Bangkok Weather in January
January is one of the excellent months to visit Bangkok, with daytime temperatures of 33°C (91°F) and lows of 23°C (73°F) at night. Some rainfall is typical for this time of year.
Rainfall in Bangkok in January
Analyzing past climate data, one can expect approximately a single day of rain, averaging 22 mm (0.9 in). If rain does fall, it tends to arrive as a fairly heavy shower rather than light drizzle.
Temperature in Bangkok in January
Weather in Bangkok is at its excellent in January. Highs reach 33°C (91°F), while nights settle around 23°C (73°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows of 23°C (73°F), the nights are warm and generally comfortable.
Sunshine in Bangkok in January
There are approximately 273 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Bangkok in January
January has wind speeds averaging 1 m/s (2 knots). You can expect very gentle conditions with light air movement on typical days. Since this is an average, daily weather varies from perfectly still moments to some breezier days.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Bangkok's climate page.
Bangkok Temperature in January
Min Temperature
23°C (73°F)
Max Temperature
33°C (91°F)
Chance of Rain
4%
Precipitation
22 mm (0.9 in)
Rainy days
a single day
Humidity
68%
Windspeed
1 m/s (2 knots)
Sunshine
273 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Bangkok typically stay consistent throughout January, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Bangkok in January
Browse day-by-day weather records for Bangkok spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bangkok historical weather extremes in January
Our historical data for Bangkok spans 1976 to 2025, revealing these weather extremes.
- The warmest day in January was on January 31, 1995, with a maximum of 37°C (99°F).
- The coldest January day was on January 25, 2016, with a maximum of 20°C (68°F).
- The coldest night in January in Bangkok was on January 1, 1976, with a minimum of 12°C (54°F).
Best Places in Thailand in January
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in January →
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What to Wear in Bangkok in January
Pack for serious heat in Bangkok in January. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. Light rain is possible, so consider bringing a small umbrella or rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Bangkok in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Bangkok's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Bangkok climate overview or explore weather in Thailand.
