London weather forecast monthly & daylight hours help to plan when is the best time to visit London.  Get an idea about the weather in Winter (December, January, February), Spring (March, April, May), Summer (June, July, August) or Autumn (September, October, November)

London Weather is very much unpredictable but here you will get an idea about the weather. Considering the weather, you can decide what items pack for.

Broadly Summer period i.e. April to Sepetmber particularly June, July August are the best months to visit London. Weather is pleasant and daylight stays up to 18 hours.

There are 3 funny words appropriate to London’s life and culture. These are 3W i.e Weather, Wife and Wealth. It is said not to believe 3W especially with regards to the weather. London weather is in constant change.

London weather forecast monthly (temperature) in a graph

Our graph clearly shows you the pattern of London weather. The monthly high and low-temperature chart shows you the month-wise minimum & maximum temperatures. The other chart on day-light hours gives you an idea in which month you will get daylight for a longer period so that you can stay outside more.

London Weather: Monthly high and low temperature:

londonvisit-touristguide-Forecast London weather-best time to visit London-temperature
London Weather: Best Time to Visit London-Temperature

January February November December is really the cold 4 months. The minimum and maximum temperatures are 2-degree Celsius and 8-degree Celsius respectively. Sometimes it goes down to minus. 

Temperature picks up from March. Three months June July August have the highest temperature. Minimum and maximum temperatures are 12-degree Celsius and 21 Celsius. Sometimes it goes up to 30-degree Celsius. June July August are the perfect summertime.

The temperature starts to fall in September. But next 2 months like September October are manageable to visit the city.

London weather: monthly daylight hours

Daylight is also an additional factor in considering the time of London visit. The longer you get the daylight, the more you can stay outside and enjoy the London city. In full summer, a day starts at 04.30am and the Sunsets at 10.00pm i.e. nearly 18 hours of daylight.

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London Weather: Best time to visit London-daylight hours

In the months of January February November December, the daylight stays 7 hours to 10 hours. Most of the time of the day is gloomy dark and has cold wind. March to October i.e. 8 months have good daylight from 11 hours to 18 hours. Especially May June July August have the longest daylight.

When you have a long day, you can enjoy London more with hop on hop off or open-top bus service. The LondonPass ticket also gives you a chance to see the 80 plus more attractions with free city sightseeing bus & River Cruise.

A general overview of London Weather

London has a moderate temperate climate with all four seasons. There have been no extremes of temperature. The weather is a couple of degrees warmer than the outside of the city and is one of the warmest places in the UK.


Summer starts in June. It lasts till mid-September. As the weather is totally unpredictable, tourists may experience a week of continuous rain, a week of wonderful sunshine with a maximum temperature of 30°C.


Autumn comes in mid-September and lasts up to November. The season is full of a pleasant temperature.  During October things are beginning to cool.  However, 11°C to 20°C is very much possible during this season


Winter, from December to February, remains cold in London. The average temperature in the winter stays at 5°C, with a maximum of 9°C and minimums 2°C. However, the winter temperature can often drop to 0°C.


Like summer, spring is a season of unpredictable weather. The weather in this period can be chilly, damp and grey or can be sunny with a pleasant temperature. It starts in March and ends in May. The temperature remains with a maximum of 18°C and a minimum of 6°C.

London weather forecast

We suggest visiting the website of London weather BBC or UK Government Met Office to forecast weather for specific date & time. They provide a wide range of weather forecasts and warnings for today’s, tomorrow’s, next 7 days, next 15 days, next 30 days or a specific period of time.

Meantime, you have an idea about the London weather pattern and when to visit London. Visit the UK Visa page on how to get a visitor visa. Download also some Maps & Guide prior to visiting London.

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