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 Friday 31st July 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 31st July 2026

Expect cloudy with some rain in St John's, Newfoundland & Labrador with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 17 kph from the east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 34% chance of some rain34
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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St John's weather for Saturday 1st August 2026

Expect mostly cloudy with rain in St John's, Newfoundland & Labrador with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 59% chance of some rain and a gentle breeze of 15 kph from the south-east.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 59% chance of some rain59
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 15 kph from the South-East15
    kph wind from SE

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St John's weather for Sunday 2nd August 2026

Expect overcast with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 15% chance of some rain and a gentle breeze of 18 kph from the north-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 13°C minimum temperature13
    °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)
  • 15% chance of some rain15
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the North-West18
    kph wind from NW

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St John's weather for Monday 3rd August 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 19°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

  • 19°C maximum temperature19
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 17 kph from the North17
    kph wind from N

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St John's weather for Tuesday 4th August 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 19°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 31 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 80% chance of some rain80
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Fresh breeze of 31 kph from the South31
    kph wind from S

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