Bangkok vs Phuket in December — Which to Pick?
The numbers, side by side
Every figure below is an average across 11 complete years (2015–2025) of daily Open-Meteo records. Not a forecast — a historical baseline you can plan against.
Bangkok vs Phuket in December
| Metric | Bangkok | Phuket | Verdict |
|---|---|---|---|
| Average high | 31 °C (88°F)Winner | 29 °C (84°F) | Bangkok is 2.1 °C warmer. |
| Average low | 22 °C (72°F)Winner | 25 °C (76°F) | Nights differ by ~2°C. |
| Rainfall | 19 mmWinner | 133 mm | Bangkok is 115 mm drier. |
| Rainy days | 4Winner | 16 | Bangkok is 13 days with fewer rainy days. |
| Sunshine | 10.2 h/day | 9.5 h/day | Effectively even in sunshine. |
Our honest take
In December, Bangkok runs about 2°C warmer on average — a meaningful gap when you're deciding what to pack.
Bangkok sees roughly 115mm less rainfall this month, so your afternoons are more likely to survive intact.
Neither is objectively better: pick Bangkok for what Bangkok is famous for; pick Phuket for what Phuket does uniquely. The persona cards below break the choice down by traveller type.
Traveller verdict for December
Data-driven picks based on 11-year climate averages (2015–2025). Neither destination is objectively “better” — it depends on what you're after.
Bangkok takes the beach-day advantage — warmer sea air, drier skies, and more useful sun.
Bangkok leans into the after-dark scene — warm evenings and the higher-energy crowd.
Bangkok suits families better this month — gentler temperatures and fewer washouts.
Bangkok gets the photographer's nod — clearer skies and softer light per day.
Phuket is the smarter pick for value — quieter crowds and softer accommodation rates.
Bangkok has the edge for wandering food streets — walkable weather and a livelier scene.
Compare hotels in both
Booking.com deep links with December check-in dates pre-filled.
Bangkok vs Phuket in December — FAQ
Q01Is Bangkok warmer than Phuket in December?
Is Bangkok warmer than Phuket in December?
Yes — Bangkok runs about 2°C warmer than Phuket in December. Bangkok averages 31°C highs; Phuket averages 29°C. Based on 11-year climate averages (2015–2025).
Q02Which is drier — Bangkok or Phuket in December?
Which is drier — Bangkok or Phuket in December?
Bangkok is drier in December. It averages 19mm of rainfall vs 133mm at Phuket. That is a meaningful difference for outdoor plans.
Q03Which is better for outdoor activities in December?
Which is better for outdoor activities in December?
Neither destination pulls ahead on sunshine or dry days in December — both offer similar outdoor windows. Choose by terrain and interest rather than weather.
Q04Which is cheaper to visit in December — Bangkok or Phuket?
Which is cheaper to visit in December — Bangkok or Phuket?
Phuket tends to offer better value in December — lower crowd density and softer accommodation rates. Prices track tourism demand: quieter months means better deals in either destination.
Q05Which is better for a beach trip in December?
Which is better for a beach trip in December?
Bangkok is the stronger pick for beach days in December — warmer daytime highs, drier weather, and more useful sun per day.