Viewing Station: SD-MH-92 : Sioux Falls 5.5 N
Jul 7, 2017 - Sep 18, 20251,866 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.13"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
1.74"
Departure from Normal
-0.61" : 65% of Normal
Year-To-Date: 20.82"
Jan 1 to Sep 18, 2025(259 of 261 days covered by obs)
NOAA Normal
22.29"
Departure from Normal
-1.47" : 93% of Normal
Water Year-To-Date: 24.31"
Oct 1, 2024 to Sep 18, 2025(351 of 353 days covered by obs)
NOAA Normal
26.54"
Departure from Normal
-2.23" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.55
0.61
-0.06
Feb
0.78
0.79
-0.01
Mar
1.46
1.45
0.01
Apr
2.87
2.96
-0.09
May
3.67
3.70
-0.03
Jun
4.49
4.38
0.11
Jul
3.36
3.29
0.07
Aug
3.37
3.33
0.04
Sep
2.90
2.85
0.05
Oct
2.27
2.25
0.02
Nov
1.17
1.22
-0.05
Dec
0.81
0.86
-0.05
27.70
27.69
0.01