Viewing Station: SD-PN-57 : Rapid City 4.7 E
Nov 25, 1998 - Dec 20, 20251,433 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.22"
December 1-29, 2025(19 of 29 days covered by obs)
NOAA Normal
0.36"
Departure from Normal
-0.14" : 60% of Normal
Year-To-Date: 19.42"
Jan 1 to Dec 29, 2025(345 of 363 days covered by obs)
NOAA Normal
18.48"
Departure from Normal
0.94" : 105% of Normal
Water Year-To-Date: 2.01"
Oct 1, 2025 to Dec 29, 2025(80 of 90 days covered by obs)
NOAA Normal
2.22"
Departure from Normal
-0.21" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.33
0.33
0.00
Feb
0.53
0.50
0.03
Mar
1.01
0.95
0.06
Apr
2.06
2.07
-0.01
May
3.70
3.66
0.04
Jun
3.19
3.05
0.14
Jul
2.49
2.28
0.21
Aug
1.62
1.88
-0.26
Sep
1.33
1.33
0.00
Oct
1.37
1.49
-0.12
Nov
0.49
0.49
0.00
Dec
0.39
0.39
0.00
18.51
18.42
0.09