Viewing Station: SD-MH-56 : Garretson 6.9 W
Mar 26, 2012 - Sep 13, 20265,077 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.71"
September 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
1.28"
Departure from Normal
0.43" : 133% of Normal
Year-To-Date: 14.86"
Jan 1 to Sep 13, 2026(255 of 256 days covered by obs)
NOAA Normal
21.71"
Departure from Normal
-6.85" : 68% of Normal
Water Year-To-Date: 18.10"
Oct 1, 2025 to Sep 13, 2026(347 of 348 days covered by obs)
NOAA Normal
25.86"
Departure from Normal
-7.76" : 70% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.56
0.60
-0.04
Feb
0.76
0.78
-0.02
Mar
1.42
1.42
0.00
Apr
2.78
2.90
-0.12
May
3.65
3.70
-0.05
Jun
4.48
4.43
0.05
Jul
3.40
3.39
0.01
Aug
3.38
3.40
-0.02
Sep
2.96
2.97
-0.01
Oct
2.20
2.20
0.00
Nov
1.14
1.19
-0.05
Dec
0.81
0.87
-0.06
27.54
27.85
-0.31