Average percent of sunshine in Heathrow

The mean percent of sunhours during the day in Heathrow (), the United Kingdom.

The sun shines on average 45.0% in August making it the most sunny month.
On average, December has the lowest percentage of sunshine with 21.0%.

Forecast: is it sunny in Heathrow?

Wed Dec 11

7°C | 5°C

14 km/h

overcast and no rain

hourly forecast

Thu Dec 12

9°C | 5°C

7 km/h

0.3 mm

overcast and slight rain

hourly forecast

Fri Dec 13

8°C | 5°C

7 km/h

partly cloudy and no rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Heathrow.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Travel Inspiration

10 cities you should definitely visit in the UK

Discover the top 10 most fun and alternative cities in the UK, rich in art, culture, and adventure. Explore vibrant neighborhoods and unique places.

Hike the South West Coast Path

The South West Coast Path means breathtaking nature, kind people and delicious food everywhere you go. It is an unforgettable experience and you need to add it to your bucket list.

Welcome to Totnes, the hidden treasure of South Devon

Totnes is a place where historical richness fuses effortlessly with a vibrant alternative culture and breathtaking natural surroundings. The town pulses with an amazing community spirit that you'll feel around every corner.

London's coolest neighborhoods you'll want to visit

Discover the 6 coolest neighborhoods in London for your trip! Explore vibrant Shoreditch, lively Soho, alternative Camden, and many more.