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Phuket Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Phuket.
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Climate overview of Phuket
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.
Phuket Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Phuket - and find the best time to visit.
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 October.
Nighttime temperatures range from 27°C (81°F) in April to 26°C (79°F) in October.
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)
Best Time to Visit Phuket
Compared with the rest of the year, the most comfortable conditions in Phuket are usually found in January, February, March and December. Conditions are generally least comfortable in May, June, July, August, September, October and November.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
good
Feb
good
Mar
good
Apr
mixed
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
very wet
Nov
very wet
Dec
good
- Best overall: January, February, March and December
- Warmest weather: all year round
- Most sunshine: January
- Fewest rainy days: January, February and March
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Seasonal pattern: A distinct rainy season from May to November
Frequently asked questions about the climate in Phuket
What is the best time to visit Phuket?
January, February, March and December typically offer the most optimal weather in Phuket. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Phuket has a distinct rainy season from May to November.
What temperatures can I expect in Phuket?
Daytime highs range from 29°C (84°F) in October to 31°C (88°F) in April. Nighttime lows range from 26°C (79°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Phuket get?
Annual rainfall is around 2282 mm (90 in). September is the wettest month with 318 mm (13 in), while February is the driest with 34 mm (1.3 in).
How sunny is Phuket?
Phuket receives around 2,066 hours of sunshine per year. January is the sunniest month with 235 hours, while September is the cloudiest with just 100 hours. Overall, Phuket enjoys abundant sunshine.
Phuket 3-Day Forecast
Phuket on the map
Phuket is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bangkok
34°C (93°F) Chiang Mai33°C (91°F) Jomtien Beach32°C (90°F) Hua Hin32°C (90°F) Ao Nang Beach30°C (86°F) Koh Samui30°C (86°F) Ko Lanta30°C (86°F) Patong Beach29°C (84°F) Bucket list
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