Viewing Station: SD-MD-36 : Rapid City 6.2 NNE
Sep 25, 2016 - Sep 13, 20251,728 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.44"
September 1-15, 2025(1 of 15 days covered by obs)
NOAA Normal
0.69"
Departure from Normal
-0.25" : 64% of Normal
Year-To-Date: 15.54"
Jan 1 to Sep 15, 2025(40 of 258 days covered by obs)
NOAA Normal
16.03"
Departure from Normal
-0.49" : 97% of Normal
Water Year-To-Date: 17.02"
Oct 1, 2024 to Sep 15, 2025(43 of 350 days covered by obs)
NOAA Normal
18.44"
Departure from Normal
-1.42" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.34
0.33
0.01
Feb
0.55
0.49
0.06
Mar
1.09
0.95
0.14
Apr
2.11
2.07
0.04
May
3.88
3.78
0.10
Jun
3.26
3.06
0.20
Jul
2.47
2.36
0.11
Aug
1.64
1.91
-0.27
Sep
1.38
1.38
0.00
Oct
1.46
1.51
-0.05
Nov
0.54
0.50
0.04
Dec
0.41
0.38
0.03
19.13
18.72
0.41