Viewing Station: IA-WP-13 : Ottumwa 2.2 ENE
Jan 30, 2023 - Oct 20, 2025965 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.98"
October 1-20, 2025(20 of 20 days covered by obs)
NOAA Normal
1.81"
Departure from Normal
-0.83" : 54% of Normal
Year-To-Date: 26.89"
Jan 1 to Oct 20, 2025(292 of 293 days covered by obs)
NOAA Normal
32.17"
Departure from Normal
-5.28" : 84% of Normal
Water Year-To-Date: 0.98"
Oct 1, 2025 to Oct 20, 2025(20 of 20 days covered by obs)
NOAA Normal
1.81"
Departure from Normal
-0.83" : 54% 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