Hottest (avg)
#2 / 12
London in August
August weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 15h
What to expect
As summer continues, August brings, where conditions remain fairly consistent. Thermometers typically reach 22°C / 71°F, with evenings cooling to 14°C / 56°F.
Skies are often overcast, and you should be prepared for regular rainfall (approx. 14 wet days). Long days provide about 14.5 hours of light, giving you plenty of time for evening wandering.
August in context
How it compares to the rest of the year in London.
Wettest (avg)
#4 / 12
Daylight Hours
#4 / 12
Windiest (avg)
#12 / 12
Highest UV
#4 / 12
Most Humid
#9 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 14.5 hours
- UV index (max)
- 6
- Typical sun hours
- 04:47 – 19:20
Rain & Snow
- Total
-
- Rainy days
- 14
- Cloud cover
- 64%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 74%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is August a good time to visit London?
Typical August days in London reach highs of 22°C (72°F) with nights around 13°C (55°F). It usually feels mild by day and cool after dark. Overall, August sits in the middle of the London climate range.
What are temperatures like in August?
Daytime temperatures in August typically peak near 22°C (72°F), while nights drop to around 13°C (55°F). Expect mild afternoons and cool evenings.
How much does it rain in August?
Rainfall in August averages 59 mm (2.3 in) across roughly 14 days. Overall it is a quite rainy time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in August?
You can expect about 15 hours of daylight in August. Sunrise is typically around 04:47 and sunset near 19:20. You get long days with comfortable amounts of daylight.
Does the weather change during August?
August usually begins milder and cools down as the month goes on, so late-August can feel more like the next month.
How strong is the sun in August?
UV levels are often high (around 6). Regular sunscreen and a hat are recommended.
Is it windy in August?
In August, average wind speeds are around 13 km/h (8 mph), with gusts on the windiest days reaching about 52 km/h (32 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.