Phuket weather in January
January in Phuket: hot, a little rain, with very humid — an excellent time to visit.
#3 of 12 months in Phuket · #98 of 604 destinations to visit in January · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Phuket climate normals — January
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 40 mm / 1.6 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 22°C / 72°F | |
| Sunshine | 10.4 h/day | |
| Daylight | 11.7 h | |
| Wind | 23 km/h / 14 mph | |
| Air quality (US AQI) | 54 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Phuket in January — FAQ
- Is January a good time to visit Phuket?
- January in Phuket: hot, a little rain, with very humid — an excellent time to visit. It ranks #3 of 12 months for Phuket on SeasonMap's comfort score (85/100).
- What is the weather like in Phuket in January?
- In January, Phuket averages a daily high of 28.7°C and a low of 25.6°C, with about 39.6 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Phuket in January?
- Phuket has a mean US Air Quality Index of about 54 in January.