Weather in Sihanoukville in May
Sihanoukville, Cambodia averages a high of 29.9°C (85.8°F) and low of 26°C (78.8°F) in May, with 28 rain days and 9.6 hours of daily sunshine. Travel score: 66.6/100 (Good). The best time to visit Sihanoukville is January.
High
30°C86°F
Low
26°C79°F
🌧️
28
rain days
☀️
9.6
hrs/day sunshine
💧
84%
humidity
67— Good
May in Sihanoukville is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Sihanoukville?
How much does it rain in Sihanoukville in May?
Sihanoukville receives an average of 319.8mm of rainfall across 28 rainy days in May. The annual total is 3135.7mm.
What should I pack for Sihanoukville in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°C
🧥
Waterproof jacket
Frequent rain expected (28 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Cambodia in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31