Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
September verdict
Phuket, Thailand in September
Weather score48Mixed
Mixed for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 5h per day, enough for a balanced month. Rainfall averages 415mm, so showers are a real planning factor.
September weather
Monthly averages
Temp
30°C
Rain
415mm
Sun
5h
Sea
29°C
Weather score
48
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 415mm, so showers are a real planning factor.
Some sun
Sunshine averages 5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Phuket, Thailand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September30°C average high
September is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsFebruary to April
This stretch sets the upper range for average daytime heat.
Rain
September415mm average rain
September is one of Phuket's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5 hours average sun
September is one of Phuket's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to March
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September29°C average sea
September is below Phuket's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaMarch to September and November
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
September48 weather score
September is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.
Hotels in Phuket, Thailand
Marriott
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JW Marriott Phuket Resort & SpaPhuket, Thailand
The Naka Island, a Luxury Collection Resort & Spa, PhuketPhuket, Thailand
Phuket Marriott Resort & Spa, Merlin BeachPhuket, Thailand
Phuket Marriott Resort and Spa, Nai Yang BeachPhuket, Thailand
Renaissance Phuket Resort & SpaPhuket, Thailand
The Westin Siray Bay Resort & Spa, PhuketPhuket, Thailand