Viewing Station: SD-PN-104 : Rapid City 12.7 ESE
Apr 21, 2025 - Sep 16, 2025106 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.17"
September 1-16, 2025(4 of 16 days covered by obs)
NOAA Normal
0.68"
Departure from Normal
-0.51" : 25% of Normal
Year-To-Date: 10.32"
Jan 1 to Sep 16, 2025(106 of 259 days covered by obs)
NOAA Normal
15.14"
Departure from Normal
-4.82" : 68% of Normal
Water Year-To-Date: 10.32"
Oct 1, 2024 to Sep 16, 2025(106 of 351 days covered by obs)
NOAA Normal
17.31"
Departure from Normal
-6.99" : 60% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.35
0.30
0.05
Feb
0.53
0.49
0.04
Mar
0.98
0.89
0.09
Apr
2.09
1.93
0.16
May
3.34
3.36
-0.02
Jun
3.08
2.90
0.18
Jul
2.53
2.08
0.45
Aug
1.56
1.63
-0.07
Sep
1.27
1.22
0.05
Oct
1.34
1.51
-0.17
Nov
0.45
0.49
-0.04
Dec
0.38
0.38
0.00
17.90
17.18
0.72