Warm in Jan
24°C average high
avg high · 21° at night
25°C+ on 3 in 10 days
Thailand
Bangkok weather in January
Is it warm? Yes. January in Bangkok is hot: afternoons average 31°C and nights 22°C. Most days (80%) peak between 28°C and 33°C.
Hot · average high
31°C
25°C or more on almost every day.
- Average low22°overnight
- Sea—inland
- Rainy days220 mm in the month
- SkyOften cloudy47% cloud · 31% clear days
How warm it really gets
Every January afternoon from 2011–2025: 465 days. Most (80%) peaked between 28° and 33°.
January, year by year
The average January high in each year. The warmest, 2020, averaged 33°C; the coolest, 2018, 30°C.
Compared with home
Average January highs. Expect rain on about 2 days (20 mm in a typical month).
- Bangkok31°
- Cork9°
- Dublin8°
- London8°
- Belfast7°
- Manchester7°
- Glasgow6°
Other warm places in January
Flying times are estimates from Dublin; Bangkok is about 12h 30m.
Warm in Jan
25°C average high
avg high · 19° at night
25°C+ on 6 in 10 days
Hot in Jan
30°C average high
avg high · 21° at night
25°C+ on almost every day
Air: ERA5 reanalysis via Open-Meteo, 2011–2025. Rainy day = 2 mm or more. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology