Greater London weather forecast

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  • Saturday
    15th May
    Overcast with light rain (5-10 mm of rainfall expected)
  • Sunday
    16th May
    Isolated thunderstorms (2-5 mm of rainfall expected)
  • Monday
    17th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Tuesday
    18th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Wednesday
    19th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

Last updated at 04:02 on Friday 14th May 2021 GMT

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

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Greater London weather forecast by day

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

Greater London weather for Saturday 15th May 2021

Below is the Greater London weather forecast for Saturday 15th May 2021. Expect overcast with light rain in Greater London with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 23 kph from the south-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 79% chance of some rain79
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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Greater London weather for Sunday 16th May 2021

Below is the Greater London weather forecast for Sunday 16th May 2021. Expect isolated thunderstorms in Greater London with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 92% chance of some rain and a gentle breeze of 19 kph from the south-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)
  • 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
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Greater London weather for Monday 17th May 2021

Below is the Greater London weather forecast for Monday 17th May 2021. Expect mostly cloudy with light rain in Greater London with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 75% chance of some rain and a moderate breeze of 24 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 75% chance of some rain75
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the West24
    kph wind from W

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Greater London weather for Tuesday 18th May 2021

Below is the Greater London weather forecast for Tuesday 18th May 2021. Expect mostly cloudy with light rain in Greater London with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a moderate breeze of 24 kph from the west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Moderate breeze of 24 kph from the West24
    kph wind from W

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Greater London weather for Wednesday 19th May 2021

Below is the Greater London weather forecast for Wednesday 19th May 2021. Expect mostly cloudy with light rain in Greater London with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a moderate breeze of 22 kph from the west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 51% chance of some rain51
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Moderate breeze of 22 kph from the West22
    kph wind from W

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

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