Phuket Weather in May
In May, Phuket averages a high of 33°C (91°F) and a low of 24°C (76°F), based on 51 years of historical weather data from PHUKET.
33°C
Average high
91°F
24°C
Average low
76°F
40°C
Record high
104°F · 1988
13°C
Record low
56°F · 2025
What to Expect in Phuket in May
Typical May days in Phuket reach 33°C (91°F) during the afternoon and cool to around 24°C (76°F) overnight. On average, measurable rain falls on about 69% of days this month. Over the past 51 years, May temperatures in Phuket have ranged from a record high of 40°C (1988) down to a record low of 13°C (2025).
For a day-by-day look or other months, see the full Phuket weather history.