What to do in London on a rainy day

London's free national museums are the strongest rainy-day answer: no ticket, no booking risk, and enough to fill a whole afternoon. South Kensington puts three of them within a five-minute walk of each other, so you can switch if one is crowded.

If you want something paid and indoor, choose one anchor attraction and book a timed slot in advance. On wet weekends the popular ones sell out, and turning up without a ticket is how a rainy day turns into a queue.

The free-museum cluster sits in South Kensington, west of the centre. The British Museum and the National Gallery are a short walk apart in Bloomsbury and Trafalgar Square, so you can pair them in one wet afternoon. Tate Modern and Borough Market sit on the south bank, reachable on foot from London Bridge.

All of these are on Tube lines, so you rarely need more than one change. Contactless payment covers Tube, bus and most rail within London.

Layer up rather than carrying one heavy coat: London rain is often light and intermittent, and indoor spaces are warm. A small umbrella and a waterproof bag cover most days.

Museums are busiest from late morning to mid-afternoon on wet weekends. Arriving at opening or after 15:00 usually means shorter queues. Free museums often run timed entry on busy days, so check before you travel.

If you are travelling with children, the Science Museum and the Natural History Museum handle a wet afternoon better than a gallery. For a quieter option, smaller specialist museums charge a modest entry fee and are rarely crowded.

London rain is spread across the year, but the wettest and greyest stretch tends to run from October to February, while May to September is usually drier and warmer. Rain in summer often arrives as a short shower, so waiting it out in a café is a real option.

December is the busiest indoor season because of lights, markets and Christmas shopping; book anything paid well ahead. Weekday mornings are the calmest time for the big free museums in any month.

Most of the picks sit within Zone 1 and are reachable by Tube, bus or a short walk. South Kensington, Tottenham Court Road, Charing Cross, London Bridge and Southwark all serve the list above.

Pay with a contactless bank card or phone on entry and exit; fares are capped daily. Buses are cheaper per journey and stay above ground, which is useful when Tube lines are disrupted.