Knappa Slough - Blind Slough Entrance Rainfall Forecast

Today 6 Nov
100%
Fri 7 Nov
75%
Sat 8 Nov
10%
Sun 9 Nov
40%
Mon 10 Nov
65%
Tue 11 Nov
35%
Wed 12 Nov
85%

Knappa Slough - Blind Slough Entrance Rainfall Statistics

November Rainfall

Astoria, Astoria Regional Airport (14.3 miles)

Total Rainfall 2025
39.3in
Daily Average 2025
0.1in
Wettest Day 24 October, 2025
2in
Wet Days 2025
127/310 (41%)
Total Rainfall October
7.5in
Daily Average October
0.2in
Wettest Day 24 October, 2025
2in
Wet Days October
17/31 (55%)
Total Rainfall November
2.1in
Daily Average November
0.5in
Wettest Day 1 November, 2025
1.1in
Wet Days November
4/6 (67%)

Climate (2010–Present)

Astoria, Astoria Regional Airport (14.3 miles)

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Annual Average 2020–2024
68.7in
Monthly Average 2020–2025
5.6in
Daily Average 2020–2025
0.2in
Wettest Day 6 January, 2022
5.1in

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