Piscataqua River - Mast Cove Rainfall Forecast

Today 9 May
95%
Sun 10 May
65%
Mon 11 May
45%
Tue 12 May
5%
Wed 13 May
20%
Thu 14 May
60%
Fri 15 May
45%

Piscataqua River - Mast Cove Rainfall Statistics

May Rainfall

Pease Air Force Base / Portsmouth (2.5 miles)

Total Rainfall 2026
6.2in
Daily Average 2026
0.05in
Wettest Day 16 March, 2026
0.6in
Wet Days 2026
46/129 (36%)
Total Rainfall April
1in
Daily Average April
0.03in
Wettest Day 30 April, 2026
0.3in
Wet Days April
11/30 (37%)
Total Rainfall May
0.4in
Daily Average May
0.1in
Wettest Day 6 May, 2026
0.3in
Wet Days May
3/9 (33%)

Climate (2010–Present)

Pease Air Force Base / Portsmouth (2.5 miles)

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Annual Average 2021–2025
36in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 18 September, 2023
2.9in

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