Nantucket Harbor - Brant Point Lighthouse Rainfall Forecast

Today 14 Sep
10%
Mon 15 Sep
No Rain
Tue 16 Sep
No Rain
Wed 17 Sep
10%
Thu 18 Sep
25%
Fri 19 Sep
20%
Sat 20 Sep
10%

Nantucket Harbor - Brant Point Lighthouse Rainfall Statistics

September Rainfall

Nantucket, Nantucket Memorial Airport (2.5 miles)

Total Rainfall 2025
12.4in
Daily Average 2025
0.05in
Wettest Day 22 May, 2025
1.6in
Wet Days 2025
48/257 (19%)
Total Rainfall August
1in
Daily Average August
0.03in
Wettest Day 20 August, 2025
0.5in
Wet Days August
4/31 (13%)
Total Rainfall September
0.1in
Daily Average September
0.01in
Wettest Day 7 September, 2025
0.1in
Wet Days September
1/14 (7%)

Climate (2010–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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Annual Average 2020–2024
29.9in
Monthly Average 2020–2025
2.4in
Daily Average 2020–2025
0.1in
Wettest Day 26 October, 2022
2.7in

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