London Heathrow Airport Climate and Average Weather
Climate of London Heathrow Airport: average temperatures, rainfall and seasons month by month.
Climate in London Heathrow Airport month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 45° | 36° | 3,7 in | ★★☆☆☆ |
| February | 50° | 40° | 3,5 in | ★★★☆☆ |
| March | 54° | 40° | 1,9 in | ★★★☆☆ |
| April | 61° | 44° | 1,1 in | ★★★★☆ |
| May | 67° | 51° | 2,0 in | ★★★★☆ |
| June | 73° | 56° | 1,9 in | ★★★★★ |
| July | 77° | 59° | 2,2 in | ★★★★☆ |
| August | 74° | 57° | 1,1 in | ★★★★★ |
| September | 68° | 54° | 3,7 in | ★★★★☆ |
| October | 60° | 49° | 3,3 in | ★★★★☆ |
| November | 52° | 42° | 3,2 in | ★★★☆☆ |
| December | 49° | 42° | 2,7 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Recent extremes in London Heathrow Airport
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How London Heathrow Airport compares with nearby places
Annual averages, and the difference against London Heathrow Airport.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Notting Hill | 11 mi | 54°F | about the same | 29 in |
| Kensington | 12 mi | 54°F | about the same | 29 in |
| Soho | 14 mi | 54°F | about the same | 29 in |
| Camden | 14 mi | 54°F | about the same | 29 in |
| River Thames | 14 mi | 54°F | about the same | 29 in |
Best time to visit London Heathrow Airport
Go in May, June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for London Heathrow Airport
Today is about average for August. The forecast high of 74°F is in line with the 74°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
Gusts to 34 mph will push high-sided vehicles on exposed roads and bridges.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 60°F.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 34 mph.
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
London Heathrow Airport is an airport in London. London Heathrow Airport (LHR) is a commercial airport.
Right now it is 63°F (17°C) in London Heathrow Airport with clear. It feels like 59°F. Today runs from 57°F to 74°F. Chance of precipitation is 0%. Sightseeing conditions score 9.6/10 - excellent - go now.
The best time to visit London Heathrow Airport is May, June, July and August. The climate is temperate. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 77°F, while January is the coldest with lows near 36°F.
The closest major airport is London Gatwick Airport (LGW), about 25 mi away. Nearby highlights include River Thames, Big Ben and the Houses of Parliament, British Museum and Tower of London.
In plain terms. Today is about average for August. The forecast high of 74°F is in line with the 74°F typical for this month. The best window to be outside is roughly 5 PM to 8 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in London Heathrow Airport today at 9.6/10. Gusts to 34 mph will push high-sided vehicles on exposed roads and bridges.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about London Heathrow Airport
| Type | Airport |
|---|---|
| City | London |
| Country | United Kingdom |
| Continent | Europe |
| Coordinates | 51°28′12″N 0°27′15.5″W (51.47, -0.4543) |
| IATA code | LHR |
| Local time | 12:57 AM (UTC+01:00) |
| Best months | May, June, July and August |
| Climate | Temperate |
Weather map for London Heathrow Airport
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore London Heathrow Airport
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is London Heathrow Airport?
London Heathrow Airport is an airport in London. Its coordinates are 51.47, -0.4543. It lies in Europe.
What is the weather like in London Heathrow Airport right now?
It is currently 63°F (17°C) with clear. Humidity is 62% and wind is 7 mph.
When is the best time to visit London Heathrow Airport?
May, June, July and August offer the most comfortable conditions in London Heathrow Airport, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is London Heathrow Airport in?
London Heathrow Airport observes Europe/London (UTC+01:00). The local time is 12:57 AM.
What is the nearest airport to London Heathrow Airport?
The closest airports are London Gatwick Airport (LGW), 25 mi away, Paris Charles de Gaulle Airport (CDG), 216 mi away and Paris Orly Airport (ORY), 227 mi away.
What are the top things to do in London Heathrow Airport?
Popular options include River Thames, Big Ben and the Houses of Parliament, British Museum, Tower of London, Stonehenge and Stonehenge, Avebury and Associated Sites.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (airports) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 24, 2026 at 12:57 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
