Chiang Rai Weather Year-Round — Best Time to Visit
Chiang Rai, Thailand has hot weather year-round. The best time to visit is February (score: 96/100). Annual average high: 29.5°C, total rainfall: 1991mm.
When is the best time to visit Chiang Rai?
96
February is the best month to visit Chiang Rai with a travel score of 96/100 (Excellent).
Expect highs of 29.8°C, 3 rain days, and 10.6 hours of daily sunshine.
View February weather details →Travel Score by Month
92
Jan
96
Feb
94
Mar
85
Apr
69
May
65
Jun
62
Jul
62
Aug
64
Sep
71
Oct
85
Nov
90
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Chiang Rai each month?
29.5°C
Avg High
20.3°C
Avg Low
1991mm
Annual Rain
How much rain does Chiang Rai get?
Chiang Rai receives 1991mm of rain annually. The wettest month is typically August with 368mm, while February is the driest.
What is the weather like each month in Chiang Rai?
January
92
27°C
Low: 15°C
3 rain days
Excellent
February
Best time to visit96
30°C
Low: 16°C
3 rain days
Excellent
March
94
33°C
Low: 19°C
5 rain days
Excellent
April
85
34°C
Low: 22°C
11 rain days
Excellent
May
69
31°C
Low: 23°C
21 rain days
Good
June
65
30°C
Low: 24°C
25 rain days
Good
July
62
30°C
Low: 23°C
27 rain days
Good
August
62
29°C
Low: 23°C
27 rain days
Good
September
64
29°C
Low: 23°C
23 rain days
Good
October
71
29°C
Low: 22°C
17 rain days
Good
November
85
27°C
Low: 19°C
7 rain days
Excellent
December
90
26°C
Low: 16°C
4 rain days
Excellent
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Data based on 1994–2024 averages · Last updated: 2024-12-31