Viewing Station: OR-MT-169 : Troutdale 1.2 SE
Aug 16, 2025 - Dec 5, 202542 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.89"
December 1-5, 2025(4 of 5 days covered by obs)
NOAA Normal
1.32"
Departure from Normal
0.57" : 143% of Normal
Year-To-Date: 13.01"
Jan 1 to Dec 5, 2025(42 of 339 days covered by obs)
NOAA Normal
48.28"
Departure from Normal
-35.27" : 27% of Normal
Water Year-To-Date: 12.14"
Oct 1, 2025 to Dec 5, 2025(38 of 66 days covered by obs)
NOAA Normal
14.66"
Departure from Normal
-2.52" : 83% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.21
6.73
0.48
Feb
5.50
4.90
0.60
Mar
5.97
5.19
0.78
Apr
4.99
4.24
0.75
May
3.58
3.12
0.46
Jun
2.66
2.39
0.27
Jul
0.67
0.62
0.05
Aug
0.83
0.72
0.11
Sep
2.21
1.82
0.39
Oct
5.26
4.44
0.82
Nov
8.08
7.13
0.95
Dec
8.18
7.65
0.53
55.14
48.95
6.19