Phnom Penh vs Phu Quoc

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Phnom Penh edges ahead as the better destination in May. Phnom Penh offers 10 hours of daily sunshine with only 23 rain days, while Phu Quoc sees 10 sunshine hours and 27 rain days.

Phnom Penh can feel quite hot at 34°C, so plan for heat. Phu Quoc runs hot at 29°C.

For travelers who prioritize dry weather, Phnom Penh is the stronger choice in May.

Phnom Penh reaches an average high of 34°C (93°F) and drops to 26°C (79°F) at night during May. The daily temperature range is 8°C, meaning moderate variation throughout the day.

Phu Quoc averages 29°C (84°F) for the high and 26°C (79°F) for the low, with a daily range of 3°C. There is a notable 5°C gap between the two cities, so expect a very different feel.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in May.

Phnom Penh receives approximately 156 mm of rainfall across 23 rain days during May. Rain is frequent, so waterproof gear is essential.

Phu Quoc sees 310 mm over 27 rain days. That makes Phnom Penh the drier option by 4 rain days and 154 mm of total precipitation.

Both cities share similar humidity levels at 82%.