Weather in Siem Reap in January
Siem Reap, Cambodia averages a high of 31.2°C (88.2°F) and low of 21.7°C (71.1°F) in January, with 2 rain days and 10.6 hours of daily sunshine. Travel score: 97.6/100 (Excellent). The best time to visit Siem Reap is January.
High
31°C88°F
Low
22°C71°F
🌧️
2
rain days
☀️
10.6
hrs/day sunshine
💧
61%
humidity
98— Excellent
January in Siem Reap is hot and dry — excellent conditions for exploring.
What are the average temperatures in Siem Reap?
How much does it rain in Siem Reap in January?
Siem Reap receives an average of 10.7mm of rainfall across 2 rainy days in January. The annual total is 1400.2mm.
What should I pack for Siem Reap in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 31°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Cambodia in January?
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