Columbia River - Willamette River Entrance Rainfall Forecast

Today 27 Feb
No Rain
Sat 28 Feb
10%
Sun 1 Mar
15%
Mon 2 Mar
10%
Tue 3 Mar
80%
Wed 4 Mar
95%
Thu 5 Mar
35%

Columbia River - Willamette River Entrance Rainfall Statistics

February Rainfall

Pearson Airfield (5.6 miles)

Total Rainfall 2026
8.2in
Daily Average 2026
0.1in
Wettest Day 8 February, 2026
1.3in
Wet Days 2026
28/58 (48%)
Total Rainfall January
2.8in
Daily Average January
0.1in
Wettest Day 6 January, 2026
0.8in
Wet Days January
12/31 (39%)
Total Rainfall February
5.4in
Daily Average February
0.2in
Wettest Day 8 February, 2026
1.3in
Wet Days February
16/27 (59%)

Climate (2010–Present)

Pearson Airfield (5.6 miles)

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Annual Average 2021–2025
36.4in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 26 December, 2022
2.6in

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