London Weather in July: Climate, Temperature & Travel Tips
Avg 18.5°C · 55mm rain — July is summer in London.
- Avg high
- 22.7 °C
- Avg low
- 14.1 °C
- Avg
- 18.5 °C
- Precipitation
- 55 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
July in London, United Kingdom brings summer conditions: average temperature 18.5°C, average high 22.7°C, average low 14.1°C. Monthly rainfall averages 55mm, making it a drier time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light layers (long sleeves + light jacket for evenings)
- Comfortable walking shoes
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in July
Pros:
- Pleasant temperatures for walking and outdoor sightseeing
- Low rainfall — minimal disruption to outdoor plans
Cons:
- Peak season — expect higher prices and more crowds
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 July 18.5°C
- 2 August 17.7°C
- 3 June 16.5°C
- 1 January 4.8°C
- 2 February 5.7°C
- 3 December 6.5°C
FAQ
01 What is the average temperature in London in July? +
The average is 18.5°C, with a high of 23°C and a low of 14°C.
02 What is London like to visit in July? +
It is summer in London, which is ideal for outdoor exploration.
03 Does it rain often in London during July? +
Average rainfall is 55mm, which is low.
04 What should I pack for London in July? +
Light layers (long sleeves + light jacket for evenings); Comfortable walking shoes.
05 Is July a peak travel season for London? +
Generally yes — book accommodations and flights well in advance.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17