Lake Oswego Rainfall Forecast

Today 16 Mar
30%
Tue 17 Mar
50%
Wed 18 Mar
45%
Thu 19 Mar
50%
Fri 20 Mar
55%
Sat 21 Mar
25%
Sun 22 Mar
15%

Lake Oswego Rainfall Statistics

March Rainfall

Portland, Portland International Airport (12.4 miles)

Total Rainfall 2026
12.1in
Daily Average 2026
0.2in
Wettest Day 12 March, 2026
1.9in
Wet Days 2026
38/75 (51%)
Total Rainfall February
4.8in
Daily Average February
0.2in
Wettest Day 23 February, 2026
1.1in
Wet Days February
16/28 (57%)
Total Rainfall March
4.7in
Daily Average March
0.3in
Wettest Day 12 March, 2026
1.9in
Wet Days March
11/16 (69%)

Climate (2010–Present)

Portland, Portland International Airport (12.4 miles)

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Annual Average 2021–2025
37.4in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 26 December, 2022
2.1in

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