May is one of the best times to be in London. The city shakes off the last of winter, parks burst into colour, and the events calendar fills up fast. In 2026, there’s even more reason to plan ahead: London gets two bank holidays in May, the Early May Bank Holiday on Monday 4 May and the Spring Bank Holiday on Monday 25 May.
That means two long weekends to explore, unwind, and experience the capital at its liveliest.
If you’re wondering how to make the most of it, here’s a curated guide to the best things to do in London in May 2026.
Having two bank holidays in one month is rare, and London takes full advantage. Across both long weekends, you can expect:
If you’re planning ahead, it’s worth booking tickets early as many events sell out quickly.
You can browse bank holiday events and book experiences here: https://www.designmynight.com/london/whats-on/may-bank-holiday-events-in-london
May is peak flower season, and London transforms into one of Europe’s most colourful cities.
The highlight is the world-famous RHS Chelsea Flower Show, where award-winning garden designs and floral displays take over Chelsea. Alongside it, neighbourhood festivals like Chelsea in Bloom and Belgravia in Bloom offer free, themed floral installations across streets and shopfronts.
These events are ideal for a relaxed day out, whether you’re strolling, taking photos, or simply enjoying the atmosphere.
More information and tickets: https://www.rhs.org.uk/shows-events/rhs-chelsea-flower-show
As the weather improves, London’s cultural scene moves outdoors. The Regent’s Park Open Air Theatre returns in May, offering a unique setting for theatre under the sky.
From Shakespeare classics to contemporary productions, it’s one of the most memorable ways to enjoy a performance in the city.
Browse shows and book tickets: https://openairtheatre.com
May marks the start of London’s festival season. Across the city, you’ll find a mix of music, food, and cultural events.
Popular highlights typically include:
These events bring together top artists, food vendors, and large crowds, creating a lively festival atmosphere across London’s parks and venues.
Brunch culture reaches its peak during the May bank holidays. London offers everything from laid-back bottomless brunches to high-energy themed events.
Some standout experiences include:
Explore and book tickets: https://www.designmynight.com/london/whats-on/may-bank-holiday-events-in-london
Whether you’re celebrating with friends or planning a weekend outing, these events combine food, music, and entertainment in one place.
With longer days and warmer evenings, May is ideal for exploring London’s rooftops.
The Sky Garden is one of the most popular options, offering panoramic views of the city alongside restaurants and events. Entry is free, but booking in advance is essential.
Reserve your spot here: https://skygarden.london
Rooftop bars and terraces across the city also reopen fully in May, making it the perfect time to enjoy sunset views.
If you’re looking for something beyond the usual tourist attractions, London offers a range of immersive and unique experiences.
Options include:
These experiences are particularly popular for groups, dates, or special occasions.
Sometimes the best way to enjoy London in May is the simplest. The city’s parks are at their best, with fresh greenery and comfortable temperatures.
Top choices include:
Add in riverside walks, outdoor markets, and pub gardens, and you have everything you need for a classic London spring day.
May is also a great month for families, especially with the half-term period aligning with the Spring Bank Holiday.
Family-friendly options include:
Many attractions run special programmes during this time, making it easier to plan a full day out.
London in May offers a rare combination of great weather, packed events, and a relaxed atmosphere. With two bank holidays in 2026, there’s even more opportunity to explore everything the city has to offer.
Whether you’re visiting for the first time or rediscovering it as a local, May is the moment to experience London at its most vibrant.
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