Climate Overview
The climate in Prachin Buri is hot. The average annual temperature is 26°C and approximately 1845mm of precipitation falls per year. September is the wettest month, receiving around 383mm of rainfall. Prachin Buri is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, February, when temperatures can drop to 19°C.
Temperature
Prachin Buri sees moderate temperature variation throughout the year, ranging from 19°C to 33°C. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 19°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Prachin Buri is a fairly wet location, receiving approximately 1845mm of precipitation annually, which averages out to around 154mm per month. The wettest month is September, averaging 383mm of rainfall. July and August also tend to see above-average precipitation. The driest month is December, with just 7mm. That's 376mm 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.
Wind
Prachin Buri is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Prachin Buri, which began on March 20, 2026. Prachin Buri 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 April at around 33°C, while the coldest stretch bottoms out in January near 19°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 33°C. Rainfall is heavy, totalling around 316mm across the season with a monthly average of 105mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 886mm across the season with a monthly average of 295mm. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 605mm across the season with a monthly average of 202mm. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 19 to 31°C. Precipitation is minimal, with only around 37mm for the entire season. Winds are generally light, averaging 11km/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 Prachin Buri is during January and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 9mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 33°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Prachin Buri 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.
