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 Saturday 16th August 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 16th August 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 1% chance of some rain and a fresh breeze of 22 mph from the north.

  • 59°F maximum temperature59
    °F maximum temperature
  • 52°F minimum temperature52
    °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)
  • 1% chance of some rain1
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 22 mph from the North22
    mph wind from N

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St John's weather for Sunday 17th August 2025

Expect scattered clouds in St John's, Newfoundland & Labrador with a maximum temperature of 64°F, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north.

  • 64°F maximum temperature64
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Gentle breeze of 12 mph from the North12
    mph wind from N

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St John's weather for Monday 18th August 2025

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 70°F, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 14 mph from the south.

  • 70°F maximum temperature70
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 33% chance of some rain33
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 14 mph from the South14
    mph wind from S

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St John's weather for Tuesday 19th August 2025

Expect mostly cloudy with light rain in St John's, Newfoundland & Labrador with a maximum temperature of 64°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a fresh breeze of 22 mph from the west.

  • 64°F maximum temperature64
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 22 mph from the West22
    mph wind from W

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St John's weather for Wednesday 20th August 2025

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 64°F, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a fresh breeze of 23 mph from the west.

  • 64°F maximum temperature64
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 19% chance of some rain19
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Fresh breeze of 23 mph from the West23
    mph wind from W

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Metric (°C)  |  Imperial (°F)

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