New Brunswick weather live forecast

Today's maximum temperature in New Brunswick is expected to be 3°C. Select a day from the live weather forecast for New Brunswick (Fredericton), Canada for more weather parameters.

5-day weather forecast updated at 04:00 on Thursday 18th December 2025 GMT

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

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Below are temperatures expected today at popular countries, regions and places in New Brunswick. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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New Brunswick weather forecast by day

Below are the detailed weather forecasts for New Brunswick for the next 5 days. The forecasts shown are for Fredericton and may not represent the whole of New Brunswick. Browse more destinations in New Brunswick to view more weather forecasts.

New Brunswick weather for Thursday 18th December 2025

Expect scattered clouds in New Brunswick with a maximum temperature of 3°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

  • 3°C maximum temperature3
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 19 kph from the South19
    kph wind from S

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New Brunswick weather for Friday 19th December 2025

Expect cloudy with some rain in New Brunswick with a maximum temperature of 11°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a fresh breeze of 33 kph from the south.

  • 11°C maximum temperature11
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 99% chance of some rain99
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Fresh breeze of 33 kph from the South33
    kph wind from S

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New Brunswick weather for Saturday 20th December 2025

Expect cloudy with sleet or snow in New Brunswick with a maximum temperature of 4°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 12% chance of some sleet or snow and a fresh breeze of 29 kph from the west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 12% chance of some sleet or snow12
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • -1°C wind chill-1
    °C wind chill
  • Fresh breeze of 29 kph from the West29
    kph wind from W

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New Brunswick weather for Sunday 21st December 2025

Expect mostly cloudy with light snow in New Brunswick with a maximum temperature of 0°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 80% chance of some snow and a gentle breeze of 18 kph from the west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 80% chance of some snow80
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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New Brunswick weather for Monday 22nd December 2025

Expect clear skies with flurries of snow in New Brunswick with a maximum temperature of -5°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0-2 cm of snow expected with 11% chance of some snow and a moderate breeze of 23 kph from the north-west.

  • -5°C maximum temperature-5
    °C maximum temperature
  • -12°C minimum temperature-12
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 11% chance of some snow11
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -13°C wind chill-13
    °C wind chill
  • Moderate breeze of 23 kph from the North-West23
    kph wind from NW

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

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