Viewing Station: IA-MA-11 : Pella 1.1 ENE
Jul 31, 2021 - Sep 15, 2026272 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.97"
September 1-15, 2026(12 of 15 days covered by obs)
NOAA Normal
1.78"
Departure from Normal
3.18" : 278% of Normal
Year-To-Date: 32.15"
Jan 1 to Sep 15, 2026(61 of 258 days covered by obs)
NOAA Normal
28.36"
Departure from Normal
3.79" : 113% of Normal
Water Year-To-Date: 35.31"
Oct 1, 2025 to Sep 15, 2026(75 of 350 days covered by obs)
NOAA Normal
34.49"
Departure from Normal
0.82" : 102% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.05
1.00
0.05
Feb
1.41
1.34
0.07
Mar
2.04
2.07
-0.03
Apr
3.79
4.06
-0.27
May
4.66
4.82
-0.16
Jun
5.31
5.28
0.03
Jul
4.25
4.19
0.06
Aug
4.06
4.32
-0.26
Sep
3.57
3.52
0.05
Oct
2.70
2.67
0.03
Nov
2.02
1.95
0.07
Dec
1.41
1.43
-0.02
36.27
36.65
-0.38