Columbia River - Cathlamet Channel Rainfall Forecast

Today 29 Dec
5%
Tue 30 Dec
No Rain
Wed 31 Dec
15%
Thu 1 Jan
80%
Fri 2 Jan
90%
Sat 3 Jan
70%
Sun 4 Jan
70%

Columbia River - Cathlamet Channel Rainfall Statistics

December Rainfall

Astoria, Astoria Regional Airport (23.6 miles)

Total Rainfall 2025
48.4in
Daily Average 2025
0.1in
Wettest Day 24 October, 2025
2in
Wet Days 2025
150/363 (41%)
Total Rainfall November
5.7in
Daily Average November
0.2in
Wettest Day 1 November, 2025
1.1in
Wet Days November
14/30 (47%)
Total Rainfall December
5.5in
Daily Average December
0.2in
Wettest Day 18 December, 2025
1.3in
Wet Days December
13/29 (45%)

Climate (2010–Present)

Astoria, Astoria Regional Airport (23.6 miles)

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Annual Average 2020–2024
68.7in
Monthly Average 2020–2025
5.5in
Daily Average 2020–2025
0.2in
Wettest Day 6 January, 2022
5.1in

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