Avg high
31°C
Avg low
22°C
Rainfall
13 mm
Rain days
3.5
Sunshine
10.4 h/day
Daylight
11.2 h
What to pack for Bangkok in December
- light, breathable clothing
- sun protection (hat, SPF 50)
Humidity averages 62%; max daily wind around 13 km/h.
How December compares
Best months in Bangkok: December–January. See the full best time to visit Bangkok guide.
Bangkok in December: the details
In December, Bangkok sees average daytime highs of 31°C (89°F) and overnight lows of 22°C (72°F). Rainfall totals roughly 13 mm across 3.5 rainy days, and the sun shines about 10.4 hours per day with 11.2 hours of daylight mid-month. Relative humidity averages 62%.
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Bangkok, Thailand (13.75, 100.5) — see our methodology. Actual conditions vary year to year.
Where should you go next month?
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