Is Bangkok hot in December?
Days are typically hot at 32.3°C, while nights average 23°C.
Thailand · 1991–2020 normal
Typical December weather in Bangkok: 32.3°C by day, 23°C at night, 13 mm of rain over 0.9 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, December scores 58 out of 100, the highest of the year. Daylight is calculated as 11 h 19 from latitude 13.75°.
December at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically hot at 32.3°C, while nights average 23°C.
The measured monthly average is 13 mm across about 1 wet days.
There are about 11 h 19 between sunrise and sunset at mid-month, calculated from the place latitude.
December is the strongest month in our year-round weather comparison.
The evidence behind this page
Next step
The weather comparison for Bangkok is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work