Viewing Station: OR-CT-21 : Astoria 3.5 SSW
Jan 2, 2018 - Dec 13, 20252,483 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 11.75"
December 1-13, 2025(13 of 13 days covered by obs)
NOAA Normal
5.41"
Departure from Normal
6.34" : 217% of Normal
Year-To-Date: 65.24"
Jan 1 to Dec 13, 2025(337 of 347 days covered by obs)
NOAA Normal
73.94"
Departure from Normal
-8.70" : 88% of Normal
Water Year-To-Date: 28.36"
Oct 1, 2025 to Dec 13, 2025(73 of 74 days covered by obs)
NOAA Normal
25.21"
Departure from Normal
3.15" : 112% 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