Viewing Station: SD-CS-38 : Custer 1.4 ENE
Jun 21, 2023 - Sep 18, 2025790 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.02"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
0.98"
Departure from Normal
0.04" : 104% of Normal
Year-To-Date: 17.56"
Jan 1 to Sep 18, 2025(261 of 261 days covered by obs)
NOAA Normal
18.32"
Departure from Normal
-0.76" : 96% of Normal
Water Year-To-Date: 18.59"
Oct 1, 2024 to Sep 18, 2025(353 of 353 days covered by obs)
NOAA Normal
20.84"
Departure from Normal
-2.25" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.43
0.42
0.01
Feb
0.70
0.69
0.01
Mar
1.07
1.05
0.02
Apr
2.23
2.28
-0.05
May
3.68
3.69
-0.01
Jun
3.43
3.21
0.22
Jul
3.45
3.32
0.13
Aug
2.35
2.41
-0.06
Sep
1.64
1.53
0.11
Oct
1.46
1.48
-0.02
Nov
0.56
0.60
-0.04
Dec
0.50
0.48
0.02
21.50
21.16
0.34