Bangkok
Thailand
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Bangkok, Thailand

A beautiful park in spring outside the Wat Ratchanatdaram Temple in the heart of Bangkok, Thailand
A beautiful park in spring outside the Wat Ratchanatdaram Temple in the heart of Bangkok, Thailand
January is usually mild in Bangkok with the average temperatures in the 22.2°C (72°F) to 32.2°C (90°F) range. The winter temperatures rarely drop below 15.6°C (60.1°F) - in fact, the record temperature in January is 10°C (50°F).
The conditions are dry and warm, with an average humidity of 68%. The skies are mostly sunny as the month experiences 272 hours of sunshine. Rainfall is negligible in January, but the paddy fields and orchards in the region wear a lush green look after the end of the rainy season.
Bangkok wears a festive look towards New Year as tourists pour into the city in some of the best weather conditions.

What is the temperature in January in Bangkok?

The average high-temperature, in January, in Bangkok, Thailand, is 32.5°C (90.5°F), while the average low-temperature is 22.6°C (72.7°F). In January, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines relative humidity and air temperature, is evaluated at 41.1°C (106°F).

What is the average humidity in January in Bangkok?

The average relative humidity in January in Bangkok, Thailand, is 68%.

How many days does it rain in January in Bangkok?

In Bangkok, in January, during 1 rainfall days, 13.3mm (0.5") of precipitation is typically accumulated.

What month is the sea coldest in Bangkok?

With an average sea temperature of 26.7°C (80.1°F), January is the month with the coldest seawater in Bangkok, Thailand.

What is the water temperature in January in Bangkok?

In January, the average sea temperature in Bangkok, Thailand, is 26.7°C (80.1°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Bangkok have in January?

In Bangkok, the average length of the day in January is 11.4h.

How many hours of sunshine does Bangkok have in January?

The average sunshine in January in Bangkok is 8.8h.

How high is the UV index in January in Bangkok?

The average daily maximum UV index in January in Bangkok is 10. A UV Index reading of 8 to 10 represents a very high health threat from unprotected exposure to the UV radiation.
Average temperature in January - Bangkok, Thailand
  • Average high temperature in January: 32.5°C

The warmest month (with the highest average high temperature) is April (35.4°C).
The month with the lowest average high temperature is December (31.7°C).

  • Average low temperature in January: 22.6°C

The month with the highest average low temperature is April (26.9°C).
The coldest month (with the lowest average low temperature) is December (22°C).

Average humidity in January - Bangkok, Thailand
  • Average humidity in January: 68%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is December (66%).

Average rainfall in January - Bangkok, Thailand
  • Average rainfall in January: 13.3mm

The wettest month (with the highest rainfall) is September (334.3mm).
The driest month (with the lowest rainfall) is December (6.3mm).

Average rainfall days in January - Bangkok, Thailand
  • Average rainfall days in January: 1 days

The month with the highest number of rainy days is September (21 days).
Months with the lowest number of rainy days are January and December (1 days).

Average sea temperature in January - Bangkok, Thailand
  • Average sea temperature in January: 26.7°C

The best month for swimming (with the highest average sea temperature) is May (29.9°C).
The coldest month (with the lowest average sea temperature) is January (26.7°C).

Average daylight in January / Average sunshine in January - Bangkok, Thailand
  • Average daylight in January: 11.4h

The month with the longest days is June (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.3h).

  • Average sunshine in January: 8.8h

The month with most sunshine is February (Average sunshine: 9h).
Months with least sunshine are August and September (Average sunshine: 5.2).

Average UV index in January - Bangkok, Thailand
  • Average UV index in January: 10

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).