Viewing Station: SD-PN-88 : Rapid City 13.9 WSW
Jun 30, 2023 - Sep 13, 2026592 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.11"
September 1-13, 2026(11 of 13 days covered by obs)
NOAA Normal
0.71"
Departure from Normal
-0.60" : 16% of Normal
Year-To-Date: 9.40"
Jan 1 to Sep 13, 2026(119 of 256 days covered by obs)
NOAA Normal
18.58"
Departure from Normal
-9.18" : 51% of Normal
Water Year-To-Date: 11.51"
Oct 1, 2025 to Sep 13, 2026(157 of 348 days covered by obs)
NOAA Normal
21.29"
Departure from Normal
-9.78" : 54% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.43
0.54
-0.11
Feb
0.64
0.72
-0.08
Mar
1.19
1.15
0.04
Apr
2.44
2.42
0.02
May
4.20
4.33
-0.13
Jun
3.46
3.51
-0.05
Jul
3.23
3.26
-0.03
Aug
2.28
2.40
-0.12
Sep
1.63
1.57
0.06
Oct
1.64
1.76
-0.12
Nov
0.60
0.72
-0.12
Dec
0.47
0.56
-0.09
22.21
22.94
-0.73