Block Island Rainfall Forecast

Today 20 Sep
90%
Mon 21 Sep
100%
Tue 22 Sep
10%
Wed 23 Sep
15%
Thu 24 Sep
40%
Fri 25 Sep
40%
Sat 26 Sep
40%

Block Island Rainfall Statistics

September Rainfall

Block Island State Airport (0.6 miles)

Total Rainfall 2026
0.6in
Daily Average 2026
0in
Wettest Day 25 January, 2026
0.2in
Wet Days 2026
11/263 (4%)
Total Rainfall August
0in
Daily Average August
0in
Wettest Day 1 August, 2026
0in
Wet Days August
–
Total Rainfall September
0.1in
Daily Average September
0.01in
Wettest Day 3 September, 2026
0.1in
Wet Days September
1/20 (5%)

Climate (2021–2025)

Block Island State Airport (0.6 miles)

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Annual Average 2021–2025
16.5in
Monthly Average 2021–2026
1.1in
Daily Average 2021–2026
0.04in
Wettest Day 11 December, 2024
1.3in

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