London weather forecast

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  • Wednesday
    19th May
    Isolated thunderstorms (5-10 mm of rainfall expected)
  • Thursday
    20th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Friday
    21st May
    Overcast with light rain (5-10 mm of rainfall expected)
  • Saturday
    22nd May
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Sunday
    23rd May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)

Last updated at 04:02 on Tuesday 18th May 2021 GMT

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The 5-day weather forecast for London, England is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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London weather forecast by day

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

London weather for Wednesday 19th May 2021

Below is the London weather forecast for Wednesday 19th May 2021. Expect isolated thunderstorms in London, England with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 16 kph from the north-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 72% chance of some rain72
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the North-West16
    kph wind from NW

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London weather for Thursday 20th May 2021

Below is the London weather forecast for Thursday 20th May 2021. Expect mostly cloudy with light rain in London, England with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 59% chance of some rain59
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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London weather for Friday 21st May 2021

Below is the London weather forecast for Friday 21st May 2021. Expect overcast with light rain in London, England with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a fresh breeze of 30 kph from the south-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 61% chance of some rain61
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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London weather for Saturday 22nd May 2021

Below is the London weather forecast for Saturday 22nd May 2021. Expect mostly cloudy with rain in London, England with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 34 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 80% chance of some rain80
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Fresh breeze of 34 kph from the West34
    kph wind from W

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London weather for Sunday 23rd May 2021

Below is the London weather forecast for Sunday 23rd May 2021. Expect mostly cloudy with light rain in London, England with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 23 kph from the south-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 49% chance of some rain49
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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

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