Thailand
Phuket in December: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Phuket in December is climatically well suited to beach holidays. The average daily high is around 28 °C, and the sea is about 29 °C. With about 18 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
61/100 · #4
Warmth
#9
Dryness
#4
Sun
#7
Sea warmth
#10
Published best categories: Overall, Beach, Family
Phuket · DecemberPhoto: PavF · CC BY-SA 3.0Climate facts
- Average high
- 28 °C
- Average low
- 26 °C
- Sea
- 29 °C
- Rainy days (est.)
- 18 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 83 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| November | 28 | 26 | 26 | 235 | 5.6 | 84 | 2.6 | 29 | 57 |
| December (selected) | 28 | 26 | 18 | 129 | 5.8 | 83 | 3.0 | 29 | 61 |
| January | 28 | 26 | 11 | 64 | 6.6 | 81 | 3.0 | 28 | 74 |
How do the previous and next months compare?
Baseline: December (61/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| November | -4 | ±0 °C | +0.6 °C | +8.2 | +106.2 mm | -0.2 h | +1.7 % | -0.4 m/s | +0.2 °C |
| January | +13 | +0.1 °C | -0.3 °C | -7.4 | -64.9 mm | +0.8 h | -1.5 % | ±0 m/s | -0.2 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Phuket in December?
The average daily high is around 28 °C, with an average daily low of about 26 °C.
Can you swim in Phuket in December?
The sea is about 29 °C (very warm).
Does it rain a lot in Phuket in December?
The curated estimate is about 18 rainy days per month, not a directly measured long-term average. Total precipitation averages around 129 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Phuket?
By the climate score, January, February, March and December are the strongest months for Phuket. For a beach trip: January, February, March and December. December is one of them.