Viewing Station: OR-BN-135 : Corvallis 3.4 W
Sep 2, 2018 - Sep 14, 20251,916 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.14"
September 1-18, 2025(14 of 18 days covered by obs)
NOAA Normal
0.86"
Departure from Normal
0.28" : 133% of Normal
Year-To-Date: 21.10"
Jan 1 to Sep 18, 2025(257 of 261 days covered by obs)
NOAA Normal
28.37"
Departure from Normal
-7.27" : 74% of Normal
Water Year-To-Date: 41.99"
Oct 1, 2024 to Sep 18, 2025(346 of 353 days covered by obs)
NOAA Normal
48.31"
Departure from Normal
-6.32" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.46
7.92
-0.46
Feb
5.84
6.02
-0.18
Mar
6.01
5.80
0.21
Apr
3.89
3.88
0.01
May
2.33
2.41
-0.08
Jun
1.25
1.30
-0.05
Jul
0.33
0.32
0.01
Aug
0.40
0.40
0.00
Sep
1.43
1.54
-0.11
Oct
3.88
3.85
0.03
Nov
7.18
7.53
-0.35
Dec
8.88
9.37
-0.49
48.88
50.34
-1.46