St John's weather live forecast

Today's maximum temperature in St John's is expected to be 72°F. 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 04:01 on Saturday 6th September 2025 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 Saturday 6th September 2025

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south.

  • 72°F maximum temperature72
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    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
  • Moderate breeze of 16 mph from the South16
    mph wind from S

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St John's weather for Sunday 7th September 2025

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 73°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 19 mph from the south-west.

  • 73°F maximum temperature73
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 47% chance of some rain47
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

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St John's weather for Monday 8th September 2025

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 73°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 22 mph from the south-west.

  • 73°F maximum temperature73
    °F maximum temperature
  • 61°F minimum temperature61
    °F 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)
  • 65% chance of some rain65
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Fresh breeze of 22 mph from the South-West22
    mph wind from SW

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St John's weather for Tuesday 9th September 2025

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 68°F, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 7% chance of some rain and a moderate breeze of 17 mph from the west.

  • 68°F maximum temperature68
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 7% chance of some rain7
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Moderate breeze of 17 mph from the West17
    mph wind from W

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St John's weather for Wednesday 10th September 2025

Expect scattered clouds in St John's, Newfoundland & Labrador with a maximum temperature of 66°F, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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 12 mph from the North-West12
    mph wind from NW

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