St John's weather live forecast

Today's maximum temperature in St John's is expected to be 13°C. Select a day from the live weather forecast for St John's, Newfoundland & Labrador, Canada for more weather parameters.

  • Saturday
    19th Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Sunday
    20th Sep
    Sunshine and showers (0-2 mm of rainfall expected)
  • Monday
    21st Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Tuesday
    22nd Sep
    Sunshine and showers (10-20 mm of rainfall expected)
  • Wednesday
    23rd Sep
    Broken clouds

5-day weather forecast updated at 04:00 on Saturday 19th 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 Saturday 19th September 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 13°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a moderate gale of 53 kph from the west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 13°C wind chill13
    °C wind chill
  • Moderate gale of 53 kph from the West53
    kph wind from W

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St John's weather for Sunday 20th September 2026

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 1% chance of some rain and a strong breeze of 43 kph from the north-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 1% chance of some rain1
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Strong breeze of 43 kph from the North-West43
    kph wind from NW

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St John's weather for Monday 21st September 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 19 kph from the south.

  • 14°C maximum temperature14
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 70% chance of some rain70
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Gentle breeze of 19 kph from the South19
    kph wind from S

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St John's weather for Tuesday 22nd September 2026

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 32 kph from the north.

  • 13°C maximum temperature13
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 47% chance of some rain47
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 13°C wind chill13
    °C wind chill
  • Fresh breeze of 32 kph from the North32
    kph wind from N

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St John's weather for Wednesday 23rd September 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 28 kph from the West28
    kph wind from W

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