Weather | 9–15°C (48–59°F), mixed, showers likely | 12–18°C (54–64°F), mild, comfortable, occasional rain | 15–21°C (59–70°F), warmer, longest days, occasional heat spikes |
Crowds | Moderate, heavier over Easter weekend | Moderate, high on bank holidays and Chelsea week | High, especially late June as Wimbledon starts |
Atmosphere | Early spring, tulips, lighter but still jacket weather | Green, social, terrace season, long evening walks | Full summer build-up, busier streets, more outdoor events |
Key events | Easter weekend, London Marathon in late April | Chelsea Flower Show, Chelsea in Bloom, FA Cup Final | Trooping the Colour, Royal Ascot, Wimbledon from June 29, 2026 |
Public holidays | Good Friday and Easter Monday can reshape opening hours | Early and late May bank holiday periods affect crowd patterns | No May-style bank holiday pressure, but event-driven peaks |
Budget | Often slightly cheaper than May outside Easter | Mid-range, with short sharp spikes on event weeks | Higher, especially for central stays and big-ticket attractions |
Best for | Museum-heavy trips, spring gardens, lighter crowds | Balanced first trips, garden lovers, long walking days | Outdoor planners, big-event travellers, longest daylight |
Book early? | Easter hotels and marathon weekend, yes | Chelsea week, bank holidays, West End weekends, yes | Wimbledon, Ascot, prime hotels, absolutely |
Transport tips | Marathon road closures in late April | Bank holiday rail works can appear; check weekend engineering notices | More airport pressure and heavier visitor traffic across central lines |