St John weather live forecast

Today's maximum temperature in St John is expected to be 5°C. Select a day from the live weather forecast for St John, New Brunswick, Canada for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 28th November 2025 GMT

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

St John weather forecast by day

Below are the detailed weather forecasts for St John for the next 5 days.

St John weather for Friday 28th November 2025

Expect broken clouds in St John, New Brunswick with a maximum temperature of 5°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

  • 5°C maximum temperature5
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 1°C wind chill1
    °C wind chill
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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St John weather for Saturday 29th November 2025

Expect scattered clouds in St John, New Brunswick with a maximum temperature of 2°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -1°C minimum temperature-1
    °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 mm of rainfall expected0
    mm of rainfall expected
  • -4°C wind chill-4
    °C wind chill
  • Moderate breeze of 26 kph from the West26
    kph wind from W

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St John weather for Sunday 30th November 2025

Expect mostly cloudy with light rain in St John, New Brunswick with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 32 kph from the south.

  • 6°C maximum temperature6
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 93% chance of some rain93
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Fresh breeze of 32 kph from the South32
    kph wind from S

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St John weather for Monday 1st December 2025

Expect sunshine and showers in St John, New Brunswick with a maximum temperature of 8°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 37% chance of some rain and a fresh breeze of 34 kph from the west.

  • 8°C maximum temperature8
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 37% chance of some rain37
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Fresh breeze of 34 kph from the West34
    kph wind from W

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St John weather for Tuesday 2nd December 2025

Expect mostly cloudy with light snow in St John, New Brunswick with a maximum temperature of -1°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 64% chance of some snow and a gentle breeze of 17 kph from the north-west.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -7°C minimum temperature-7
    °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)
  • 64% chance of some snow64
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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

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