London Climate and Average Weather
Climate of London: average temperatures, rainfall and seasons month by month.
Climate in London 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° | 3,5 in | ★★★☆☆ |
| February | 50° | 41° | 3,3 in | ★★★☆☆ |
| March | 54° | 41° | 1,6 in | ★★★★☆ |
| April | 61° | 45° | 1,3 in | ★★★★☆ |
| May | 68° | 51° | 1,8 in | ★★★★☆ |
| June | 73° | 56° | 2,0 in | ★★★★★ |
| July | 76° | 60° | 2,2 in | ★★★★☆ |
| August | 74° | 58° | 1,0 in | ★★★★★ |
| September | 69° | 54° | 3,8 in | ★★★★☆ |
| October | 61° | 49° | 3,1 in | ★★★★☆ |
| November | 52° | 43° | 3,0 in | ★★★☆☆ |
| December | 49° | 42° | 2,5 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Recent extremes in London
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How London compares with nearby places
Annual averages, and the difference against London.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| River Thames | 0 mi | 54°F | about the same | 29 in |
| London Gatwick Airport | 25 mi | 53°F | 33°F cooler | 32 in |
| Kent | 32 mi | 53°F | 33°F cooler | 29 in |
| Sussex | 43 mi | 53°F | 33°F cooler | 34 in |
| Brighton | 47 mi | 54°F | about the same | 38 in |
Climate by attraction in London
3 attractions mapped in this atlas
Climate by airport in London
1 airports mapped in this atlas
Climate by district in London
7 districts and neighborhoods mapped in this atlas
Best time to visit London
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
Today is slightly cooler than average for August. The forecast high of 70°F is 3.4°F below the 74°F typical for this month.
A 31% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
No weather-related travel disruption is expected today. Roads and airports should run normally.
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 - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
London is a city in Greater London. London is known for Big Ben, museums, West End theatre. It has a population of about 8.9 million.
Right now it is 70°F (21°C) in London with overcast. It feels like 64°F. Today runs from 58°F to 70°F. Chance of precipitation is 31%. Sightseeing conditions score 8.8/10 - excellent - go now.
The best time to visit London 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 76°F, while January is the coldest with lows near 36°F.
The closest major airport is London Heathrow Airport (LHR), about 14 mi away. Nearby highlights include Big Ben and the Houses of Parliament, British Museum, Tower of London and River Thames.
In plain terms. Today is slightly cooler than average for August. The forecast high of 70°F is 3.4°F below the 74°F typical for this month. The best window to be outside is roughly 2 PM to 5 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in London today at 9.3/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about London
| Type | City |
|---|---|
| County | Greater London |
| Country | United Kingdom |
| Continent | Europe |
| Coordinates | 51°30′26.6″N 0°7′40.1″W (51.5074, -0.1278) |
| Population | 8.900.000 |
| Known for | Big Ben, museums, West End theatre |
| Local time | 5:01 PM (UTC+01:00) |
| Best months | May, June, July and August |
| Climate | Temperate |
Weather map for London
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
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?
London is a city in Greater London. Its coordinates are 51.5074, -0.1278. It lies in Europe.
What is the weather like in London right now?
It is currently 70°F (21°C) with overcast. Humidity is 34% and wind is 7 mph.
When is the best time to visit London?
May, June, July and August offer the most comfortable conditions in London, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is London in?
London observes Europe/London (UTC+01:00). The local time is 5:01 PM.
How many people live in London?
London has a population of approximately 8.9 million.
What is the nearest airport to London?
The closest airports are London Heathrow Airport (LHR), 14 mi away, London Gatwick Airport (LGW), 25 mi away and Paris Charles de Gaulle Airport (CDG), 209 mi away.
What are the top things to do in London?
Popular options include Big Ben and the Houses of Parliament, British Museum, Tower of London, River Thames, Stonehenge, Avebury and Associated Sites and Stonehenge.
What places are in London?
London covers 11 places in this atlas, including Big Ben and the Houses of Parliament, British Museum, London Heathrow Airport, Tower of London, Camden and Greenwich.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - 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 21, 2026 at 5:01 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
