Phuket Weather and Climate: A Comprehensive Guide
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 and 34°C. 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.
Average maximum day and minimum night temperature
In Phuket temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 31°C in April to a comfortable 29°C in January.
Nighttime temperatures can drop, with average lows reaching 26°C in January. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Phuket experiences significant rainfall throughout the year, averaging 2282 mm 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 of precipitation. This rainfall is distributed across 23 rainy days. In contrast, the driest month, February, experiences much less rainfall, totaling 34 mm 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 over the year
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
Average water temperature
The mean water temperature over the year ranges from 27°C in January to 30°C in May.
Water temperature over the year
Average humidity
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
Average wind speed
The mean wind speed over the year ranges from 1 m/s in November to 3 m/s in June, July, August and September.
The mean monthly wind speed over the year (meters per second)
partly cloudy and small chance of slight rain broken clouds and small chance of slight rain partly cloudy and no rainForecast for Phuket
7 m/s
5 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Phuket in Thailand
Phuket has high temperatures year round ranging between 29°C and 30°C.Other facts from our historical weather data:
April has an average maximum temperature of 31°C and is the hottest month of the year.
The coolest month is December with an average maximum temperature of 29°C.
September tops the wettest month list with 318 mm of rainfall.
February is the driest month with 34 mm of precipitation.
January is the sunniest month with an average of 235 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
