Bali edges it in September. Bali averages 24–30°C with moderate crowds; Phuket 25–32°C with very low crowds.
By Daan · Last reviewed October 2026
Bali and Phuket
The verdict for September
Peak weather, post-peak crowds
+Dry-season weather continues while the biggest summer crowds disappear.
–Some popular areas remain busy, especially around weekends.
Almost August weather at nothing like August prices.
Cheapest month, wettest weather
+Lowest demand and some of the best rates; Vegetarian Festival may add cultural interest depending on the year.
–One of the wettest and most weather-dependent months.
Lowest demand and some of the best rates; Vegetarian Festival may add cultural interest depending on the year.
Scores and crowd levels are my own judgement; temperatures are monthly averages. Higher scores are better: quieter, cheaper and more pleasant.
Another month