Columbia River - Sandy River Entrance Rainfall Forecast

Today 1 Apr
100%
Thu 2 Apr
70%
Fri 3 Apr
No Rain
Sat 4 Apr
No Rain
Sun 5 Apr
No Rain
Mon 6 Apr
5%
Tue 7 Apr
25%

Columbia River - Sandy River Entrance Rainfall Statistics

April Rainfall

Portland, Portland-Troutdale Airport (0.6 miles)

Total Rainfall 2026
12.8in
Daily Average 2026
0.1in
Wettest Day 12 March, 2026
1.8in
Wet Days 2026
42/91 (46%)
Total Rainfall March
5.1in
Daily Average March
0.2in
Wettest Day 12 March, 2026
1.8in
Wet Days March
16/31 (52%)
Total Rainfall April
–
Daily Average April
–
Wettest Day 2 April, 2026
–
Wet Days April
–

Climate (2010–Present)

Portland, Portland-Troutdale Airport (0.6 miles)

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Annual Average 2021–2025
39.7in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 18 December, 2025
2.3in

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