Katama County Beach Rainfall Forecast

Today 21 Sep
100%
Tue 22 Sep
5%
Wed 23 Sep
No Rain
Thu 24 Sep
25%
Fri 25 Sep
65%
Sat 26 Sep
70%
Sun 27 Sep
50%

Katama County Beach Rainfall Statistics

September Rainfall

Marthas Vineyard Airport (6.8 miles)

Total Rainfall 2026
22.3in
Daily Average 2026
0.1in
Wettest Day 7 July, 2026
3.2in
Wet Days 2026
73/264 (28%)
Total Rainfall August
1.7in
Daily Average August
0.1in
Wettest Day 21 August, 2026
0.7in
Wet Days August
8/31 (26%)
Total Rainfall September
4.1in
Daily Average September
0.2in
Wettest Day 13 September, 2026
2.8in
Wet Days September
5/21 (24%)

Climate (2021–2025)

Marthas Vineyard Airport (6.8 miles)

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Annual Average 2021–2025
36.3in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 22 May, 2025
4.3in

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