St John weather live forecast

Today's maximum temperature in St John is expected to be 52°F. 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 Thursday 30th October 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 Thursday 30th October 2025

Expect broken clouds in St John, New Brunswick with a maximum temperature of 52°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

  • 52°F maximum temperature52
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the East10
    mph wind from E

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St John weather for Friday 31st October 2025

Expect cloudy with some rain in St John, New Brunswick with a maximum temperature of 57°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a fresh breeze of 20 mph from the east.

  • 57°F maximum temperature57
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 99% chance of some rain99
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 57°F wind chill57
    °F wind chill
  • Fresh breeze of 20 mph from the East20
    mph wind from E

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St John weather for Saturday 1st November 2025

Expect mostly cloudy with light rain in St John, New Brunswick with a maximum temperature of 52°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and a fresh breeze of 21 mph from the west.

  • 52°F maximum temperature52
    °F maximum temperature
  • 43°F minimum temperature43
    °F 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)
  • 13% chance of some rain13
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 21 mph from the West21
    mph wind from W

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St John weather for Sunday 2nd November 2025

Expect broken clouds in St John, New Brunswick with a maximum temperature of 46°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

  • 46°F maximum temperature46
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Moderate breeze of 14 mph from the West14
    mph wind from W

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St John weather for Monday 3rd November 2025

Expect sunshine and showers in St John, New Brunswick with a maximum temperature of 48°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a moderate breeze of 12 mph from the south-west.

  • 48°F maximum temperature48
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 17% chance of some rain17
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

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