St John weather live forecast

Today's maximum temperature in St John is expected to be 2°C. Select a day from the live weather forecast for St John, New Brunswick, Canada for more weather parameters.

  • Thursday
    8th Jan
    Broken clouds
  • Friday
    9th Jan
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Saturday
    10th Jan
    Sunshine and showers (2-5 mm of rainfall expected)
  • Sunday
    11th Jan
    Cloudy with sleet or snow (10-20 mm of rainfall expected)
  • Monday
    12th Jan
    Cloudy with sleet or snow (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Thursday 8th January 2026 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 Thursday 8th January 2026

Expect broken clouds in St John, New Brunswick with a maximum temperature of 2°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

  • 2°C maximum temperature2
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    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 16 kph from the North16
    kph wind from N

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St John weather for Friday 9th January 2026

Expect mostly cloudy with light rain in St John, New Brunswick with a maximum temperature of 5°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 77% chance of some rain and a fresh breeze of 32 kph from the south.

  • 5°C maximum temperature5
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 77% chance of some rain77
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Fresh breeze of 32 kph from the South32
    kph wind from S

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St John weather for Saturday 10th January 2026

Expect sunshine and showers in St John, New Brunswick with a maximum temperature of 6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 27% chance of some rain and a fresh breeze of 32 kph from the west.

  • 6°C maximum temperature6
    °C maximum temperature
  • 1°C minimum temperature1
    °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)
  • 27% chance of some rain27
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Fresh breeze of 32 kph from the West32
    kph wind from W

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St John weather for Sunday 11th January 2026

Expect cloudy with sleet or snow in St John, New Brunswick with a maximum temperature of 3°C and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 77% chance of some sleet or snow and a gentle breeze of 19 kph from the east.

  • 3°C maximum temperature3
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 77% chance of some sleet or snow77
    % chance of some sleet or snow
  • 10-20 mm of sleet/snow expected<20
    mm of sleet/snow expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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St John weather for Monday 12th January 2026

Expect cloudy with sleet or snow in St John, New Brunswick with a maximum temperature of 2°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 20% chance of some sleet or snow and a moderate breeze of 26 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 20% chance of some sleet or snow20
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow 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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Metric (°C / mm)  |  Imperial (°F / inches)

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