Viewing Station: SD-PN-97 : Rapid City 4.8 WSW
Apr 29, 2024 - Sep 16, 2025506 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.41"
September 1-16, 2025(16 of 16 days covered by obs)
NOAA Normal
0.77"
Departure from Normal
-0.36" : 53% of Normal
Year-To-Date: 16.41"
Jan 1 to Sep 16, 2025(258 of 259 days covered by obs)
NOAA Normal
16.50"
Departure from Normal
-0.09" : 99% of Normal
Water Year-To-Date: 17.95"
Oct 1, 2024 to Sep 16, 2025(350 of 351 days covered by obs)
NOAA Normal
18.79"
Departure from Normal
-0.84" : 96% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.30
0.39
-0.09
Feb
0.47
0.56
-0.09
Mar
0.97
1.04
-0.07
Apr
2.12
2.30
-0.18
May
4.01
4.05
-0.04
Jun
3.20
3.27
-0.07
Jul
2.76
2.82
-0.06
Aug
1.90
2.16
-0.26
Sep
1.44
1.51
-0.07
Oct
1.48
1.64
-0.16
Nov
0.48
0.56
-0.08
Dec
0.33
0.42
-0.09
19.46
20.72
-1.26