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Best time to visit London, England

Our verdict

The best time to visit London is May-October

London can be visited year-round, but based on the ideal climate conditions, cost of travel, and avoiding peak holiday periods, May-October is the best time to go.

The warmest month of the year in London is July, where the average temperature gets to around 22℃ (72℉), but temperatures can reach as high as 27℃ (80℉) on the hottest days in summer. The weather at night in the winter, which is around January-time, can get down to a minimum of -1℃ (31℉).

If you want to get the most out of your time visiting London, or you’re just afraid of the dark, the days in July are usually the longest between sunrise and sunset. To stay dry, avoid travelling to London in June – It’s the wettest month of the year.

Keep reading to find out more detailed information about the seasons and climate in London, as well as our favourite tools to help you find the best options for transport, accommodation, and much more.

Warmest month

July

Least rainfall

April

Most daylight

July

London seasons

Before you continue, it’s important to know when the seasons are in London as they might be different to yours depending on where in the world you’re travelling from. London is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in London

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in London for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

London climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in London for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

London in January

  • Average temperature: 4℃ (40℉)
  • Average high temperature: 7℃ (44℉)
  • Average low temperature: 2℃ (36℉)
  • Average humidity: 87%
  • Average sunny days: 17 days
  • Average rainfall: 23mm (1") over 11 days
  • Average snow days: 2 days
17 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to London in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


London in February

  • Average temperature: 5℃ (41℉)
  • Average high temperature: 8℃ (46℉)
  • Average low temperature: 3℃ (37℉)
  • Average humidity: 84%
  • Average sunny days: 15 days
  • Average rainfall: 30mm (1") over 11 days
  • Average snow days: 3 days
15 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to London in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


London in March

  • Average temperature: 7℃ (45℉)
  • Average high temperature: 11℃ (51℉)
  • Average low temperature: 4℃ (39℉)
  • Average humidity: 80%
  • Average sunny days: 16 days
  • Average rainfall: 24mm (1") over 12 days
  • Average snow days: 1 days
16 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to London in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


London in April

  • Average temperature: 10℃ (50℉)
  • Average high temperature: 14℃ (58℉)
  • Average low temperature: 6℃ (42℉)
  • Average humidity: 76%
  • Average sunny days: 15 days
  • Average rainfall: 22mm (1") over 13 days
15 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to London in April, make sure you pack a warm jacket or coat.


London in May

  • Average temperature: 12℃ (54℉)
  • Average high temperature: 17℃ (62℉)
  • Average low temperature: 8℃ (46℉)
  • Average humidity: 77%
  • Average sunny days: 14 days
  • Average rainfall: 28mm (1") over 14 days
14 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to London in May, make sure you pack a warm jacket or coat.


London in June

  • Average temperature: 15℃ (60℉)
  • Average high temperature: 20℃ (67℉)
  • Average low temperature: 11℃ (51℉)
  • Average humidity: 77%
  • Average sunny days: 13 days
  • Average rainfall: 41mm (2") over 15 days
13 days
of pure sunshine
15 days
of showers or rain

What to pack: If you’re heading to London in June, make sure you pack a warm jacket or coat.


London in July

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 22℃ (72℉)
  • Average low temperature: 13℃ (56℉)
  • Average humidity: 73%
  • Average sunny days: 13 days
  • Average rainfall: 35mm (1") over 16 days
13 days
of pure sunshine
16 days
of showers or rain

What to pack: If you’re heading to London in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


London in August

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 22℃ (71℉)
  • Average low temperature: 14℃ (57℉)
  • Average humidity: 73%
  • Average sunny days: 16 days
  • Average rainfall: 29mm (1") over 12 days
16 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to London in August, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


London in September

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 19℃ (66℉)
  • Average low temperature: 11℃ (52℉)
  • Average humidity: 76%
  • Average sunny days: 18 days
  • Average rainfall: 26mm (1") over 10 days
18 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to London in September, make sure you pack a warm jacket or coat.

London in October

  • Average temperature: 12℃ (54℉)
  • Average high temperature: 15℃ (59℉)
  • Average low temperature: 9℃ (48℉)
  • Average humidity: 82%
  • Average sunny days: 17 days
  • Average rainfall: 29mm (1") over 12 days
17 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to London in October, make sure you pack a warm jacket or coat.


London in November

  • Average temperature: 8℃ (46℉)
  • Average high temperature: 10℃ (51℉)
  • Average low temperature: 6℃ (43℉)
  • Average humidity: 86%
  • Average sunny days: 15 days
  • Average rainfall: 34mm (1") over 13 days
15 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to London in November, make sure you pack a warm jacket or coat.


London in December

  • Average temperature: 6℃ (42℉)
  • Average high temperature: 8℃ (46℉)
  • Average low temperature: 4℃ (38℉)
  • Average humidity: 88%
  • Average sunny days: 18 days
  • Average rainfall: 37mm (1") over 11 days
  • Average snow days: 1 days
18 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to London in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Top FAQs

The hottest month of the year in London is usually July, where temperatures tend to rise to around 22℃ (72℉) in the middle of the day or early afternoon.
The month with the least amount of rain in London is generally around April. The dry season often coincides with cooler weather, so you should check the temperatures in April first to make sure it’s still a good time to go.
The rainiest time of year in London is generally around June, although the wetter season can sometimes extend a few months either side of June too.
If you want to get the most out of your time visiting London, or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

London map

Things to do when you’re in London