Viewing Station: SD-PN-90 : Rapid City 8.6 W
May 25, 2023 - Aug 11, 2025219 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-17, 2025(0 of 17 days covered by obs)
NOAA Normal
0.86"
Departure from Normal
-0.86" : 0% of Normal
Year-To-Date: 10.33"
Jan 1 to Sep 17, 2025(78 of 260 days covered by obs)
NOAA Normal
17.56"
Departure from Normal
-7.23" : 59% of Normal
Water Year-To-Date: 10.33"
Oct 1, 2024 to Sep 17, 2025(78 of 352 days covered by obs)
NOAA Normal
20.00"
Departure from Normal
-9.67" : 52% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.34
0.39
-0.05
Feb
0.54
0.54
0.00
Mar
1.07
1.12
-0.05
Apr
2.26
2.35
-0.09
May
4.11
4.13
-0.02
Jun
3.34
3.32
0.02
Jul
2.96
2.91
0.05
Aug
2.08
2.19
-0.11
Sep
1.52
1.46
0.06
Oct
1.54
1.64
-0.10
Nov
0.52
0.58
-0.06
Dec
0.38
0.44
-0.06
20.66
21.07
-0.41