Climate Overview
The climate in Thái Bình is warm and mild. The average annual temperature is 25°C and approximately 1916mm of precipitation falls per year. August is the wettest month, receiving around 468mm of rainfall. Thái Bình 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 January, February, December, when temperatures can drop to 17°C.
Temperature
Thái Bình sees moderate temperature variation throughout the year, ranging from 17°C to 33°C. The warmest month is June, when average highs reach 33°C and the mean temperature sits around 31°C. January is the coolest month, with minimum temperatures around 17°C and an average of 19°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.
Precipitation
Thái Bình is a fairly wet location, receiving approximately 1916mm of precipitation annually, which averages out to around 160mm per month. The wettest month is August, averaging 468mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 25mm. That's 444mm 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.
Wind
Thái Bình 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 June, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
90 days until Autumn
It is currently summer in Thái Bình, which began on June 21, 2026. Thái Bình 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 33°C, while the coldest stretch bottoms out in January near 17°C. Autumn is next, beginning on September 23, 2026 — 90 days from now.
Spring
Temperatures range from 20 to 30°C. Precipitation is moderate at around 280mm for the season, averaging 93mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 27 to 33°C. Rainfall is heavy, totalling around 900mm across the season with a monthly average of 300mm. Winds are generally light, averaging 4km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.
Autumn
Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 598mm across the season with a monthly average of 199mm. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 17 to 22°C. Rainfall is relatively light, with around 138mm over the season and a monthly average of 46mm. Winds are generally light, averaging 4km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Thái Bình is during January, February, March, April, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 55mm per month. By contrast, June can be uncomfortably hot with temperatures reaching 33°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 Thái Bình 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.
