Viewing Station: OR-WS-145 : Portland 7.8 WNW
Apr 1, 2020 - Dec 4, 20251,359 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.12"
December 1-8, 2025(4 of 8 days covered by obs)
NOAA Normal
1.86"
Departure from Normal
-1.74" : 6% of Normal
Year-To-Date: 24.43"
Jan 1 to Dec 8, 2025(304 of 342 days covered by obs)
NOAA Normal
35.29"
Departure from Normal
-10.86" : 69% of Normal
Water Year-To-Date: 8.06"
Oct 1, 2025 to Dec 8, 2025(53 of 69 days covered by obs)
NOAA Normal
11.54"
Departure from Normal
-3.48" : 70% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.02
5.94
0.08
Feb
4.48
4.44
0.04
Mar
4.34
4.44
-0.10
Apr
3.02
3.31
-0.29
May
2.19
2.34
-0.15
Jun
1.42
1.56
-0.14
Jul
0.36
0.42
-0.06
Aug
0.52
0.49
0.03
Sep
1.40
1.44
-0.04
Oct
3.47
3.65
-0.18
Nov
6.21
6.23
-0.02
Dec
7.19
7.18
0.01
40.62
41.44
-0.82