Climate Insights for Yandong

The climate in Yandong is temperate. The average annual temperature is 18°C and approximately 1746mm of precipitation falls per year. Yandong receives a notable amount of rainfall throughout the year, including during its driest month. Yandong is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, December, when temperatures can drop to 4°C. Light snow can occur between January and December.

Temperatures in Yandong vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 31°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 4°C and an average of 7°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Yandong is a fairly wet location, receiving approximately 1746mm of precipitation annually, which averages out to around 146mm per month. The wettest month is June, averaging 280mm of rainfall. May and April also tend to see above-average precipitation. The driest month is December, with just 58mm. That's 223mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Light snowfall can occur between January and December, totalling around 7cm annually. December is the snowiest month with approximately 3cm.

Yandong is relatively calm, with an average annual wind speed of 8km/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 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/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, 8km/h in spring, 7km/h in summer, 9km/h in autumn.

It is currently autumn in Yandong, which began on September 23, 2026. Yandong 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 January near 4°C. Winter is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Yandong is during September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 85mm per month. By contrast, July can be uncomfortably hot with highs reaching 31°C, while January is the coldest period with lows dropping to 4°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 Yandong 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.