Viewing Station: SD-MH-91 : Garretson 1.7 WSW
Jun 14, 2017 - Sep 15, 20252,969 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.89"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.58"
Departure from Normal
-0.69" : 56% of Normal
Year-To-Date: 19.26"
Jan 1 to Sep 16, 2025(257 of 259 days covered by obs)
NOAA Normal
22.14"
Departure from Normal
-2.88" : 87% of Normal
Water Year-To-Date: 22.38"
Oct 1, 2024 to Sep 16, 2025(346 of 351 days covered by obs)
NOAA Normal
26.34"
Departure from Normal
-3.96" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.59
0.63
-0.04
Feb
0.77
0.79
-0.02
Mar
1.40
1.44
-0.04
Apr
2.78
2.90
-0.12
May
3.68
3.72
-0.04
Jun
4.59
4.54
0.05
Jul
3.45
3.44
0.01
Aug
3.30
3.40
-0.10
Sep
2.96
3.01
-0.05
Oct
2.22
2.23
-0.01
Nov
1.17
1.24
-0.07
Dec
0.81
0.89
-0.08
27.72
28.23
-0.51