Viewing Station: IA-SR-29 : Ames 2.5 W
Sep 27, 2013 - Sep 16, 20254,029 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.20"
September 1-16, 2025(16 of 16 days covered by obs)
NOAA Normal
1.88"
Departure from Normal
-1.68" : 11% of Normal
Year-To-Date: 31.71"
Jan 1 to Sep 16, 2025(259 of 259 days covered by obs)
NOAA Normal
28.65"
Departure from Normal
3.06" : 111% of Normal
Water Year-To-Date: 38.33"
Oct 1, 2024 to Sep 16, 2025(351 of 351 days covered by obs)
NOAA Normal
34.32"
Departure from Normal
4.01" : 112% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.90
-0.02
Feb
1.05
1.13
-0.08
Mar
2.01
2.02
-0.01
Apr
3.86
3.69
0.17
May
5.02
5.07
-0.05
Jun
5.27
5.09
0.18
Jul
4.31
4.32
-0.01
Aug
4.37
4.50
-0.13
Sep
3.52
3.49
0.03
Oct
2.60
2.61
-0.01
Nov
1.76
1.82
-0.06
Dec
1.31
1.38
-0.07
35.96
36.02
-0.06