What should you do in Chengdu on a rainy day?

The Sichuan Museum and Chengdu Museum are spacious, comfortable, and free or cheap. Chengdu Museum sits by Tianfu Square and is easy to reach on the metro; Sichuan Museum is near Huanhuaxi Park and pairs well with a long lunch. The Sanxingdui Museum is a bigger commitment but one of the best rainy-day day trips, with a covered complex and a train ride from Chengdu East. Teahouses such as Heming in People's Park are covered and cozy, though you may still need an umbrella to get there.

A cooking class is a good wet-weather activity: you stay indoors, learn about Sichuan flavors, and eat what you make. Sichuan opera is an evening option with a fixed schedule. Check opening days before you commit, since many Chinese museums close on Mondays, and book opera or class slots ahead on weekends. A mall is a serviceable fallback: Taikoo Li and IFS have restaurants, cinemas, and covered walkways.

• Sichuan Museum or Chengdu Museum
• Teahouse afternoon
• Cooking class
• Sichuan opera

Skip Qingcheng Mountain and other hiking day trips; stone steps become slippery and views disappear in mist. Leshan's cliff trail can close or become dangerous in heavy rain, and the boat may stop running in high water. Outdoor markets and old streets are less pleasant in a downpour, though Jinli and Kuanzhai have enough covered shops to tolerate a drizzle.

The Panda Base is outdoors but mostly paved. If you go, bring a rain jacket and shoes with grip. The pandas may shelter, so manage expectations. A light drizzle is fine; a storm is not. The enclosures are spread out with little cover between them, so a steady rain means a lot of walking with no dry place to wait it out.

Start with the Sichuan Museum in the morning, have a long lunch at a nearby Sichuan restaurant, and spend the afternoon in a teahouse or a mall. In the evening, book Sichuan opera or eat hotpot. Keep the geography tight: pick one area and stay there rather than crossing the city twice in traffic and rain.

If you have children, swap the museum for an indoor cooking class or a mall with entertainment. Keep the plan flexible and avoid crossing the city multiple times in the rain. A wet afternoon is a good time to book a tea tasting or a massage, both of which are easy to find in central Chengdu and require no weather planning.

• Morning museum
• Long Sichuan lunch
• Teahouse or mall afternoon
• Opera or hotpot in the evening

Chengdu's rain is often light and persistent rather than dramatic, especially in spring and autumn. Summer brings the heaviest downpours, usually in short bursts, sometimes with thunder. Winter rain is cold and raw and can make unheated rooms feel damp. The forecast is useful but not absolute; locals carry a compact umbrella most of the year and treat a gray sky as normal.

Pack a waterproof layer, quick-drying trousers, and shoes with grip. An umbrella is easy to buy locally for a low price, but a jacket is better on crowded buses and in the metro. If you are visiting during the June–August rainy season, build your itinerary around one indoor anchor per day and keep day trips flexible; train schedules and mountain access can change with the weather.