St John's weather live forecast

Today's maximum temperature in St John's is expected to be 7°C. Select a day from the live weather forecast for St John's, Newfoundland & Labrador, Canada for more weather parameters.

  • Friday
    15th May
    Overcast with light rain (2-5 mm of rainfall expected)
  • Saturday
    16th May
    Cloudy with some rain (5-10 mm of rainfall expected)
  • Sunday
    17th May
    Sunshine and showers (0-2 mm of rainfall expected)
  • Monday
    18th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Tuesday
    19th May
    Broken clouds

5-day weather forecast updated at 04:00 on Friday 15th May 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 15th May 2026

Expect overcast with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 7°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 95% chance of some rain and a fresh breeze of 30 kph from the south-east.

  • 7°C maximum temperature7
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 95% chance of some rain95
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Fresh breeze of 30 kph from the South-East30
    kph wind from SE

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St John's weather for Saturday 16th May 2026

Expect cloudy with some rain in St John's, Newfoundland & Labrador with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and a fresh breeze of 34 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 84% chance of some rain84
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Fresh breeze of 34 kph from the South-West34
    kph wind from SW

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St John's weather for Sunday 17th May 2026

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 14°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 21% chance of some rain and a fresh breeze of 37 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 21% chance of some rain21
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Fresh breeze of 37 kph from the West37
    kph wind from W

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St John's weather for Monday 18th May 2026

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a fresh breeze of 33 kph from the north-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 26% chance of some rain26
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Fresh breeze of 33 kph from the North-West33
    kph wind from NW

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St John's weather for Tuesday 19th May 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 8°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-west.

  • 8°C maximum temperature8
    °C maximum temperature
  • 2°C minimum temperature2
    °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
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 25 kph from the North-West25
    kph wind from NW

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