Chepstow weather live forecast

Today's maximum temperature in Chepstow is expected to be 25°C. Select a day from the live weather forecast for Chepstow, Wales, UK for more weather parameters.

5-day weather forecast updated at 04:04 on Sunday 24th August 2025 GMT

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

Chepstow weather forecast by day

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

Chepstow weather for Sunday 24th August 2025

Expect broken clouds in Chepstow, Wales with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 13 kph from the South13
    kph wind from S

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Chepstow weather for Monday 25th August 2025

Expect scattered clouds in Chepstow, Wales with a maximum temperature of 26°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south.

  • 26°C maximum temperature26
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 27 kph from the South27
    kph wind from S

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Chepstow weather for Tuesday 26th August 2025

Expect broken clouds in Chepstow, Wales with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 24 kph from the South-West24
    kph wind from SW

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Chepstow weather for Wednesday 27th August 2025

Expect isolated thunderstorms in Chepstow, Wales with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 92% chance of some rain and a moderate breeze of 23 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 92% chance of some rain92
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the South23
    kph wind from S

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Chepstow weather for Thursday 28th August 2025

Expect sunshine and showers in Chepstow, Wales with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 69% chance of some rain69
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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