Lake Sunapee weather live forecast

Today's maximum temperature in Lake Sunapee is expected to be -6°C. Select a day from the live weather forecast for Lake Sunapee, New Hampshire, USA for more weather parameters.

Tuesday
24th Feb
-6

-12

6

2
Wednesday
25th Feb
-2

-12

2

2
Thursday
26th Feb
0

-8

1

2
Friday
27th Feb
0

-9

10

3
Saturday
28th Feb
6

-8

10

2

5-day weather forecast updated at 04:05 on Tuesday 24th February 2026 GMT

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The 5-day weather forecast for New Hampshire (Lake Sunapee) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Lake Sunapee weather forecast by day

Below are the detailed weather forecasts for Lake Sunapee for the next 5 days.

Lake Sunapee weather for Tuesday 24th February 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of -6°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 17 kph from the north-west.

-6
°C maximum temperature
-12
°C minimum temperature
broken clouds
6
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-12
°C wind chill
17
kph wind from NW

Lake Sunapee weather for Wednesday 25th February 2026

Expect mostly cloudy with light snow in Lake Sunapee, New Hampshire with a maximum temperature of -2°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 64% chance of some snow and a light breeze of 9 kph from the south-east.

-2
°C maximum temperature
-12
°C minimum temperature
mostly cloudy with light snow
2
hours of sunshine
2
UV index (Low)
64
% chance of some snow
<5
cm of snow expected
-6
°C wind chill
9
kph wind from SE

Lake Sunapee weather for Thursday 26th February 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 0°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a light breeze of 12 kph from the west.

0
°C maximum temperature
-8
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
cm of snow expected
-4
°C wind chill
12
kph wind from W

Lake Sunapee weather for Friday 27th February 2026

Expect scattered clouds in Lake Sunapee, New Hampshire with a maximum temperature of 0°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 8 kph from the west.

0
°C maximum temperature
-9
°C minimum temperature
scattered clouds
10
hours of sunshine
3
UV index (Moderate)
0
cm of snow expected
-2
°C wind chill
8
kph wind from W

Lake Sunapee weather for Saturday 28th February 2026

Expect clear skies in Lake Sunapee, New Hampshire with a maximum temperature of 6°C, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.