Herring River - Dennis Port Rainfall Forecast

Today 27 May
15%
Thu 28 May
25%
Fri 29 May
15%
Sat 30 May
80%
Sun 31 May
25%
Mon 1 Jun
20%
Tue 2 Jun
10%

Herring River - Dennis Port Rainfall Statistics

May Rainfall

Chatham, Chatham Municipal Airport (6.2 miles)

Total Rainfall 2026
11.2in
Daily Average 2026
0.1in
Wettest Day 16 March, 2026
0.9in
Wet Days 2026
51/147 (35%)
Total Rainfall April
1.4in
Daily Average April
0.05in
Wettest Day 2 April, 2026
0.4in
Wet Days April
12/30 (40%)
Total Rainfall May
1.8in
Daily Average May
0.1in
Wettest Day 25 May, 2026
0.4in
Wet Days May
11/27 (41%)

Climate (2010–Present)

Chatham, Chatham Municipal Airport (6.2 miles)

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Annual Average 2021–2025
36.2in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 9 September, 2021
5.3in

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