World Resorts Thailand Chiang Rai Weather

Chiang Rai weather in December

Weather in Chiang Rai: December

Average day temperature: 81.0°F
Average night temperature: 60.6°F
Number of sunny days: 19 days
Day length: 10.9 - 11.0 hours
Number of rainy days: 1 day
Precipitation totals: 0.7 in.

Air temperature in December, °F

Show year:
2025
2024
2023

The highest day temperature during December of 2025 was 82°F. At the same time the lowest night temperature was 54°F. Daily and nightly averages during December were 79.7°F and 61.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are sunny but cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Chiang Rai in December is 0.8 in. It makes december one of the most dry months of the year.

Wind speed in December, mph

The average wind speed value in December is 2.0 mph It makes December lest windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 7.6.

Best time for vacation in Chiang Rai

Sunniest months:
March 27 days
February 24 days
April 24 days
Warmest months:
April 99.5 °F
March 97.3 °F
May 95.3 °F
Coldest months:
December 81.0 °F
January 82.4 °F
November 84.0 °F
Rainiest months:
August 18 days
July 18 days
June 13 days
Windiest months:
March 3.2 mph
June 3.2 mph
April 3.1 mph

Chiang Rai on a weather map

Chiang Rai
+68°F
NW 1 mph
Feels like: +68°F
Precip.: 0%
Places in Thailand:
Name
°F
+79°F
+79°F
+77°F
+77°F
+79°F
+77°F
+77°F
+77°F
+79°F
+79°F
+77°F
+79°F
+77°F
+75°F
24 Hours Forecast
Chiang Rai
Local time: 08:59
January 05, monday
0900
68°F
NW
1 mph
1200
79°F
NW
2 mph
1500
82°F
NW
4 mph
1800
70°F
NW
2 mph
2100
66°F
E
2 mph
January 06, tuesday
0000
63°F
SE
1 mph
0300
59°F
SE
2 mph
0600
57°F
S
2 mph
Units of measurement: °C / °F