Knappa Slough - Blind Slough Entrance Rainfall Forecast

Today 30 Jun
No Rain
Tue 1 Jul
No Rain
Wed 2 Jul
5%
Thu 3 Jul
5%
Fri 4 Jul
5%
Sat 5 Jul
5%
Sun 6 Jul
10%

Knappa Slough - Blind Slough Entrance Rainfall Statistics

June Rainfall

Astoria, Astoria Regional Airport (14.3 miles)

Total Rainfall 2025
26.2in
Daily Average 2025
0.1in
Wettest Day 22 February, 2025
1.3in
Wet Days 2025
92/181 (51%)
Total Rainfall May
2.2in
Daily Average May
0.1in
Wettest Day 17 May, 2025
0.4in
Wet Days May
15/31 (48%)
Total Rainfall June
1.2in
Daily Average June
0.04in
Wettest Day 21 June, 2025
0.9in
Wet Days June
7/30 (23%)

Climate (2010–Present)

Astoria, Astoria Regional Airport (14.3 miles)

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

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