Viewing Station: IA-SX-20 : Sioux Center 0.3 ESE
Sep 4, 2026 - Sep 18, 202614 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.06"
September 1-18, 2026(14 of 18 days covered by obs)
NOAA Normal
1.89"
Departure from Normal
3.17" : 268% of Normal
Year-To-Date: 5.06"
Jan 1 to Sep 18, 2026(14 of 261 days covered by obs)
NOAA Normal
23.18"
Departure from Normal
-18.12" : 22% of Normal
Water Year-To-Date: 5.06"
Oct 1, 2025 to Sep 18, 2026(14 of 353 days covered by obs)
NOAA Normal
27.73"
Departure from Normal
-22.67" : 18% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.63
0.67
-0.04
Feb
0.78
0.81
-0.03
Mar
1.60
1.66
-0.06
Apr
2.95
2.97
-0.02
May
4.17
4.05
0.12
Jun
4.49
4.44
0.05
Jul
3.33
3.38
-0.05
Aug
3.34
3.36
-0.02
Sep
3.15
3.10
0.05
Oct
2.32
2.39
-0.07
Nov
1.32
1.34
-0.02
Dec
0.91
0.95
-0.04
28.99
29.12
-0.13