Lake Sunapee weather live forecast

Today's maximum temperature in Lake Sunapee is expected to be 4°C. Select a day from the live weather forecast for Lake Sunapee, New Hampshire, USA for more weather parameters.

Monday
6th Apr
4

-2

5

4
Tuesday
7th Apr
0

-6

6

2
Wednesday
8th Apr
5

-6

13

5
Thursday
9th Apr
11

-4

9

5
Friday
10th Apr
18

3

2

5

5-day weather forecast updated at 04:03 on Monday 6th April 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 Monday 6th April 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 4°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

4
°C maximum temperature
-2
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
°C wind chill
19
kph wind from W

Lake Sunapee weather for Tuesday 7th April 2026

Expect clear skies with flurries of snow in Lake Sunapee, New Hampshire with a maximum temperature of 0°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 2-5 cm of snow expected with 44% chance of some snow and a gentle breeze of 14 kph from the north-west.

0
°C maximum temperature
-6
°C minimum temperature
clear skies with flurries of snow
6
hours of sunshine
2
UV index (Low)
44
% chance of some snow
<5
cm of snow expected
-5
°C wind chill
14
kph wind from NW

Lake Sunapee weather for Wednesday 8th April 2026

Expect clear skies in Lake Sunapee, New Hampshire with a maximum temperature of 5°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

5
°C maximum temperature
-6
°C minimum temperature
clear skies
13
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
3
°C wind chill
8
kph wind from W

Lake Sunapee weather for Thursday 9th April 2026

Expect scattered clouds in Lake Sunapee, New Hampshire with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

11
°C maximum temperature
-4
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
14
kph wind from S

Lake Sunapee weather for Friday 10th April 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.