Climate Insights for Xichang

The climate in Xichang is temperate. The average annual temperature is 14°C and approximately 1252mm of precipitation falls per year. August is the wettest month, receiving around 280mm of rainfall. Xichang is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, May. The coldest months are January, December, February, when temperatures can drop to 0°C. Light snow can occur between January and December.

Temperatures in Xichang vary considerably across the year, with a 25°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 25°C with a mean of 20°C. January is the coolest month, with minimum temperatures around 0°C and an average of 6°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 5°C shift in average temperatures.

Xichang is a fairly wet location, receiving approximately 1252mm of precipitation annually, which averages out to around 104mm per month. The wettest month is August, averaging 280mm of rainfall. July and June also tend to see above-average precipitation. The driest month is February, with just 18mm. That's 263mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 18cm annually. February is the snowiest month with approximately 7cm.

Xichang is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 10km/h in winter, 10km/h in spring, 7km/h in summer, 8km/h in autumn.

It is currently spring in Xichang, which began on March 20, 2026. Xichang is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 25°C, while the coldest stretch bottoms out in January near 0°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Xichang is during April and May, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 64mm per month. By contrast, August can be uncomfortably hot with highs reaching 25°C, while January is the coldest period with lows dropping to 0°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Xichang based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.