Viewing Station: SD-PN-97 : Rapid City 4.8 WSW
Apr 29, 2024 - Sep 13, 2026867 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.03"
September 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
0.62"
Departure from Normal
-0.59" : 5% of Normal
Year-To-Date: 8.82"
Jan 1 to Sep 13, 2026(255 of 256 days covered by obs)
NOAA Normal
16.35"
Departure from Normal
-7.53" : 54% of Normal
Water Year-To-Date: 11.25"
Oct 1, 2025 to Sep 13, 2026(347 of 348 days covered by obs)
NOAA Normal
18.64"
Departure from Normal
-7.39" : 60% 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