Climate Insights for Yongkang

The climate in Yongkang is warm and mild. The average annual temperature is 24°C and approximately 2951mm of precipitation falls per year. September is the wettest month, receiving around 726mm of rainfall. Yongkang is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are February, January, March, when temperatures can drop to 16°C.

Yongkang sees moderate temperature variation throughout the year, ranging from 16°C to 31°C. The warmest month is July, when average highs reach 31°C and the mean temperature sits around 29°C. February is the coolest month, with minimum temperatures around 16°C and an average of 18°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between March and April, with a 6°C shift in average temperatures.

Yongkang is a very wet location, receiving approximately 2951mm of precipitation annually, which averages out to around 246mm per month. The wettest month is September, averaging 726mm of rainfall. June and July also tend to see above-average precipitation. The driest month is December, with just 25mm. That's 701mm less than September, 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.

Yongkang is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 5km/h in winter, 3km/h in spring, 3km/h in summer, 4km/h in autumn.

It is currently summer in Yongkang, which began on June 21, 2026. Yongkang 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 July at around 31°C, while the coldest stretch bottoms out in February near 16°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.

The best time to visit Yongkang is during February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 53mm per month. By contrast, July can be uncomfortably hot with temperatures reaching 31°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 Yongkang 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.