Phuket Weather
A month-by-month look at temperature, rainfall and what to pack in Phuket. The annual average is 32°C high / 25°C low — hottest in April (34°C) and coldest in December (23°C).
Phuket Weather at a Glance
As of 2026A quick summary of Phuket's year-round climate and the best time to visit.
- Annual average
- 32° / 25°
- Best time to visit
- January, February, March
- Hottest month
- April (34°C)
- Coldest month
- December (23°C)
- Wettest month
- October (280mm)
- Driest month
- February (20mm)
As of 2026, Phuket's weather averages 32°C high / 25°C low across the year, and the best time to visit for stable temperatures, rainfall and crowds is January, February, March. The hottest month is April (34°C), the coldest is December (23°C), and the wettest is October (280mm).
Best Time to Visit Phuket
January is the single best month to visit Phuket — driest, coolest tropical highs, calmest Andaman seas, and crystal-clear visibility for Phi Phi and Similan snorkeling. The trade-off is maximum hotel pricing and the year's biggest tourist crush — book accommodation 8-12 weeks ahead. Beach conditions are ideal: Patong, Kata, Karon, and Surin all have calm water and consistent green flags. Phi Phi day tours run with 95% reliability (rare cancellations). Similan Islands snorkeling/diving (open Nov-Apr) is at peak visibility (25-30m). Sunset at Promthep Cape happens at 18:10 — arrive by 17:00 for parking. Korean Lunar New Year falls in late January or early February depending on year — flights from Seoul double in price during the holiday week, hotel rates jump 30-50% for 5-7 days around the holiday.
February is statistically Phuket's driest month — only 2 rainy days, 20mm rainfall, and consistent 33°C highs. Same beach + Phi Phi conditions as January, but Chinese New Year week brings a massive inbound surge from China + Taiwan + Hong Kong that spikes hotel rates +40-60% for the holiday week. Beach + island conditions are the year's best. Similan Islands snorkeling visibility 30m+. Phi Phi day tours 95%+ reliability. Manta ray season at Richelieu Rock (Similan add-on dive) peaks February-March. For honeymoon couples: this is the canonical month for Phuket — calm seas for boat trips, clear sunsets for Promthep Cape photography, low humidity for outdoor dining.
March is the start of Phuket's hot-dry transition — beach conditions still excellent, rainfall still minimal (5 rainy days, 50mm), but daytime heat climbs and UV peaks at 11. The shoulder week before Songkran (April 13-15) is the year's best value-for-quality window: dry weather, low crowds, hotels at 70% of February pricing. Phi Phi + Similan still operating at full capacity with excellent visibility. James Bond Island day trips at peak conditions. Sunset photography at Promthep Cape gets the cleanest light of the year (low humidity haze). Avoid midday outdoor activities 11:00-15:00 — UV is intense and felt temperatures hit 37°C. Schedule beach mornings + spa afternoons + sunset evenings.
Phuket Weather Month by Month
Tap any month for a detailed guide with what to wear, sunrise/sunset and air quality.
| Month | High/Low | Rain | Rainy days | Crowds | |
|---|---|---|---|---|---|
| January | 32° / 24° | 30mm | 3 | Very busy | Details → |
| February | 33° / 25° | 20mm | 2 | Very busy | Details → |
| March | 33° / 25° | 50mm | 5 | Busy | Details → |
| April | 34° / 26° | 100mm | 9 | Busy | Details → |
| May | 32° / 25° | 230mm | 16 | Moderate | Details → |
| June | 31° / 25° | 220mm | 15 | Moderate | Details → |
| July | 31° / 25° | 230mm | 16 | Busy | Details → |
| August | 31° / 25° | 240mm | 17 | Busy | Details → |
| September | 31° / 24° | 270mm | 18 | Moderate | Details → |
| October | 31° / 24° | 280mm | 18 | Moderate | Details → |
| November | 31° / 24° | 180mm | 13 | Busy | Details → |
| December | 31° / 23° | 80mm | 7 | Very busy | Details → |
What to Wear in Phuket by Season
Hottest month — light tropical, sun hat, SPF 50+. Songkran week (Apr 13-15) waterproof bag + phone case mandatory for Patong + Bangla Road. Modest dress for Big Buddha (cover-up).
Same as June — quick-dry, rain shell, reef-safe sunscreen, bug repellent. Hat + sunglasses between storms.
Monsoon tapering — still need full rain gear early month, transitions to lighter pack late month. Reef-safe sunscreen between storms.
Same as January — t-shirt, shorts, sandals, reef-safe sunscreen. The driest month of the year. Light sun protection (hat, sunglasses) mandatory.
Phuket Weather FAQ
What is the best time to visit Phuket? +
For weather, January, February, March are the most comfortable months. Highs sit around 32°C with relatively stable rainfall and crowds.
What are the hottest and coldest months in Phuket? +
The hottest month is April with an average high of 34°C, and the coldest is December with an average low of 23°C. The annual average is 32°C high / 25°C low.
When does it rain most in Phuket? +
The wettest month is October (280mm over about 18 rainy days) and the driest is February (20mm). Total annual rainfall is roughly 1930mm.
What should I pack for Phuket? +
Spring (Mar–May) averages 33/25°C — Hottest month — light tropical, sun hat, SPF 50+. Songkran week (Apr 13-15) waterproof bag + phone case mandatory for Patong + Bangla Road. Modest dress for Big Buddha (cover-up). Summer (Jun–Aug) averages 31/25°C — Same as June — quick-dry, rain shell, reef-safe sunscreen, bug repellent. Hat + sunglasses between storms. Autumn (Sep–Nov) averages 31/24°C — Monsoon tapering — still need full rain gear early month, transitions to lighter pack late month. Reef-safe sunscreen between storms. Winter (Dec–Feb) averages 32/24°C — Same as January — t-shirt, shorts, sandals, reef-safe sunscreen. The driest month of the year. Light sun protection (hat, sunglasses) mandatory.
What is the weather in Phuket this month (June)? +
June averages 31°C high / 25°C low with 220mm rainfall over about 15 rainy days. Crowds are moderate and prices are low.
Keep Planning Your Phuket Trip
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.