Viewing Station: SD-MH-20 : Sioux Falls 3.4 ESE
Jun 1, 2007 - Sep 18, 20256,711 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.33"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
1.79"
Departure from Normal
-1.46" : 18% of Normal
Year-To-Date: 25.17"
Jan 1 to Sep 18, 2025(261 of 261 days covered by obs)
NOAA Normal
22.79"
Departure from Normal
2.38" : 110% of Normal
Water Year-To-Date: 29.29"
Oct 1, 2024 to Sep 18, 2025(353 of 353 days covered by obs)
NOAA Normal
27.18"
Departure from Normal
2.11" : 108% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.59
0.65
-0.06
Feb
0.82
0.83
-0.01
Mar
1.47
1.51
-0.04
Apr
2.90
3.00
-0.10
May
3.81
3.77
0.04
Jun
4.63
4.53
0.10
Jul
3.44
3.47
-0.03
Aug
3.34
3.38
-0.04
Sep
2.99
2.86
0.13
Oct
2.31
2.31
0.00
Nov
1.22
1.30
-0.08
Dec
0.86
0.90
-0.04
28.38
28.51
-0.13