Government Island State Park Rainfall Forecast

Today 18 Apr
5%
Sun 19 Apr
5%
Mon 20 Apr
45%
Tue 21 Apr
60%
Wed 22 Apr
70%
Thu 23 Apr
20%
Fri 24 Apr
5%

Government Island State Park Rainfall Statistics

April Rainfall

Portland, Portland International Airport (4.3 miles)

Total Rainfall 2026
14.4in
Daily Average 2026
0.1in
Wettest Day 12 March, 2026
1.7in
Wet Days 2026
52/108 (48%)
Total Rainfall March
5in
Daily Average March
0.2in
Wettest Day 12 March, 2026
1.7in
Wet Days March
17/31 (55%)
Total Rainfall April
2in
Daily Average April
0.1in
Wettest Day 15 April, 2026
0.5in
Wet Days April
8/18 (44%)

Climate (2010–Present)

Portland, Portland International Airport (4.3 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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