Weather in Chiang Rai in December
Chiang Rai, Thailand averages a high of 25.6°C (78.1°F) and low of 15.6°C (60.1°F) in December, with 4 rain days and 9.8 hours of daily sunshine. Travel score: 89.8/100 (Excellent). The best time to visit Chiang Rai is February.
High
26°C78°F
Low
16°C60°F
🌧️
4
rain days
☀️
9.8
hrs/day sunshine
💧
75%
humidity
90— Excellent
December in Chiang Rai is warm and mostly dry — excellent conditions for exploring.
What are the average temperatures in Chiang Rai?
How much does it rain in Chiang Rai in December?
Chiang Rai receives an average of 26.4mm of rainfall across 4 rainy days in December. The annual total is 1990.5mm.
What should I pack for Chiang Rai in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Thailand in December?
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