Lake Sunapee weather live forecast

Today's maximum temperature in Lake Sunapee is expected to be -8°C. Select a day from the live weather forecast for Lake Sunapee, New Hampshire, USA for more weather parameters.

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

Expect scattered clouds in Lake Sunapee, New Hampshire with a maximum temperature of -8°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the south.

  • -8°C maximum temperature-8
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -13°C wind chill-13
    °C wind chill
  • Light breeze of 10 kph from the South10
    kph wind from S

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Lake Sunapee weather for Saturday 6th December 2025

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of -2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a light breeze of 8 kph from the south-west.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Lake Sunapee weather for Sunday 7th December 2025

Expect mostly cloudy with light snow in Lake Sunapee, New Hampshire with a maximum temperature of -3°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 26% chance of some snow and a light breeze of 9 kph from the north-west.

  • -3°C maximum temperature-3
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 26% chance of some snow26
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Light breeze of 9 kph from the North-West9
    kph wind from NW

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Lake Sunapee weather for Monday 8th December 2025

Expect clear skies with flurries of snow in Lake Sunapee, New Hampshire with a maximum temperature of -8°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 5-10 cm of snow expected with 25% chance of some snow and a gentle breeze of 15 kph from the north-west.

  • -8°C maximum temperature-8
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some snow25
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -14°C wind chill-14
    °C wind chill
  • Gentle breeze of 15 kph from the North-West15
    kph wind from NW

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Lake Sunapee weather for Tuesday 9th December 2025

Expect broken clouds in Lake Sunapee, New Hampshire with a maximum temperature of -7°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 11 kph from the south-west.

  • -7°C maximum temperature-7
    °C maximum temperature
  • -17°C minimum temperature-17
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -12°C wind chill-12
    °C wind chill
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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