Happy Valley Rainfall Forecast

Today 24 Mar
100%
Wed 25 Mar
75%
Thu 26 Mar
No Rain
Fri 27 Mar
No Rain
Sat 28 Mar
5%
Sun 29 Mar
40%
Mon 30 Mar
45%

Happy Valley Rainfall Statistics

March Rainfall

Portland, Portland-Troutdale Airport (8.7 miles)

Total Rainfall 2026
12.4in
Daily Average 2026
0.2in
Wettest Day 12 March, 2026
1.8in
Wet Days 2026
39/83 (47%)
Total Rainfall February
5.1in
Daily Average February
0.2in
Wettest Day 23 February, 2026
1.3in
Wet Days February
16/28 (57%)
Total Rainfall March
4.7in
Daily Average March
0.2in
Wettest Day 12 March, 2026
1.8in
Wet Days March
13/24 (54%)

Climate (2010–Present)

Portland, Portland-Troutdale Airport (8.7 miles)

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Annual Average 2021–2025
39.7in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 18 December, 2025
2.3in

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