Viewing Station: SD-LW-15 : Spearfish 0.1 WSW
May 11, 2011 - Oct 5, 20265,395 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
October 1-6, 2026(5 of 6 days covered by obs)
NOAA Normal
0.44"
Departure from Normal
-0.44" : 0% of Normal
Year-To-Date: 12.56"
Jan 1 to Oct 6, 2026(252 of 279 days covered by obs)
NOAA Normal
20.18"
Departure from Normal
-7.62" : 62% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2026 to Oct 6, 2026(5 of 6 days covered by obs)
NOAA Normal
0.44"
Departure from Normal
-0.44" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.83
0.70
0.13
Feb
1.07
1.00
0.07
Mar
1.41
1.34
0.07
Apr
2.61
2.51
0.10
May
4.19
4.01
0.18
Jun
3.67
3.61
0.06
Jul
2.40
2.46
-0.06
Aug
1.92
1.92
0.00
Sep
1.64
1.62
0.02
Oct
2.27
2.28
-0.01
Nov
1.05
0.93
0.12
Dec
0.88
0.93
-0.05
23.94
23.31
0.63