Monmouth weather live forecast

Today's maximum temperature in Monmouth is expected to be 18°C. Select a day from the live weather forecast for Monmouth, Wales, UK for more weather parameters.

5-day weather forecast updated at 04:05 on Sunday 31st August 2025 GMT

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

Monmouth weather forecast by day

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

Monmouth weather for Monday 1st September 2025

Expect mostly cloudy with light rain in Monmouth, Wales with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 28 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 60% chance of some rain60
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 28 kph from the South-West28
    kph wind from SW

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Monmouth weather for Tuesday 2nd September 2025

Expect mostly cloudy with light rain in Monmouth, Wales with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 22 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 65% chance of some rain65
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Moderate breeze of 22 kph from the South22
    kph wind from S

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Monmouth weather for Wednesday 3rd September 2025

Expect isolated thunderstorms in Monmouth, Wales with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 26 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 65% chance of some rain65
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 26 kph from the South-West26
    kph wind from SW

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Monmouth weather for Thursday 4th September 2025

Expect isolated thunderstorms in Monmouth, Wales with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a moderate breeze of 28 kph from the south-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 54% chance of some rain54
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 28 kph from the South-West28
    kph wind from SW

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Monmouth weather for Friday 5th September 2025

Expect mostly cloudy with light rain in Monmouth, Wales with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 12°C minimum temperature12
    °C 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)
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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

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