St John's weather live forecast

Today's maximum temperature in St John's is expected to be 21°C. 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 04:00 on Saturday 18th July 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 18th July 2026

Expect scattered clouds in St John's, Newfoundland & Labrador with a maximum temperature of 21°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 26 kph from the South-West26
    kph wind from SW

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St John's weather for Sunday 19th July 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 20°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 40 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour 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
  • Strong breeze of 40 kph from the South40
    kph wind from S

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St John's weather for Monday 20th July 2026

Expect sunshine and showers in St John's, Newfoundland & Labrador with a maximum temperature of 23°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a strong breeze of 41 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 46% chance of some rain46
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Strong breeze of 41 kph from the South-West41
    kph wind from SW

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St John's weather for Tuesday 21st July 2026

Expect clear skies in St John's, Newfoundland & Labrador with a maximum temperature of 25°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Moderate breeze of 22 kph from the West22
    kph wind from W

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St John's weather for Wednesday 22nd July 2026

Expect broken clouds in St John's, Newfoundland & Labrador with a maximum temperature of 22°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 25 kph from the South25
    kph wind from S

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