Monhegan Island Harbor Rainfall Forecast

Today 11 May
15%
Tue 12 May
No Rain
Wed 13 May
65%
Thu 14 May
95%
Fri 15 May
95%
Sat 16 May
40%
Sun 17 May
10%

Monhegan Island Harbor Rainfall Statistics

May Rainfall

Rockland, Knox County Regional Airport (23.6 miles)

Total Rainfall 2026
10.1in
Daily Average 2026
0.1in
Wettest Day 30 April, 2026
1.6in
Wet Days 2026
50/131 (38%)
Total Rainfall April
4.1in
Daily Average April
0.1in
Wettest Day 30 April, 2026
1.6in
Wet Days April
13/30 (43%)
Total Rainfall May
1.5in
Daily Average May
0.2in
Wettest Day 6 May, 2026
0.9in
Wet Days May
4/11 (36%)

Climate (2010–Present)

Rockland, Knox County Regional Airport (23.6 miles)

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Annual Average 2021–2025
23.6in
Monthly Average 2021–2026
2in
Daily Average 2021–2026
0.1in
Wettest Day 31 October, 2021
2.9in

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