Viewing Station: SD-HG-30 : Pierre 6.6 NNW
Sep 25, 2018 - May 17, 2026358 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
May 1-18, 2026(1 of 18 days covered by obs)
NOAA Normal
1.74"
Departure from Normal
-1.72" : 1% of Normal
Year-To-Date: 1.25"
Jan 1 to May 18, 2026(57 of 138 days covered by obs)
NOAA Normal
5.34"
Departure from Normal
-4.09" : 23% of Normal
Water Year-To-Date: 2.68"
Oct 1, 2025 to May 18, 2026(65 of 230 days covered by obs)
NOAA Normal
7.83"
Departure from Normal
-5.15" : 34% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.38
0.39
-0.01
Feb
0.57
0.48
0.09
Mar
0.84
0.76
0.08
Apr
1.81
1.67
0.14
May
3.00
3.05
-0.05
Jun
3.27
3.46
-0.19
Jul
2.49
2.32
0.17
Aug
2.02
1.94
0.08
Sep
1.51
1.59
-0.08
Oct
1.54
1.49
0.05
Nov
0.50
0.42
0.08
Dec
0.45
0.41
0.04
18.38
17.98
0.40