Hyannis Breakwater Rainfall Forecast

Today 31 Oct
100%
Sat 1 Nov
5%
Sun 2 Nov
5%
Mon 3 Nov
55%
Tue 4 Nov
75%
Wed 5 Nov
15%
Thu 6 Nov
55%

Hyannis Breakwater Rainfall Statistics

October Rainfall

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

Total Rainfall 2025
28.9in
Daily Average 2025
0.1in
Wettest Day 17 March, 2025
2.5in
Wet Days 2025
85/304 (28%)
Total Rainfall September
1.9in
Daily Average September
0.1in
Wettest Day 24 September, 2025
0.8in
Wet Days September
6/31 (19%)
Total Rainfall October
4.6in
Daily Average October
0.2in
Wettest Day 13 October, 2025
1.2in
Wet Days October
9/31 (29%)

Climate (2010–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

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Annual Average 2020–2024
38.5in
Monthly Average 2020–2025
3.3in
Daily Average 2020–2025
0.1in
Wettest Day 8 August, 2023
3.8in

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