Best months
June, July, and August
Warmest month
July, 23°C
Wettest month
November, 84 mm
London weather by month
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 7°C / 2°C | 77 mm · 9 days | Cold |
| February | 8°C / 2°C | 57 mm · 7 days | Cold |
| March | 11°C / 3°C | 43 mm · 6 days | Cold |
| April | 15°C / 6°C | 41 mm · 5 days | Fair |
| May | 17°C / 9°C | 59 mm · 7 days | Fair |
| June | 21°C / 11°C | 58 mm · 6 days | Great |
| July | 23°C / 13°C | 58 mm · 7 days | Great |
| August | 21°C / 13°C | 75 mm · 8 days | Great |
| September | 19°C / 11°C | 55 mm · 5 days | Good |
| October | 15°C / 9°C | 69 mm · 7 days | Fair |
| November | 11°C / 5°C | 84 mm · 9 days | Cold |
| December | 8°C / 3°C | 69 mm · 9 days | Cold |
London by season
Spring
London blooms spectacularly—cherry blossoms in parks, daffodils everywhere, and the city shaking off gray winter. Chelsea Flower Show crowns the season, and outdoor dining returns.
- + Parks in bloom
- + Pleasant weather (11-17°C)
- + Chelsea Flower Show (May)
- − Unpredictable showers
- − Easter crowds
Summer
London at its best—long days, outdoor festivals, pub gardens full, and parks hosting open-air cinema and concerts. The downside: crowds at every attraction and hotels at peak prices.
- + Long evenings (light until 10pm)
- + Outdoor festivals and cinema
- + Pub garden season
- − Tourist crowds
- − Accommodation expensive
Autumn
London settles into cultural season—new theater productions, gallery exhibitions, and a cozy pub atmosphere as nights draw in. Parks turn golden, and tourist crowds thin.
- + Theater season begins
- + Beautiful fall colors
- + Fewer tourists
- − Increasing rain
- − Days getting shorter
Winter
Cold and dark, but London sparkles with Christmas lights, winter markets, and festive shows. January brings sales; February brings Valentine's escapes. Museums offer refuge.
- + Christmas lights and markets
- + Winter sales (January)
- + Cozy pubs
- − Cold and often rainy (3-8°C)
- − Dark by 4pm
London month by month
London in January
ColdIn January, London averages highs of 7°C and lows of 2°C, with about 9 rainy days and 77 mm of rain. It is cold, so pack warm layers.
London in February
ColdIn February, London averages highs of 8°C and lows of 2°C, with about 7 rainy days and 57 mm of rain. It is cold, so pack warm layers.
London in March
ColdIn March, London averages highs of 11°C and lows of 3°C, with about 6 rainy days and 43 mm of rain. It is cold, so pack warm layers.
London in April
FairIn April, London averages highs of 15°C and lows of 6°C, with about 5 rainy days and 41 mm of rain. Expect mixed weather, with comfortable spells.
London in May
FairIn May, London averages highs of 17°C and lows of 9°C, with about 7 rainy days and 59 mm of rain. Expect mixed weather, with comfortable spells.
London in June
GreatIn June, London averages highs of 21°C and lows of 11°C, with about 6 rainy days and 58 mm of rain. It is one of the most comfortable months for sightseeing.
London in July
GreatIn July, London averages highs of 23°C and lows of 13°C, with about 7 rainy days and 58 mm of rain. It is one of the most comfortable months for sightseeing.
London in August
GreatIn August, London averages highs of 21°C and lows of 13°C, with about 8 rainy days and 75 mm of rain. It is one of the most comfortable months for sightseeing.
London in September
GoodIn September, London averages highs of 19°C and lows of 11°C, with about 5 rainy days and 55 mm of rain. It is a good month to visit.
London in October
FairIn October, London averages highs of 15°C and lows of 9°C, with about 7 rainy days and 69 mm of rain. Expect mixed weather, with comfortable spells.
London in November
ColdIn November, London averages highs of 11°C and lows of 5°C, with about 9 rainy days and 84 mm of rain. It is cold, so pack warm layers.
London in December
ColdIn December, London averages highs of 8°C and lows of 3°C, with about 9 rainy days and 69 mm of rain. It is cold, so pack warm layers.
Top tours and experiences in London
The tours and tickets travellers book most, with ratings and reviews from Viator.
Stonehenge, Windsor Castle, Bath Day Trip & Historic Pub Lunch
4.69,104 reviews12h 30m
from €86
Check availability
Windsor Castle, Stonehenge, and Oxford Day Trip from London
4.66,003 reviews11h 30m
from €95
Check availabilityAll things to do in London →
Tours and prices from Viator, a Tripadvisor company. Prices change with your dates. We may earn a commission if you book, at no extra cost to you.
Plan your London trip
Best time to visit London: FAQ
What is the best month to visit London?+
June is the most comfortable month on average, with highs of 21°C. July and August are close behind.
What is the rainiest month in London?+
November is the wettest month, with about 84 mm of rain.
How hot does London get?+
July is the warmest month, with average highs of 23°C and lows of 13°C. The coldest nights come in February, averaging 2°C.
Averages for 2006–2025 from the HAMPSTEAD weather station (22 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.