Viewing Station: SD-LW-26 : Spearfish 2.8 WNW
Apr 18, 2019 - May 8, 20251,924 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.68"
May 1-8, 2025(8 of 8 days covered by obs)
NOAA Normal
1.01"
Departure from Normal
-0.33" : 68% of Normal
Year-To-Date: 6.45"
Jan 1 to May 8, 2025(127 of 128 days covered by obs)
NOAA Normal
6.05"
Departure from Normal
0.40" : 107% of Normal
Water Year-To-Date: 9.91"
Oct 1, 2024 to May 8, 2025(217 of 220 days covered by obs)
NOAA Normal
9.71"
Departure from Normal
0.20" : 102% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.66
0.62
0.04
Feb
0.88
0.94
-0.06
Mar
1.16
1.25
-0.09
Apr
2.34
2.38
-0.04
May
3.90
3.93
-0.03
Jun
3.52
3.57
-0.05
Jul
2.30
2.38
-0.08
Aug
1.81
1.89
-0.08
Sep
1.52
1.60
-0.08
Oct
2.03
2.21
-0.18
Nov
0.91
0.86
0.05
Dec
0.72
0.79
-0.07
21.75
22.42
-0.67