St John's weather live forecast

Today's maximum temperature in St John's is expected to be 59°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 Tuesday 16th 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 Tuesday 16th September 2025

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a fresh breeze of 19 mph from the north.

  • 59°F maximum temperature59
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Fresh breeze of 19 mph from the North19
    mph wind from N

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St John's weather for Wednesday 17th September 2025

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Moderate breeze of 16 mph from the South-West16
    mph wind from SW

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St John's weather for Thursday 18th September 2025

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 70°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the south-west.

  • 70°F maximum temperature70
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    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
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

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St John's weather for Friday 19th September 2025

Expect mostly cloudy with rain in St John's, Newfoundland & Labrador with a maximum temperature of 68°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a fresh breeze of 19 mph from the south.

  • 68°F maximum temperature68
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 64% chance of some rain64
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Fresh breeze of 19 mph from the South19
    mph wind from S

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St John's weather for Saturday 20th September 2025

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 57% chance of some rain and a moderate breeze of 17 mph from the north-west.

  • 59°F maximum temperature59
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 57% chance of some rain57
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Moderate breeze of 17 mph from the North-West17
    mph wind from NW

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Metric (°C)  |  Imperial (°F)

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