Ko Larn Weather & Climate: Best Time to Visit
The climate in Ko Larn, Chon Buri Province, Thailand, is remarkably consistent, with temperatures year-round averaging 31°C (88°F). The warmest month is April at 32°C (90°F), and the coolest is December at 30°C (86°F).
The city has a wet climate, receiving around 1123 mm (44 in) of rainfall per year. Despite the high annual total, it has a distinct dry season from December to February. October is the wettest month. March is the sunniest month, averaging 8.0 hours of sunshine per day.
Monthly Temperature in Ko Larn
In Ko Larn temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 32°C (90°F) in April to a very warm 30°C (86°F) in December.
Nighttime temperatures range from 28°C (82°F) in April to 25°C (77°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ko Larn
Ko Larn experiences significant rainfall throughout the year, averaging 1123 mm (44 in) of precipitation annually. The seasons in Ko Larn bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 222 mm (8.7 in) of precipitation. This rainfall is distributed across 17 rainy days.
In contrast, the driest month, December, experiences much less rainfall, totaling 15 mm (0.6 in) over 2 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Ko Larn Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ko Larn
In Ko Larn, summer days are longer and more sunny, with daily sunshine hours peaking at 8.0 hours in March. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 3.6 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Ko Larn by Month
The relative humidity is high throughout the year in Ko Larn.
The city experiences its highest humidity in October, reaching 83%. In December, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Ko Larn 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Ko Larn
The warm weather in Ko Larn maintains temperatures between 30°C (86°F) and 32°C (90°F) year-round. Plan your visit during January, February, March, November and December for drier days and the best conditions to enjoy being outside.To make the most of your visit, consider exploring early in the morning or during the pleasant late afternoon hours when the temperature is most comfortable.
Be aware that September and October constitute the rainy season, with significant precipitation. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
