Viewing Station: OR-LN-78 : Corvallis 3.5 E
Nov 18, 2017 - Dec 13, 20251,852 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.70"
December 1-13, 2025(13 of 13 days covered by obs)
NOAA Normal
3.13"
Departure from Normal
-0.43" : 86% of Normal
Year-To-Date: 27.25"
Jan 1 to Dec 13, 2025(328 of 347 days covered by obs)
NOAA Normal
38.89"
Departure from Normal
-11.64" : 70% of Normal
Water Year-To-Date: 10.31"
Oct 1, 2025 to Dec 13, 2025(71 of 74 days covered by obs)
NOAA Normal
13.09"
Departure from Normal
-2.78" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.51
6.26
0.25
Feb
4.83
4.78
0.05
Mar
5.10
4.74
0.36
Apr
3.40
3.21
0.19
May
2.42
2.22
0.20
Jun
1.36
1.32
0.04
Jul
0.36
0.31
0.05
Aug
0.40
0.35
0.05
Sep
1.42
1.36
0.06
Oct
3.51
3.35
0.16
Nov
6.45
6.14
0.31
Dec
7.46
7.48
-0.02
43.22
41.52
1.70