Phu Quoc vs Phnom Penh

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.

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

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

Phu Quoc reaches an average high of 29°C (84°F) and drops to 26°C (79°F) at night during May. The daily temperature range is 3°C, meaning relatively stable temperatures from day to night.

Phnom Penh averages 34°C (93°F) for the high and 26°C (79°F) for the low, with a daily range of 8°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.

Phu Quoc receives approximately 310 mm of rainfall across 27 rain days during May. Rain is frequent, so waterproof gear is essential.

Phnom Penh sees 156 mm over 23 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%.