Lake Sunapee weather live forecast

Today's maximum temperature in Lake Sunapee is expected to be 14°F. Select a day from the live weather forecast for Lake Sunapee, New Hampshire, USA for more weather parameters.

Friday
26th Dec
14

3

4

1
Saturday
27th Dec
21

12

5

1
Sunday
28th Dec
28

12

5

1
Monday
29th Dec
36

23

1

0
Tuesday
30th Dec
21

12

3

1

5-day weather forecast updated at 04:04 on Thursday 25th December 2025 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 Friday 26th December 2025

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 14°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 12 mph from the north-west.

14
°F maximum temperature
3
°F minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
cm of snow expected
1
°F wind chill
12
mph wind from NW

Lake Sunapee weather for Saturday 27th December 2025

Expect clear skies with flurries of snow in Lake Sunapee, New Hampshire with a maximum temperature of 21°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 2-5 cm of snow expected with 28% chance of some snow and little or no wind of 3 mph from the north-west.

21
°F maximum temperature
12
°F minimum temperature
clear skies with flurries of snow
5
hours of sunshine
1
UV index (Low)
28
% chance of some snow
<5
cm of snow expected
18
°F wind chill
3
mph wind from NW

Lake Sunapee weather for Sunday 28th December 2025

Expect clear skies with flurries of snow in Lake Sunapee, New Hampshire with a maximum temperature of 28°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 53% chance of some snow and little or no wind of 4 mph from the west.

28
°F maximum temperature
12
°F minimum temperature
clear skies with flurries of snow
5
hours of sunshine
1
UV index (Low)
53
% chance of some snow
<2
cm of snow expected
25
°F wind chill
4
mph wind from W

Lake Sunapee weather for Monday 29th December 2025

Expect cloudy with sleet or snow in Lake Sunapee, New Hampshire with a maximum temperature of 36°F and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 77% chance of some sleet or snow and a moderate breeze of 12 mph from the west.

36
°F maximum temperature
23
°F minimum temperature
cloudy with sleet or snow
1
hour of sunshine
0
UV index (None)
77
% chance of some sleet or snow
<10
mm of sleet/snow expected
28
°F wind chill
12
mph wind from W

Lake Sunapee weather for Tuesday 30th December 2025

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 21°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 14 mph from the west.