Viewing Station: IA-PK-97 : Ankeny 1.5 NNE
Aug 22, 2018 - May 25, 20262,817 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 2.74"
May 1-25, 2026(25 of 25 days covered by obs)
NOAA Normal
4.10"
Departure from Normal
-1.36" : 67% of Normal
Year-To-Date: 15.53"
Jan 1 to May 25, 2026(145 of 145 days covered by obs)
NOAA Normal
11.98"
Departure from Normal
3.55" : 130% of Normal
Water Year-To-Date: 20.87"
Oct 1, 2025 to May 25, 2026(237 of 237 days covered by obs)
NOAA Normal
17.72"
Departure from Normal
3.15" : 118% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.89
-0.01
Feb
1.10
1.08
0.02
Mar
2.08
2.01
0.07
Apr
3.82
3.76
0.06
May
5.08
5.05
0.03
Jun
5.18
5.37
-0.19
Jul
4.07
4.21
-0.14
Aug
4.17
4.11
0.06
Sep
3.54
3.34
0.20
Oct
2.61
2.59
0.02
Nov
1.84
1.78
0.06
Dec
1.29
1.31
-0.02
35.66
35.50
0.16