Viewing Station: OR-CT-21 : Astoria 3.5 SSW
Jan 2, 2018 - Sep 2, 20252,394 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-3, 2025(2 of 3 days covered by obs)
NOAA Normal
0.31"
Departure from Normal
-0.31" : 0% of Normal
Year-To-Date: 35.13"
Jan 1 to Sep 3, 2025(237 of 246 days covered by obs)
NOAA Normal
45.96"
Departure from Normal
-10.83" : 76% of Normal
Water Year-To-Date: 64.20"
Oct 1, 2024 to Sep 3, 2025(326 of 338 days covered by obs)
NOAA Normal
78.67"
Departure from Normal
-14.47" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
12.28
12.12
0.16
Feb
8.50
8.09
0.41
Mar
9.03
9.00
0.03
Apr
6.89
6.41
0.48
May
3.97
3.66
0.31
Jun
2.75
2.69
0.06
Jul
0.96
0.94
0.02
Aug
1.27
1.23
0.04
Sep
3.08
2.81
0.27
Oct
7.43
7.19
0.24
Nov
12.37
12.54
-0.17
Dec
12.91
12.49
0.42
81.44
79.17
2.27