Viewing Station: SD-PN-56 : Rapid City 9.6 WNW
Apr 21, 2014 - May 27, 20253,667 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.74"
May 1-28, 2025(27 of 28 days covered by obs)
NOAA Normal
3.72"
Departure from Normal
-0.98" : 74% of Normal
Year-To-Date: 7.31"
Jan 1 to May 28, 2025(147 of 148 days covered by obs)
NOAA Normal
8.04"
Departure from Normal
-0.73" : 91% of Normal
Water Year-To-Date: 9.07"
Oct 1, 2024 to May 28, 2025(237 of 240 days covered by obs)
NOAA Normal
10.61"
Departure from Normal
-1.54" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.38
0.40
-0.02
Feb
0.57
0.55
0.02
Mar
1.09
1.13
-0.04
Apr
2.28
2.35
-0.07
May
4.12
4.12
0.00
Jun
3.34
3.30
0.04
Jul
2.90
2.88
0.02
Aug
2.05
2.17
-0.12
Sep
1.54
1.46
0.08
Oct
1.59
1.66
-0.07
Nov
0.56
0.59
-0.03
Dec
0.42
0.45
-0.03
20.84
21.06
-0.22