Viewing Station: SD-PN-78 : Rapid City 2.2 SE
Dec 23, 2021 - Sep 13, 20261,729 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.07"
September 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
0.59"
Departure from Normal
-0.52" : 12% of Normal
Year-To-Date: 10.41"
Jan 1 to Sep 13, 2026(256 of 256 days covered by obs)
NOAA Normal
15.82"
Departure from Normal
-5.41" : 66% of Normal
Water Year-To-Date: 12.42"
Oct 1, 2025 to Sep 13, 2026(348 of 348 days covered by obs)
NOAA Normal
18.12"
Departure from Normal
-5.70" : 69% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.31
0.32
-0.01
Feb
0.52
0.50
0.02
Mar
0.97
0.96
0.01
Apr
2.09
2.12
-0.03
May
3.86
3.95
-0.09
Jun
3.21
3.24
-0.03
Jul
2.54
2.49
0.05
Aug
1.73
2.15
-0.42
Sep
1.36
1.44
-0.08
Oct
1.43
1.50
-0.07
Nov
0.49
0.49
0.00
Dec
0.38
0.39
-0.01
18.89
19.55
-0.66