St John's weather live forecast

Today's maximum temperature in St John's is expected to be 12°C. Select a day from the live weather forecast for St John's, Newfoundland & Labrador, Canada for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 19th June 2026 GMT

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

St John's weather forecast by day

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

St John's weather for Friday 19th June 2026

Expect overcast with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 100% chance of some rain and a fresh breeze of 35 kph from the south-east.

  • 12°C maximum temperature12
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 100% chance of some rain100
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Fresh breeze of 35 kph from the South-East35
    kph wind from SE

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St John's weather for Saturday 20th June 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 20°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 27 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 35% chance of some rain35
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Moderate breeze of 27 kph from the South-West27
    kph wind from SW

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St John's weather for Sunday 21st June 2026

Expect overcast skies in St John's, Newfoundland & Labrador with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 13°C wind chill13
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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St John's weather for Monday 22nd June 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Moderate breeze of 20 kph from the North-West20
    kph wind from NW

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St John's weather for Tuesday 23rd June 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 16°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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