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The Weather in London in July

Updated: May 8, 2023

This post covers the weather in July in London, including average temperatures, rainfall, and tips on what to wear and things to do.

Let's take a look!


During July, expect daytime high temperatures to average in the low 20s C (70s F) early in the month warming up to 23-24 C (the mid-70s F) near the end of the month.

A few of the warmer afternoons will reach up into the mid-80s (28-30 C) while a couple of the cooler days will see afternoon temperatures only climbing into the low to mid-60s (17-18C).

London Weather in July

Early morning low temperatures during July range from 13-14 C (low-mid 50s F) early in the month to near 15-16 C (60F) towards the end of the month.

A couple of the colder nights or mornings can dip down into the low to mid-50s F (10-12C)


During July, there is ample daylight to explore this historic city ranging from about 16.5 hours on July 1st to about 15.5 hours on the 31st.

Skies will be clear or at least partly sunny on 17-18 days this month.

About 14 days will have some rain, however, only about 6 of these days will record 1mm (0.04 inches) or more.

Wind speeds during July tend to average around 10 mph (16 kph) but occasionally can average closer to 15 mph (24 kph).


Summer in London is relatively warm but there can be several chilly evenings and mornings.

What to Wear in July in London

Light summer clothes will do most days, however, best to pack a light jacket or sweater for those chilly evenings and morning.

Always remember to bring a pair or two of good walking shoes so you can join us on a walking tour of London!


Below is our top 10 list of things to do in July in London.

Read our full post on things to do this month in London as well as our post on things to do any time in London, for more ideas. 

And if you are planning on visiting many of London’s top attractions, then you should consider a tourist attraction discount pass as you could save up to 55% of retail ticket prices to tours, attractions, and restaurants.

  1. Attend a Music Festival
  2. See Shakespeare in Regent’s Park
  3. Tour the State Rooms at Buckingham Palace
  4. Take a cruise along the Thames
  5. Go to the free River Stage Festival
  6. Enjoy a West End musical
  7. Discover the foods of London
  8. Watch the Changing of the Guard
  9. Have a picnic with a skyline view
  10. Take a Royal Westminster Tour

If you are coming at the start or end of the month, you may want to read our posts on London weather in June and August.

About The Author

Fred Pickhardt

Fred is a marine meteorologist and sailed briefly with American Export Lines in the Far East trade. He has extensive experience in weather analysis, weather forecasting, and forensic weather event reconstructions. Fred founded Ocean Weather Services and currently provides forensic marine weather reports to the maritime industry.
Updated: May 8th, 2023
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