Thailand weather in December

Are you planning a trip to Thailand in December and wondering what kind of weather to expect? Look no further than this page for all the information you need.

What is the weather like in Thailand in December?

The weather conditions in Thailand in December vary from poor to perfect depending on the destination.

During December in Thailand, the average maximum temperature varies from high in Mae Salong with 27°C (80°F) to very high in Suphan Buri with 34°C (92°F). Minimum nighttime temperatures generally drop to 23°C (73°F) in Suphan Buri and 14°C (58°F) in Mae Salong. On average, it is the month with the lowest temperatures of the year in Thailand.

Precipitation in December varies from low in Mukdahan with an average of 5.8mm (0.23 inches) of rainfall to heavy in Sungai Kolok with 426mm (17 inches). It is the driest month of the year in Bangkok. It is also generally a sunny time of year with an average of 262 hours of sunshine in Bangkok during the entire month.

To learn more about the weather conditions in specific areas of Thailand, check out the map below.

Where to go in Thailand in December

Find the average weather conditions in December for the most popular destinations in Thailand on the map below. Click on a destination dot for more detailed information.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in Thailand

What is the weather like in December for the 5 most popular destinations in Thailand?

Average weather in Bangkok

In December Bangkok generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and low monthly rainfall. So on average the conditions are perfect that month.

Bangkok
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
34°C / 92°F 
25°C / 76°F 
234 hours 
45mm / 1.78" 
6 days 
33°C / 91°F 
23°C / 73°F 
262 hours 
11mm / 0.44" 
1 days 
January   >> January
>>  
33°C / 92°F 
23°C / 73°F 
273 hours 
18mm / 0.70" 
1 days 
Climate in Bangkok

Average weather in Chiang Mai

In December Chiang Mai generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 16°C (61°F) and low monthly rainfall. So on average the conditions are perfect that month.

Chiang Mai
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
31°C / 89°F 
19°C / 66°F 
218 hours 
26mm / 1.04" 
6 days 
30°C / 86°F 
16°C / 61°F 
259 hours 
12mm / 0.48" 
2 days 
January   >> January
>>  
31°C / 88°F 
15°C / 60°F 
270 hours 
9.2mm / 0.36" 
1 day 
Climate in Chiang Mai

Average weather in Patong Beach

In December Patong Beach generally has high temperatures with maximum daytime temperatures around 29°C (85°F), minimum nighttime temperatures around 26°C (79°F) and high monthly rainfall. So on average the conditions are pleasant that month.

Patong Beach
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
29°C / 85°F 
26°C / 79°F 
175 hours 
219mm / 8.62" 
16 days 
29°C / 85°F 
26°C / 79°F 
200 hours 
106mm / 4.18" 
9 days 
January   >> January
>>  
30°C / 85°F 
26°C / 79°F 
235 hours 
57mm / 2.23" 
5 days 
Climate in Patong Beach

Average weather in Hua Hin

In December Hua Hin generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and low monthly rainfall. So on average the conditions are perfect that month.

Hua Hin
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
31°C / 87°F 
25°C / 77°F 
189 hours 
81mm / 3.17" 
9 days 
30°C / 86°F 
24°C / 75°F 
264 hours 
19mm / 0.74" 
2 days 
January   >> January
>>  
30°C / 87°F 
24°C / 75°F 
266 hours 
22mm / 0.88" 
2 days 
Climate in Hua Hin

Average weather in Ao Nang Beach

In December Ao Nang Beach generally has very high temperatures with maximum daytime temperatures around 30°C (87°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

Ao Nang Beach
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
30°C / 87°F 
25°C / 77°F 
140 hours 
202mm / 7.95" 
17 days 
poor 
30°C / 87°F 
25°C / 77°F 
181 hours 
102mm / 4" 
10 days 
January   >> January
>>  
31°C / 88°F 
25°C / 77°F 
200 hours 
52mm / 2.06" 
5 days 
Climate in Ao Nang Beach

Is your destination not in the list? Have a look at other destinations in Thailand.

Is December the best time to go to Thailand?

In our opinion December is one of the best times to visit Thailand with commonly perfect weather in Bangkok.

On average the best time to visit Thailand is in January and December with generally perfect weather in Bangkok. The worst months are April, May, June and September that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Thailand. Interested in the weather conditions in a specific month? Select the month below.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      
  • Weather and climate has detailed information for every country in the world. Are you going to Thailand? Get detailed historical weather averages for many cities in Thailand.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.