Phuket weather in September

September in Phuket: hot, soaked, with clean air — a good time to visit.

#11 of 12 months in Phuket · #503 of 604 destinations to visit in September · comfort 62/100 (tier C)

Updated June 2026 · climate normals from ERA5 reanalysis

Phuket climate normals — September

Daytime high28°C / 83°F🥵 hot
Nighttime low26°C / 79°F
Feels like (high)33°C / 91°F
Rainfall301 mm / 11.9 in⛈ soaked
Rainy days23 days
Humidity81%💦 very humid
Dew point24°C / 75°F
Sunshine8 h/day
Daylight12.2 h
Wind22 km/h / 14 mph
Air quality (US AQI)36🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Phuket?

Loading map…

Phuket in September — FAQ

Is September a good time to visit Phuket?
September in Phuket: hot, soaked, with clean air — a good time to visit. It ranks #11 of 12 months for Phuket on SeasonMap's comfort score (62/100).
What is the weather like in Phuket in September?
In September, Phuket averages a daily high of 28.3°C and a low of 26°C, with about 301.2 mm of rain over roughly 23 rainy days.
What is the air quality in Phuket in September?
Phuket has a mean US Air Quality Index of about 36 in September.

Other months in Phuket

Warmer or cooler than Phuket in September

Similar destinations in Southeast AsiaSeptember