South Harpswell Rainfall Forecast

Today 12 May
No Rain
Wed 13 May
35%
Thu 14 May
85%
Fri 15 May
95%
Sat 16 May
45%
Sun 17 May
10%
Mon 18 May
10%

South Harpswell Rainfall Statistics

May Rainfall

Portland, Portland International Jetport (15.5 miles)

Total Rainfall 2026
11.8in
Daily Average 2026
0.1in
Wettest Day 16 March, 2026
1.5in
Wet Days 2026
57/132 (43%)
Total Rainfall April
3.1in
Daily Average April
0.1in
Wettest Day 30 April, 2026
0.9in
Wet Days April
15/30 (50%)
Total Rainfall May
0.7in
Daily Average May
0.1in
Wettest Day 9 May, 2026
0.4in
Wet Days May
4/12 (33%)

Climate (2010–Present)

Portland, Portland International Jetport (15.5 miles)

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Annual Average 2021–2025
46.1in
Monthly Average 2021–2026
3.8in
Daily Average 2021–2026
0.1in
Wettest Day 14 October, 2022
2.8in

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