Portsmouth weather live forecast

Today's maximum temperature in Portsmouth is expected to be 27°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 2nd 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 2nd November 2025

Expect broken clouds in Portsmouth, Dominica with a maximum temperature of 27°C, low 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 23 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °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
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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Portsmouth weather for Monday 3rd November 2025

Expect isolated thunderstorms in Portsmouth, Dominica with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 19 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 49% chance of some rain49
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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Portsmouth weather for Tuesday 4th November 2025

Expect sunshine and showers in Portsmouth, Dominica with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a light breeze of 12 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 19% chance of some rain19
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 12 kph from the East12
    kph wind from E

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Portsmouth weather for Wednesday 5th November 2025

Expect broken clouds in Portsmouth, Dominica with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 14 kph from the East14
    kph wind from E

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Portsmouth weather for Thursday 6th November 2025

Expect isolated thunderstorms in Portsmouth, Dominica with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a gentle breeze of 16 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °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)
  • 22% chance of some rain22
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

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  • Destinations across the Med, Caribbean & USA
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Metric (°C / mm)  |  Imperial (°F / inches)

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