Climate Insights for Hà Đông

The climate in Hà Đông is warm and mild. The average annual temperature is 24°C and approximately 1795mm of precipitation falls per year. August is the wettest month, receiving around 414mm of rainfall. Hà Đông is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: June, July, August. The coldest months are February, January, December, when temperatures can drop to 12°C.

Temperatures in Hà Đông vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is June, when average highs reach 34°C and the mean temperature sits around 30°C. February is the coolest month, with minimum temperatures around 12°C and an average of 16°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between March and April, with a 6°C shift in average temperatures.

Hà Đông is a fairly wet location, receiving approximately 1795mm of precipitation annually, which averages out to around 150mm per month. The wettest month is August, averaging 414mm of rainfall. July and May also tend to see above-average precipitation. The driest month is February, with just 9mm. That's 405mm 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.

Hà Đông is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

It is currently summer in Hà Đông, which began on June 21, 2026. Hà Đông 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 June at around 34°C, while the coldest stretch bottoms out in February near 12°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.

The best time to visit Hà Đông is during February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 43mm per month. By contrast, June can be uncomfortably hot with temperatures reaching 34°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 Hà Đông 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.