Phuket Weather in January
January in Phuket brings high temperatures around 30°C (86°F) during the day, dropping to 26°C (79°F) at night, with some rainfall expected.
Rainfall in Phuket in January
Records from the past 30 years suggest around 6 days of rain, with 58 mm (2.3 in) average for the month. Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.
Temperature in Phuket in January
January in Phuket sees highs of 30°C (86°F) and lows of 26°C (79°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 26°C (79°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Phuket in January
With approximately 235 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Phuket in January
Wind speeds average 2 m/s (4 knots) during January. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.
Average water temperature in January
The water is 27°C (81°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phuket's climate page.
Phuket Temperature in January
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Water Temperature
27°C (81°F)
Chance of Rain
18%
Precipitation
58 mm (2.3 in)
Rainy days
6 days
Humidity
70%
Windspeed
2 m/s (4 knots)
Sunshine
235 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Phuket typically stay consistent throughout January, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Phuket in January
Browse day-by-day weather records for Phuket spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Phuket historical weather extremes in January
The extremes listed below come from historical weather data collected in Phuket from 1976 through 2025.
- Phuket recorded its highest January temperature of 42°C (108°F) on January 20, 1998.
- Phuket experienced its chilliest January day on January 7, 2017, reaching only 25°C (77°F).
- The lowest overnight temperature recorded in January was 19°C (66°F) (January 8, 1990).
Best Places in Thailand in January
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in January →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Phuket in January
Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Phuket in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phuket's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Phuket climate overview or explore weather in Thailand.
