Viewing Station: SD-MH-20 : Sioux Falls 3.4 ESE
Jun 1, 2007 - Sep 25, 20267,084 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.69"
September 1-25, 2026(25 of 25 days covered by obs)
NOAA Normal
2.49"
Departure from Normal
3.20" : 228% of Normal
Year-To-Date: 21.53"
Jan 1 to Sep 25, 2026(268 of 268 days covered by obs)
NOAA Normal
23.49"
Departure from Normal
-1.96" : 92% of Normal
Water Year-To-Date: 24.81"
Oct 1, 2025 to Sep 25, 2026(360 of 360 days covered by obs)
NOAA Normal
27.88"
Departure from Normal
-3.07" : 89% 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