London
United Kingdom
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
London, United Kingdom

The large Thames river in London overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom, on a cloudy evening after sunset
The large Thames river in London overlooking the Westminster Palace and the Big Ben clock tower in London, United Kingdom, on a cloudy evening after sunset
April sees long 14-hour days in London with 165 hours of sunshine during the month. The beginning of bright weather has warm days and cool nights. The temperatures are in the mild range of 5.6°C (42.1°F) to 14.4°C (57.9°F).
While entirely sunny days are rare, long periods of dark, gloomy skies are mostly over. April registers 43.2mm (1.7") of rain, which is primarily light and not a severe threat to derail vacation plans.
The London Eye provides a mesmerizing view of the city as the cloud cover diminishes in the sky, and spring spreads its radiance over the landscape.

What is the temperature in April in London?

The average high-temperature, in April, in London, United Kingdom, is 14.2°C (57.6°F), while the average low-temperature is 5.5°C (41.9°F).

How many days does it rain in April in London?

In London, United Kingdom, in April, during 9.1 rainfall days, 43.7mm (1.7") of precipitation is typically accumulated.

How many hours of daylight does London have in April?

The average length of the day in April in London is 13.9h.

How many hours of sunshine does London have in April?

The average sunshine in April in London is 5.6h.

What is the UV index intensity in April in London?

In April, the average daily maximum UV index in London, United Kingdom, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.
Average temperature in April - London, United Kingdom
  • Average high temperature in April: 14.2°C

The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in April: 5.5°C

The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is February (2.1°C).

Average rainfall in April - London, United Kingdom
  • Average rainfall in April: 43.7mm

The wettest month (with the highest rainfall) is October (68.5mm).
The driest month (with the lowest rainfall) is February (40.9mm).

Average rainfall days in April - London, United Kingdom
  • Average rainfall days in April: 9.1 days

The month with the highest number of rainy days is January (11.1 days).
The month with the lowest number of rainy days is August (7.5 days).

Average daylight in April / Average sunshine in April - London, United Kingdom
  • Average daylight in April: 13.9h

The month with the longest days is June (Average daylight: 16.5h).
The month with shortest days is December (Average daylight: 7.9h).

  • Average sunshine in April: 5.6h

Months with most sunshine are June and July (Average sunshine: 6.8h).
The month with least sunshine is December (Average sunshine: 1.7h).

Average UV index in April - London, United Kingdom
  • Average UV index in April: 4

Months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 0).