Thailand · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Phuket are January, February and December, when daytime temperatures are agreeable and rainfall is relatively low.
Phuket sees its warmest weather in March, when daytime highs average around 34°C, and its coolest in September (around 32°C).
Annual precipitation totals roughly 2272mm — September is typically the wettest month (~350mm) and February the driest (~24mm).
A distinctly wetter period runs from April to November — worth planning around if you prefer dry days.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 60 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 33° / 25°C | 50mm | 👍 Good |
| February | 34° / 25°C | 24mm | 👍 Good |
| March | 34° / 26°C | 81mm | 🤔 Fair |
| April | 34° / 26°C | 135mm | ⚠️ Challenging |
| May | 33° / 26°C | 237mm | ⚠️ Challenging |
| June | 33° / 26°C | 249mm | ⚠️ Challenging |
| July | 32° / 26°C | 240mm | ⚠️ Challenging |
| August | 32° / 26°C | 309mm | ⚠️ Challenging |
| September | 32° / 25°C | 350mm | ⚠️ Challenging |
| October | 32° / 25°C | 336mm | ⚠️ Challenging |
| November | 32° / 25°C | 178mm | ⚠️ Challenging |
| December | 32° / 25°C | 82mm | 🤔 Fair |
January in Phuket is hot, with average daytime highs around 33°C (91°F) and nighttime lows near 25°C (77°F). Expect roughly 50mm of precipitation spread over about 4 rainy days, with little rainfall.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
February in Phuket is hot, with average daytime highs around 34°C (93°F) and nighttime lows near 25°C (78°F). Expect roughly 24mm of precipitation spread over about 2 rainy days, with little rainfall.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
March in Phuket is hot, with average daytime highs around 34°C (94°F) and nighttime lows near 26°C (79°F). Expect roughly 81mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
April in Phuket is hot, with average daytime highs around 34°C (94°F) and nighttime lows near 26°C (79°F). Expect roughly 135mm of precipitation spread over about 10 rainy days, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
May in Phuket is hot, with average daytime highs around 33°C (92°F) and nighttime lows near 26°C (79°F). Expect roughly 237mm of precipitation spread over about 16 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
June in Phuket is hot, with average daytime highs around 33°C (91°F) and nighttime lows near 26°C (78°F). Expect roughly 249mm of precipitation spread over about 16 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
July in Phuket is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 26°C (78°F). Expect roughly 240mm of precipitation spread over about 16 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
August in Phuket is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 26°C (78°F). Expect roughly 309mm of precipitation spread over about 17 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
September in Phuket is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (77°F). Expect roughly 350mm of precipitation spread over about 19 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
October in Phuket is hot, with average daytime highs around 32°C (89°F) and nighttime lows near 25°C (77°F). Expect roughly 336mm of precipitation spread over about 19 rainy days, and heavy rainfall is common — this is peak wet season territory.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
November in Phuket is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 25°C (77°F). Expect roughly 178mm of precipitation spread over about 13 rainy days, and this is one of the wetter months.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
December in Phuket is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 25°C (77°F). Expect roughly 82mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle