Bangkok weather

Our guide to the weather in Bangkok during December

32

Average high

7

UV Index

21mm

Monthly rainfall

28

Sea temperature

Bangkok is a vibrant city full of cultural attractions and culinary delights. December is a great time to visit, as temperatures are mild and the holiday season brings a festive atmosphere. We've looked at the most up-to-date weather data for Bangkok, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Bangkok weather in December.

How hot is it in Bangkok during December?

The temperature reaches around 32℃ during the daytime in December, falling away to 24℃ at night. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Bangkok during December?

December is typically the driest month in Bangkok. On average, in December you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. You're not likely to see a thunderstorm during your trip.

Is it windy in Bangkok during December?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in December. With moderate humidity, any breeze will have a welcome cooling effect.

How warm is the sea in Bangkok during December?

The water around Bangkok reaches a very pleasant 28℃ during December. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable. The hot air temperature will mean that you will feel comfortably warm when coming out of the water.

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