Viewing Station: OR-UM-14 : Umatilla 0.7 WSW
Nov 14, 2009 - Aug 30, 20252,296 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-1, 2025(0 of 1 days covered by obs)
NOAA Normal
0.01"
Departure from Normal
-0.01" : 0% of Normal
Year-To-Date: 9.50"
Jan 1 to Sep 1, 2025(221 of 244 days covered by obs)
NOAA Normal
5.43"
Departure from Normal
4.07" : 175% of Normal
Water Year-To-Date: 19.94"
Oct 1, 2024 to Sep 1, 2025(313 of 336 days covered by obs)
NOAA Normal
8.51"
Departure from Normal
11.43" : 234% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.16
1.09
0.07
Feb
0.84
0.79
0.05
Mar
0.83
0.81
0.02
Apr
0.71
0.68
0.03
May
0.88
0.83
0.05
Jun
0.61
0.57
0.04
Jul
0.17
0.16
0.01
Aug
0.22
0.19
0.03
Sep
0.30
0.29
0.01
Oct
0.78
0.74
0.04
Nov
1.03
0.98
0.05
Dec
1.27
1.22
0.05
8.80
8.35
0.45