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Sunapee State Park — Boating Conditions
Tides, water temp & weather • Merrimack County, NH
Boating Conditions at Sunapee State Park
Current wind, air and water temperature, tide times and a 10-day forecast for Sunapee State Park on Sunapee Lake in Merrimack County, New Hampshire. Check conditions before you launch.
Right Now
Clear
Calm — good conditions to get on the water
Air Temp
50°F
Wind
6 mph
gusts 6 mph
Next Few Hours
Now
☀️
50°
6 mph
10PM
☀️
50°
6 mph
11PM
☀️
49°
7 mph
12AM
☀️
49°
6 mph
1AM
☀️
49°
8 mph
2AM
☀️
49°
7 mph
10-Day Boating Forecast
Sat, 9/19
⛅
61° / 41°
Wind 9, gusts 24 mph
Sun, 9/20
🌧️
52° / 48°
Wind 11, gusts 21 mph
70% rain
Mon, 9/21
🌫️
60° / 43°
Wind 10, gusts 19 mph
12% rain
Tue, 9/22
⛅
58° / 40°
Wind 9, gusts 15 mph
Wed, 9/23
⛅
58° / 38°
Wind 12, gusts 28 mph
1% rain
Thu, 9/24
⛅
60° / 38°
Wind 11, gusts 26 mph
16% rain
Fri, 9/25
⛅
63° / 46°
Wind 12, gusts 25 mph
29% rain
Sat, 9/26
🌧️
54° / 49°
Wind 13, gusts 33 mph
33% rain
Sun, 9/27
🌧️
51° / 47°
Wind 6, gusts 25 mph
33% rain
Mon, 9/28
⛅
58° / 48°
Wind 13, gusts 31 mph
14% rain
Weather & wave data from Open-Meteo. Tides & water temperature from NOAA CO-OPS. Conditions are estimates for trip planning — always confirm locally and check official marine forecasts before heading out.
