Hart Island Rainfall Forecast

Today 4 May
10%
Tue 5 May
10%
Wed 6 May
80%
Thu 7 May
80%
Fri 8 May
50%
Sat 9 May
20%
Sun 10 May
30%

Hart Island Rainfall Statistics

May Rainfall

Rockland, Knox County Regional Airport (13.7 miles)

Total Rainfall 2026
7.1in
Daily Average 2026
0.1in
Wettest Day 16 March, 2026
0.9in
Wet Days 2026
42/124 (34%)
Total Rainfall April
2.5in
Daily Average April
0.1in
Wettest Day 3 April, 2026
0.7in
Wet Days April
9/30 (30%)
Total Rainfall May
–
Daily Average May
–
Wettest Day 4 May, 2026
–
Wet Days May
–

Climate (2010–Present)

Rockland, Knox County Regional Airport (13.7 miles)

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Annual Average 2021–2025
23.6in
Monthly Average 2021–2026
1.9in
Daily Average 2021–2026
0.1in
Wettest Day 31 October, 2021
2.9in

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