Climate Insights for Yongchuan

The climate in Yongchuan is warm and mild. The average annual temperature is 19°C and approximately 1187mm of precipitation falls per year. Yongchuan receives a notable amount of rainfall throughout the year, including during its driest month. Yongchuan is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 6°C.

Temperatures in Yongchuan vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 35°C and the mean temperature sits around 30°C. January is the coolest month, with minimum temperatures around 6°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Yongchuan is a moderately rainy area, receiving approximately 1187mm of precipitation annually, which averages out to around 99mm per month. The wettest month is July, averaging 161mm of rainfall. June and May also tend to see above-average precipitation. The driest month is February, with just 33mm. That's 127mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Yongchuan is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently summer in Yongchuan, which began on June 21, 2026. Yongchuan 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 35°C, while the coldest stretch bottoms out in January near 6°C. Autumn is next, beginning on September 23, 2026 (9 days from now).

The best time to visit Yongchuan is during March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 78mm per month. By contrast, August can be uncomfortably hot with highs reaching 35°C, while January is the coldest period with lows dropping to 6°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Yongchuan 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. 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.