Viewing Station: OR-CT-21 : Astoria 3.5 SSW
Jan 2, 2018 - Aug 25, 20262,707 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.45"
August 1-25, 2026(19 of 25 days covered by obs)
NOAA Normal
1.02"
Departure from Normal
-0.57" : 44% of Normal
Year-To-Date: 37.36"
Jan 1 to Aug 25, 2026(212 of 237 days covered by obs)
NOAA Normal
45.40"
Departure from Normal
-8.04" : 82% of Normal
Water Year-To-Date: 73.03"
Oct 1, 2025 to Aug 25, 2026(302 of 329 days covered by obs)
NOAA Normal
78.11"
Departure from Normal
-5.08" : 93% 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