London weather in August
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
London August weather at a glance
In August, London averages 18.8°C, with typical highs of 23.3°C and lows of 14.4°C. The historical average is 7 wet days and 68% humidity.
London August temperature & humidity
London August rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in London in August
T-shirts or long sleeves with one light outer layer should be comfortable.
- DaytimeLong sleeves and a light jacket · average high 23.3°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 14.4°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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London August sunrise & sunset times
2026 August · Local time (Europe/London)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-08-01 | 05:24 | 20:49 | 15h 24m |
| 2026-08-15 | 05:46 | 20:23 | 14h 37m |
| 2026-08-31 | 06:11 | 19:49 | 13h 38m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit London
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
August weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is London weather like in August?
In August, London averages 18.8°C, with typical highs of 23.3°C and lows of 14.4°C. The historical average is 7 wet days and 68% humidity. Our weather-comfort rating for this month is excellent.
Does it rain a lot in London in August?
There are about 7 wet days in August. A compact umbrella is still useful.
What should I wear in London in August?
T-shirts or long sleeves with one light outer layer should be comfortable.
What are the best months to visit London?
Recent weather data rates May, June, July, August among the more comfortable months.
Where can I check London weather in August in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in London in August?
On 2026-08-15, calculated sunrise is 05:46 and sunset is 20:23 in local time (Europe/London). Times vary by date and terrain.
London weather by month
More Europe destinations in August
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations