Climate Insights for Chanthaburi
Mueang Chanthaburi District, Chanthaburi Province, Thailand
Climate Overview
The climate in Chanthaburi is hot. The average annual temperature is 28°C and approximately 2,350 mm of precipitation falls per year. September is the wettest month, receiving around 391 mm of rainfall. Chanthaburi is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, November. The coldest months are January, December, February, when temperatures can drop to 24°C.The climate in Chanthaburi is hot. The average annual temperature is 82°F and approximately 92.5 in of precipitation falls per year. September is the wettest month, receiving around 15.4 in of rainfall. Chanthaburi is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, November. The coldest months are January, December, February, when temperatures can drop to 75°F.
Temperature
Chanthaburi has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is April, when average highs reach 31°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 24°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.Chanthaburi has relatively stable temperatures year-round, staying within a 12°F range. The warmest month is April, when average highs reach 87°F and the mean temperature sits around 84°F. January is the coolest month, with minimum temperatures around 75°F and an average of 80°F. Daily temperature variation is modest, with an average difference of 7°F between highs and lows.
Precipitation
Chanthaburi is a very wet location, receiving approximately 2,350 mm of precipitation annually, which averages out to around 196 mm per month. The wettest month is September, averaging 391 mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 21 mm. That's 369 mm 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.Chanthaburi is a very wet location, receiving approximately 92.5 in of precipitation annually, which averages out to around 7.7 in per month. The wettest month is September, averaging 15.4 in of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 0.8 in. That's 14.5 in 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
Chanthaburi 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 July, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, 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 5km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 10km/h in winter, 9km/h in spring, 13km/h in summer, 9km/h in autumn.Chanthaburi is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is July, averaging 8mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in October, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 6mph in winter, 6mph in spring, 8mph in summer, 6mph in autumn.
Monthly Climate Data
The table below shows monthly climate averages for Chanthaburi 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.The table below shows monthly climate averages for Chanthaburi based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.