Weather in Thailand in december
Country-wide climate normals across 14 cities in Thailand.
How Hot Is Thailand in december?
Thailand sees consistently hot December weather — average highs of 31°C, average lows of 23°C, with minimal regional differences. Whether you're in Bangkok or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Thailand in december
Variable weather dominates Thailand in December: 5.1h of direct sun on a typical day in Bangkok, with daylight from 6:35 am to 5:55 pm. Expect both bright and cloudy days across the month, and slight regional differences between coastal and inland zones.
Does It Rain In Thailand In december?
Moderate rainfall defines Thailand's December: Bangkok averages 41mm across 5 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is Thailand Humid In december?
Thailand sees comfortable humidity in December: about 59% in Bangkok, with similar conditions across most regions. The air feels balanced — neither dry nor sticky — making outdoor activity pleasant throughout the day. Coastal and inland cities track within a few percentage points of each other.
Wind In Thailand In december
Gentle steady winds define Thailand's December: Bangkok averages 14 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Thailand In december
Mixed skies cover Thailand in December: 46% cloud cover in Bangkok, with similar variable conditions in most regions. Days alternate between sunny stretches and cloudy spells, and weather changes through the day are common. Plan for variability.