St John's weather live forecast

Today's maximum temperature in St John's is expected to be 16°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 Tuesday 1st September 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 Tuesday 1st September 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a moderate breeze of 24 kph from the north-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 20% chance of some rain20
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the North-West24
    kph wind from NW

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St John's weather for Wednesday 2nd September 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.

  • 14°C maximum temperature14
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the North24
    kph wind from N

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St John's weather for Thursday 3rd September 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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St John's weather for Friday 4th September 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Gentle breeze of 18 kph from the South18
    kph wind from S

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St John's weather for Saturday 5th September 2026

Expect cloudy with some rain in St John's, Newfoundland & Labrador with a maximum temperature of 16°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 74% chance of some rain and a fresh breeze of 33 kph from the east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 74% chance of some rain74
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Fresh breeze of 33 kph from the East33
    kph wind from E

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