London Weather Year-Round — Best Time to Visit
London, United Kingdom has cool weather year-round. The best time to visit is July (score: 79/100). Annual average high: 14.3°C, total rainfall: 647mm.
When is the best time to visit London?
79
July is the best month to visit London with a travel score of 79/100 (Good).
Expect highs of 21.9°C, 10 rain days, and 11.3 hours of daily sunshine.
View July weather details →Travel Score by Month
42
Jan
48
Feb
55
Mar
65
Apr
71
May
77
Jun
79
Jul
79
Aug
72
Sep
58
Oct
49
Nov
43
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in London each month?
14.3°C
Avg High
7.3°C
Avg Low
647mm
Annual Rain
How much rain does London get?
London receives 647mm of rain annually. The wettest month is typically October with 63mm, while April is the driest.
Monthly Weather Overview
January
42
7°C
Low: 2°C
11 rain days
Mixed
February
48
8°C
Low: 2°C
10 rain days
Mixed
March
55
11°C
Low: 3°C
10 rain days
Mixed
April
65
14°C
Low: 5°C
10 rain days
Good
May
71
17°C
Low: 8°C
10 rain days
Good
June
77
20°C
Low: 11°C
9 rain days
Good
July
Best time to visit79
22°C
Low: 14°C
10 rain days
Good
August
79
22°C
Low: 14°C
9 rain days
Good
September
72
19°C
Low: 11°C
9 rain days
Good
October
58
15°C
Low: 9°C
11 rain days
Mixed
November
49
11°C
Low: 5°C
11 rain days
Mixed
December
43
8°C
Low: 3°C
11 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31