- January 5°CWeather21Crowds79Affordability87
- February 6°CWeather24Crowds75Affordability87
- March 8°CWeather29Crowds80Affordability84
- April 10°CWeather42Crowds80Affordability83
- May 14°CWeather68Crowds80Affordability83
- June 17°CWeather81Crowds80Affordability83
- July 19°CWeather88Crowds64Affordability81
- August 18°CWeather83Crowds63Affordability85
- September 16°CWeather74Crowds86Affordability92
- October 12°CWeather52Crowds77Affordability94
- November 8°CWeather24Crowds95Affordability97
- December 7°CWeather22Crowds86Affordability80
| Month | Avg temp | Weather | Crowds | Affordability |
|---|---|---|---|---|
| January | 5°C | | | |
| February | 6°C | | | |
| March | 8°C | | | |
| April | 10°C | | | |
| May | 14°C | | | |
| June | 17°C | | | |
| July | 19°C | | | |
| August | 18°C | | | |
| September | 16°C | | | |
| October | 12°C | | | |
| November | 8°C | | | |
| December | 7°C | | | |
Higher is better on all three: clearer weather, quieter streets, cheaper to be there.
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New Year's Eve fireworks · Jan 1-7 · holiday
London's New Year fireworks on the Thames - Westminster locked down, tube on reduced runs, hotels at peak rates.
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Ramadan · Feb 12 – Feb 18 · religious
The month of daytime fasting - quieter daylight hours, then streets and tables come alive after sunset for iftar.
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Eid al-Fitr · Mar 19-25 · religious
The joyful close of Ramadan - new clothes, feasting and visiting; one of the warmest, busiest weeks of the year.
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Easter · Mar 26 – Mar 8 · religious
Holy Week into Easter - processions and quiet reflection give way to a celebratory weekend.
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London Marathon · Apr 23-29 · sport
40,000 runners across central London - streets closed from morning, crowds along the entire route.
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Chelsea Flower Show · May 21-27 · festival
Five days of garden design - the British horticultural calendar's main event; SW3 hotels at premium.
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Eid al-Adha · May 21 – Jun 3 · religious
The festival of sacrifice - a major public holiday of communal prayers and shared feasts.
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Trooping the Colour · Jun 11-17 · festival
The King's official birthday parade - the Mall and Buckingham Palace lined deep with crowds.
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Wimbledon · Jul 2 – Jul 15 · sport
Two weeks of strawberries and tennis - SW19 packed, but the city beyond is its summer best.
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London Pride · Jul 2-8 · festival
The UK's biggest Pride parade - Soho takes over, a million attendees, weeks of fringe events around it.
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Heatwaves on the Underground · Jul 16 – Aug 5 · holiday
Few places have AC and tube carriages can hit 35°C - heatwaves are short but exhausting in a city not built for them.
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Notting Hill Carnival · Aug 27-Sep 2 · festival
Europe's biggest street party - a million people, sound systems on every corner, the city wide open for a weekend.
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Bonfire Night · Nov 5-11 · holiday
Guy Fawkes Night - fireworks displays in every park; Battersea and Alexandra Palace draw the biggest crowds.
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Diwali · Nov 5-11 · festival
The festival of lights - rows of diyas, fireworks and sweets; the brightest, most celebratory week of the Hindu year.
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Christmas markets & lights · Nov 26 – Nov 31 · religious
Oxford Street lights, Hyde Park Winter Wonderland, ice rinks at Somerset House and the Tower - cold, beautiful, expensive.
a reason to go mixed worth knowing about
Sources: Open-Meteo · Open-Meteo Air Quality · Google Trends · Google Flights · Religious calendar · Wikivoyage · Nager.date · manual curation
Last updated 2026-06-01