Climate Overview
The climate in Dongdu is temperate. The average annual temperature is 14°C and approximately 765mm of precipitation falls per year. July is the wettest month, receiving around 221mm of rainfall. Dongdu is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -4°C. Light snow can occur between January and December.
Temperature
Temperatures in Dongdu vary considerably across the year, with a 34°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 27°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is 0°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.
Precipitation
Dongdu is a relatively dry area, receiving approximately 765mm of precipitation annually, which averages out to around 64mm per month. The wettest month is July, averaging 221mm of rainfall. August and June also tend to see above-average precipitation. The driest month is December, with just 10mm. That's 211mm less than July, 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 8cm.
Wind
Dongdu 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 April, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 8km/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.
Seasons
8 days until Autumn
It is currently summer in Dongdu, which began on June 21, 2026. Dongdu 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 30°C, while the coldest stretch bottoms out in January near -4°C. Autumn is next, beginning on September 23, 2026 (8 days from now).
Spring
Temperatures range from 4 to 25°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Winds are generally light, averaging 11km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 20 to 30°C. Rainfall is heavy, totalling around 483mm across the season with a monthly average of 161mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 4 to 27°C. Rainfall is relatively light, with around 141mm over the season and a monthly average of 47mm. Winds are generally light, averaging 8km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.
Winter
Temperatures range from -4 to 7°C. Precipitation is minimal, with only around 43mm for the entire season. Expect around 16cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Best Time to Visit
The best time to visit Dongdu is during April, May and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 51mm per month. By contrast, July can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to -4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Dongdu 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.