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Sunapee, NH · Sullivan County
Right Now
Mostly Clear
Water
64°
Wind
6 mph
NW
Gusts
15 mph
Pressure
29.68
rising
Forecast - Tue, Jun 16
High / Low
71° / 51°
Wind
4 mph
gusts 13 mph
Precip
0%
UV
6
Sunrise
9:07 AM
Sunset
12:31 AM
Today Read
Lake SunapeeWind read
Calm
4 mph avg
Water read
64°
Cool-water mix
Air range
51° / 71°
today
Precip
0%
low concern
Today's forecast for Lake Sunapee has calm wind, 51F to 71F air temperatures, 0% chance of precipitation, and 64F water.
Turn Lake Sunapee's live water temp, forecast, solunar timing, and fish data into a plan for today — what to throw, when to go, and when to move.
Fishing Forecast
NEW
Major
6:02 PM - 8:32 PM
Minor
9:51 AM - 11:21 AM
Detailed temperature readings across your lake.
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Fish Species
9Water Temperature History
Current
68°
Jun 28
Low
32°
Feb 15
Average
55°
Last 12 Months
Warmest avg: July (78°F)
Coolest avg: February (36°F)
Rapid warming: May → June (+11°F)
Sharpest cooling: August → September (-11°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
4am - 3am
Peak Wind
5 mph
4am
Peak Gust
13 mph
highest gust
Pressure
29.75 inHg
rising
Visibility
15 mi
21% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5NEW
Water at 64°F -- good for cool-water species.
Fish Species
9Nearby Lakes
FAQ
Lake Sunapee covers 4085.00 acres (6.38 square miles)
Lake Sunapee is located in Sunapee, Sullivan County, NH. It is accessible to the public for outdoor activities.