Viewing Station: IA-WP-13 : Ottumwa 2.2 ENE
Jan 30, 2023 - May 28, 2025820 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.34"
May 1-29, 2025(28 of 29 days covered by obs)
NOAA Normal
4.71"
Departure from Normal
-2.37" : 50% of Normal
Year-To-Date: 8.96"
Jan 1 to May 29, 2025(147 of 149 days covered by obs)
NOAA Normal
13.34"
Departure from Normal
-4.38" : 67% of Normal
Water Year-To-Date: 19.04"
Oct 1, 2024 to May 29, 2025(239 of 241 days covered by obs)
NOAA Normal
19.74"
Departure from Normal
-0.70" : 96% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.20
1.22
-0.02
Feb
1.48
1.61
-0.13
Mar
2.23
2.21
0.02
Apr
3.72
3.59
0.13
May
5.03
5.18
-0.15
Jun
5.05
5.31
-0.26
Jul
4.01
3.99
0.02
Aug
4.12
4.22
-0.10
Sep
3.52
3.59
-0.07
Oct
2.80
2.64
0.16
Nov
2.07
2.16
-0.09
Dec
1.53
1.66
-0.13
36.76
37.38
-0.62