Pattaya weather in December 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Pattaya in December based on long-term weather averages. There is usually 1 day with some rainfall and 13 mm of average monthly rainfall in December.

  • 30°C maximum daytime temperature in December in Pattaya30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 1 day with some rainfall in December in Pattaya1
    1 day with some rainfall
  • 22°C minimum night-time temperature in December in Pattaya22
    22°C min night temperature
  • 11 hours of daylight per day in December in Pattaya11
    11 hours of daylight per day
  • High heat & humidity in December in PattayaH
    High heat & humidity
  • 13 mm monthly rainfall in December in Pattaya13
    13 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in December in Pattaya9
    9 (Very High) UV index
  • 28°C sea temperature in December in Pattaya28
    28°C sea temperature

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The December weather guide for Thailand (Pattaya) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Thailand

How hot is it in Pattaya in December?

Daytime temperatures usually reach 30°C in Pattaya in December with high heat and humidity, falling to 22°C at night.

How sunny is it in Pattaya in December?

There are normally 8 hours of bright sunshine each day in Pattaya in December - that's 73% of daylight hours.

How warm is the sea around Pattaya in December?

The average sea temperature around Pattaya in December is 28°C.

Does it ever rain in Pattaya in December?

There is usually 1 day with some rain in Pattaya in December and the average monthly rainfall is 13mm.

Pattaya December sunrise & sunset times

Browse the sunrise and sunset times for Pattaya in December 2025. Select a month to view Pattaya sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:23 17:48
Tuesday, 16th December 2025 06:31 17:53
Wednesday, 31st December 2025 06:38 18:01

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