Viewing Station: IA-PL-13 : Sioux City 5.5 NNE
May 17, 2026 - Jul 19, 202662 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.00"
July 1-21, 2026(19 of 21 days covered by obs)
NOAA Normal
2.31"
Departure from Normal
-0.31" : 87% of Normal
Year-To-Date: 9.84"
Jan 1 to Jul 21, 2026(64 of 202 days covered by obs)
NOAA Normal
16.82"
Departure from Normal
-6.98" : 59% of Normal
Water Year-To-Date: 9.84"
Oct 1, 2025 to Jul 21, 2026(64 of 294 days covered by obs)
NOAA Normal
21.33"
Departure from Normal
-11.49" : 46% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.65
0.63
0.02
Feb
0.80
0.81
-0.01
Mar
1.51
1.60
-0.09
Apr
2.96
3.05
-0.09
May
3.90
4.19
-0.29
Jun
4.69
4.52
0.17
Jul
3.41
3.56
-0.15
Aug
3.70
3.61
0.09
Sep
2.92
2.99
-0.07
Oct
2.34
2.35
-0.01
Nov
1.22
1.27
-0.05
Dec
0.95
0.93
0.02
29.05
29.51
-0.46