Climate Overview
The climate in Khon Buri is hot. The average annual temperature is 26°C and approximately 1538mm of precipitation falls per year. September is the wettest month, receiving around 268mm of rainfall. Khon 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 December, February, January, when temperatures can drop to 18°C.
Temperature
Khon Buri sees moderate temperature variation throughout the year, ranging from 18°C to 33°C. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 28°C. December is the coolest month, with minimum temperatures around 18°C and an average of 23°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 2°C shift in average temperatures.
Precipitation
Khon Buri is a fairly wet location, receiving approximately 1538mm of precipitation annually, which averages out to around 128mm per month. The wettest month is September, averaging 268mm of rainfall. August and October also tend to see above-average precipitation. The driest month is December, with just 20mm. That's 248mm 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
Khon Buri 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 August, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2km/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
92 days until Autumn
It is currently summer in Khon Buri, which began on June 21, 2026. Khon 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 December near 18°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 22 to 33°C. Rainfall is heavy, totalling around 371mm across the season with a monthly average of 124mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 572mm across the season with a monthly average of 191mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 528mm across the season with a monthly average of 176mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 18 to 31°C. Rainfall is relatively light, with around 67mm over the season and a monthly average of 22mm. Winds are generally light, averaging 2km/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 Khon Buri is during January, February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 30mm per month. By contrast, April 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 Khon 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.
