Bangkok weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Good
Best time to visit: November – February
What is the weather like in Bangkok in December?
In December, Bangkok is hot: daytime highs average 31 °C, and even at night it stays warm at around 22 °C. The sun shines for around 8 hours a day. It hardly ever rains. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a good month for a holiday in Bangkok.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 63 | 75 | 74 |
| Day | 31° | 31° | 31° |
| Night | 23° | 22° | 22° |
| Sun | 7 h | 8 h | 9 h |
| Rain days | 8 | 2 | 3 |
More details for December
- Daylight
- 11 h 19 min06:33 – 17:53
- UV index
- 8 · very highclear sky, noon (estimate)All months
- Muggy days
- 15 daysdew point 18 °C or more
- Wind
- 12 km/haverage daily peak
- Cloud cover
- 49 %on average
- Hot days
- 21 days30 °C or more
- Time zone
- UTC+7Asia/Bangkok
How the score comes together
- Temperatureweight 50 %56 %
- Sunshineweight 20 %87 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
Bangkok in December: quick answers
Is Bangkok hot in December?
Yes. In December, Bangkok is hot: daytime highs average 31 °C and nights stay around 22 °C. On about 21 days the thermometer climbs to 30 °C or more.
Does it rain much in Bangkok in December?
It hardly ever rains.
Bangkok month by month
The whole year in BangkokAll destinations: ThailandWhere to go in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)