Viewing Station: SD-ML-14 : White River 12.7 ENE
May 22, 2018 - Sep 11, 20262,969 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.11"
September 1-12, 2026(10 of 12 days covered by obs)
NOAA Normal
0.68"
Departure from Normal
-0.57" : 16% of Normal
Year-To-Date: 13.84"
Jan 1 to Sep 12, 2026(246 of 255 days covered by obs)
NOAA Normal
16.78"
Departure from Normal
-2.94" : 82% of Normal
Water Year-To-Date: 14.93"
Oct 1, 2025 to Sep 12, 2026(338 of 347 days covered by obs)
NOAA Normal
19.45"
Departure from Normal
-4.52" : 77% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.44
0.44
0.00
Feb
0.58
0.60
-0.02
Mar
1.07
1.12
-0.05
Apr
2.37
2.36
0.01
May
3.34
3.39
-0.05
Jun
3.48
3.64
-0.16
Jul
2.56
2.49
0.07
Aug
2.26
2.07
0.19
Sep
1.71
1.79
-0.08
Oct
1.58
1.61
-0.03
Nov
0.62
0.68
-0.06
Dec
0.47
0.50
-0.03
20.48
20.69
-0.21