West Sussex weather live forecast

Tomorrow's maximum temperature in West Sussex is expected to be 20°C.

5-day weather forecast updated at 04:03 on Thursday 12th June 2025 GMT

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

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West Sussex weather forecast by day

Below are the detailed weather forecasts for West Sussex for the next 5 days. The forecasts shown are for Bognor Regis and may not represent the whole of West Sussex. Browse more destinations in West Sussex to view more weather forecasts.

West Sussex weather for Thursday 12th June 2025

Expect broken clouds in West Sussex with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the east.

  • 20°C maximum temperature20
    °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 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Moderate breeze of 28 kph from the East28
    kph wind from E

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West Sussex weather for Friday 13th June 2025

Expect broken clouds in West Sussex with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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West Sussex weather for Saturday 14th June 2025

Expect isolated thunderstorms in West Sussex with a maximum temperature of 20°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 8% chance of some rain and a fresh breeze of 29 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 8% chance of some rain8
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Fresh breeze of 29 kph from the South-West29
    kph wind from SW

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West Sussex weather for Sunday 15th June 2025

Expect scattered clouds in West Sussex with a maximum temperature of 22°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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West Sussex weather for Monday 16th June 2025

Expect clear skies in West Sussex with a maximum temperature of 24°C, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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  • Save 25% on new English Heritage memberships
  • Get FREE unlimited access to over 400 historic attractions
  • Exclusive discount applies to annual & gift memberships
Show discount codeShow discount code ******M25

Expires at 23:59 on Wednesday 31st Dec 2025 · View all English Heritage offers

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

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