Portsmouth weather live forecast

Today's maximum temperature in Portsmouth is expected to be 30°C. Select a day from the live weather forecast for Portsmouth, Dominica for more weather parameters.

5-day weather forecast updated at 04:03 on Sunday 9th November 2025 GMT

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The 5-day weather forecast for Dominica (Portsmouth) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portsmouth weather forecast by day

Below are the detailed weather forecasts for Portsmouth for the next 5 days.

Portsmouth weather for Sunday 9th November 2025

Expect broken clouds in Portsmouth, Dominica with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 25 kph from the East25
    kph wind from E

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Portsmouth weather for Monday 10th November 2025

Expect isolated thunderstorms in Portsmouth, Dominica with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 20 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 46% chance of some rain46
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the East20
    kph wind from E

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Portsmouth weather for Tuesday 11th November 2025

Expect isolated thunderstorms in Portsmouth, Dominica with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 19 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 54% chance of some rain54
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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Portsmouth weather for Wednesday 12th November 2025

Expect isolated thunderstorms in Portsmouth, Dominica with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 18 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the East18
    kph wind from E

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Portsmouth weather for Thursday 13th November 2025

Expect sunshine and showers in Portsmouth, Dominica with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 15 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 51% chance of some rain51
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 15 kph from the East15
    kph wind from E

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Metric (°C / mm)  |  Imperial (°F / inches)

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