-Date: 31.25"
Oct 1, 2024 to Aug 31, 2025(237 of 335 days covered by obs)
NOAA Normal
32.17"
Departure from Normal
-0.92" : 97% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.93
-0.05
Feb
1.14
1.05
0.09
Mar
1.99
1.99
0.00
Apr
3.76
3.57
0.19
May
4.92
4.91
0.01
Jun
5.14
5.29
-0.15
Jul
4.44
4.28
0.16
Aug
4.10
3.96
0.14
Sep
3.41
3.28
0.13
Oct
2.69
2.65
0.04
Nov
1.81
1.80
0.01
Dec
1.30
1.32
-0.02
35.58
35.03
0.55