Phuket Weather & Climate: Best Time to Visit
Phuket is located in a part of Thailand where a tropical monsoon climate prevails. This means that the temperature during the day is almost continuously between 30°C (86°F) and 34°C (93°F). The temperature stays fairly even throughout the year, with spring being slightly warmer than the rest of the year. The seawater is also very pleasant year round.
The monsoon starts at Phuket at the end of April / beginning of May. This rainy season brings large amounts of rain, however most showers occur in the late afternoon and evening.
Monthly Temperature in Phuket
In Phuket temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in April to a comfortable 29°C (84°F) in January.
Nighttime temperatures range from 27°C (81°F) in April to 26°C (79°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Phuket
Phuket experiences significant rainfall throughout the year, averaging 2282 mm (90 in) of precipitation annually. The seasons in Phuket bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 318 mm (13 in) of precipitation. This rainfall is distributed across 23 rainy days.
In contrast, the driest month, February, experiences much less rainfall, totaling 34 mm (1.3 in) over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Phuket 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 Phuket
In Phuket, summer days are longer and more sunny, with daily sunshine hours peaking at 7.8 hours in January. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 3.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Phuket
The mean water temperature over the year ranges from 27°C (81°F) in January to 30°C (86°F) in May.
Water temperature over the year
Humidity in Phuket by Month
The relative humidity is high throughout the year in Phuket.
The city experiences its highest humidity in August, reaching 82%. In January, 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
Wind Speed in Phuket
The mean wind speed over the year ranges from 1 m/s (2 knots) in November to 3 m/s (6 knots) in June, July, August and September. What does this mean?
The mean monthly wind speed over the year (meters per second)
Phuket 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Phuket
The warm weather in Phuket maintains temperatures between 29°C (84°F) and 31°C (88°F) year-round. Plan your visit during January, February, March 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 May, June, July, August, September, October and November 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.
