Viewing Station: SD-HG-10 : Pierre 1.3 S
Mar 19, 2009 - Sep 13, 20266,199 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.39"
September 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
0.66"
Departure from Normal
-0.27" : 59% of Normal
Year-To-Date: 13.75"
Jan 1 to Sep 13, 2026(256 of 256 days covered by obs)
NOAA Normal
15.09"
Departure from Normal
-1.34" : 91% of Normal
Water Year-To-Date: 16.51"
Oct 1, 2025 to Sep 13, 2026(348 of 348 days covered by obs)
NOAA Normal
17.63"
Departure from Normal
-1.12" : 94% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.40
0.43
-0.03
Feb
0.59
0.50
0.09
Mar
0.87
0.80
0.07
Apr
1.90
1.81
0.09
May
3.01
3.12
-0.11
Jun
3.26
3.47
-0.21
Jul
2.43
2.37
0.06
Aug
1.97
1.88
0.09
Sep
1.53
1.67
-0.14
Oct
1.55
1.52
0.03
Nov
0.53
0.47
0.06
Dec
0.46
0.43
0.03
18.50
18.47
0.03