Viewing Station: IA-SR-49 : Story City 0.4 NW
Mar 15, 2023 - May 20, 20261,065 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 4.02"
May 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
3.22"
Departure from Normal
0.80" : 125% of Normal
Year-To-Date: 15.63"
Jan 1 to May 20, 2026(140 of 140 days covered by obs)
NOAA Normal
10.91"
Departure from Normal
4.72" : 143% of Normal
Water Year-To-Date: 21.87"
Oct 1, 2025 to May 20, 2026(233 of 232 days covered by obs)
NOAA Normal
16.54"
Departure from Normal
5.33" : 132% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.95
-0.07
Feb
1.03
1.14
-0.11
Mar
1.98
2.01
-0.03
Apr
3.80
3.65
0.15
May
4.99
4.92
0.07
Jun
5.41
5.30
0.11
Jul
4.20
4.28
-0.08
Aug
4.39
4.47
-0.08
Sep
3.48
3.38
0.10
Oct
2.56
2.58
-0.02
Nov
1.74
1.78
-0.04
Dec
1.33
1.42
-0.09
35.79
35.88
-0.09