Phuket, Thailand skyline

Phuket Weather in December

The usual December conditions in Phuket, Thailand, drawn from 2006–2025 records.

Phuket in December: highs near 28.8°C (83.8°F), lows near 25.1°C (77.2°F), roughly 14 rainy days adding up to 108 mm, and 9.7 hours of sunshine on an average day.

Avg high

28.8°C (83.8°F)

Avg low

25.1°C (77.2°F)

Rainfall

108 mm (4.2 in)

Rainy days

14 days

Sunshine

9.7 h / day

Humidity

80%

December vs the rest of the year

8 of the other 11 months are warmer than December in Phuket; for rain it is the 4th driest month.

MonthAvg highvs DecemberRainRainy days
January29.1°C (84.4°F)+0.3°C (+0.5°F)61 mm10
February30.3°C (86.5°F)+1.5°C (+2.7°F)29 mm6
March30.9°C (87.6°F)+2.1°C (+3.8°F)87 mm11
April30.5°C (86.9°F)+1.7°C (+3.1°F)134 mm20
May29.7°C (85.5°F)+0.9°C (+1.6°F)248 mm26
June29.3°C (84.7°F)+0.5°C (+0.9°F)231 mm22
July29.1°C (84.4°F)+0.3°C (+0.5°F)218 mm22
August28.8°C (83.8°F)same221 mm23
September28.5°C (83.3°F)−0.3°C (−0.5°F)265 mm23
October28.5°C (83.3°F)−0.3°C (−0.5°F)288 mm27
November28.5°C (83.3°F)−0.3°C (−0.5°F)206 mm23
December28.8°C (83.8°F)—108 mm14

What December feels like in Phuket

December sits between Phuket's dry and wet seasons. Afternoons are hot, so sightseeing works best in the morning or evening. Even after dark it stays hot and sultry. Thick, humid air means clothes cling and the heat feels stronger than the number.

Rain in Phuket in December

Dry days are the exception, with rain on about every other day. Each rainy day adds about 7.7 mm (0.3 in), a proper wetting rather than a sprinkle. The yearly figure is similar, around 9.2 mm per wet day.

Daylight and sunshine in December

In mid-December, sunrise is at about 6:31 am and sunset at about 6:12 pm (local time) — 11 h 40 min of daylight. Day length barely changes from mid-November (6 min shorter). Close to the equator, sunrise and sunset times move very little through the year. Measured sunshine covers about 83% of the daylight — skies are mostly clear.

How December compares to the rest of the year

December is the 5th coolest month of the year in Phuket. Compared with November, afternoons are 0.3°C (0.5°F) warmer, with 98 mm less rain. Temperatures barely move from one month to the next here. By January, typical highs are 29.1°C (84.4°F).

Who December suits

  • Sightseeing: a good fit — comfortable enough to explore on foot all day.
  • Parks & outdoor: less ideal — afternoons are too warm to linger outside.
  • Beach: less ideal — too many rainy days.

Tips for visiting Phuket in December

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Sun Protection

Protect yourself from strong sun: hat, SPF and plenty of water.

Quick questions

How warm is Phuket in December?

Afternoons average 28.8°C (83.8°F) and nights about 25.1°C (77.2°F) — hot by most people's standards. It is the 5th coolest month of the year.

Does it rain a lot in Phuket in December?

Yes, fairly — rain falls about every other day and totals about 108 mm, so an umbrella is worth carrying.

What should I wear in Phuket in December?

The numbers point to rain protection and sun protection. There is little need to change for the evening.

Is December or January better for visiting Phuket?

January, narrowly: it ranks #2 of 12 among Phuket's months, against #4 for the other. January has fewer rainy days.

Is December a good time to visit Phuket?

Good

Good — warm to hot days, frequent rain (about 14 rainy days), plenty of sunshine (9.7 h a day). Within Phuket's own year, December ranks #4 of 12.

December in other Thailand cities

Drier places in December

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Phuket weather by month.