Viewing Station: SD-MH-1 : Sioux Falls 5.0 SE ARPT
May 2, 2007 - May 17, 20266,345 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
May 1-18, 2026(17 of 18 days covered by obs)
NOAA Normal
2.21"
Departure from Normal
-2.19" : 1% of Normal
Year-To-Date: 2.96"
Jan 1 to May 18, 2026(137 of 138 days covered by obs)
NOAA Normal
8.01"
Departure from Normal
-5.05" : 37% of Normal
Water Year-To-Date: 6.06"
Oct 1, 2025 to May 18, 2026(229 of 230 days covered by obs)
NOAA Normal
12.41"
Departure from Normal
-6.35" : 49% 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
2.92
3.00
-0.08
May
3.81
3.77
0.04
Jun
4.62
4.53
0.09
Jul
3.43
3.47
-0.04
Aug
3.35
3.38
-0.03
Sep
2.99
2.86
0.13
Oct
2.32
2.31
0.01
Nov
1.22
1.30
-0.08
Dec
0.86
0.90
-0.04
28.40
28.51
-0.11