Lake Sunapee weather live forecast

Today's maximum temperature in Lake Sunapee is expected to be 29°C. Select a day from the live weather forecast for Lake Sunapee, New Hampshire, USA for more weather parameters.

Friday
5th Jun
29

13

6

7
Saturday
6th Jun
26

16

3

5
Sunday
7th Jun
23

13

4

6
Monday
8th Jun
24

10

10

8
Tuesday
9th Jun
28

10

14

8

5-day weather forecast updated at 04:03 on Friday 5th June 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 Friday 5th June 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

29
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from W

Lake Sunapee weather for Saturday 6th June 2026

Expect isolated thunderstorms in Lake Sunapee, New Hampshire with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 72% chance of some rain and a light breeze of 12 kph from the west.

26
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
5
UV index (Moderate)
72
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
12
kph wind from W

Lake Sunapee weather for Sunday 7th June 2026

Expect mostly cloudy with light rain in Lake Sunapee, New Hampshire with a maximum temperature of 23°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 15 kph from the north-west.

23
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
6
UV index (High)
79
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
15
kph wind from NW

Lake Sunapee weather for Monday 8th June 2026

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

24
°C maximum temperature
10
°C minimum temperature
broken clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from NE

Lake Sunapee weather for Tuesday 9th June 2026

Expect clear skies in Lake Sunapee, New Hampshire with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.