Ko Pha-ngan weather in January
Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Excellent
Best time to visit: December – April
What is the weather like in Ko Pha-ngan in January?
In January, Ko Pha-ngan is warm: daytime highs average 24 °C, and even at night it stays warm at around 23 °C. The sea averages 27.8 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 69 mm. The air is often humid and muggy. All in all, January is an excellent month for a holiday in Ko Pha-ngan.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 76 | 83 | 90 |
| Day | 25° | 24° | 25° |
| Night | 23° | 23° | 24° |
| Sea | 28° | 28° | 28° |
| Sun | 6 h | 7 h | 8 h |
| Rain days | 13 | 8 | 6 |
More details for January
- Daylight
- 11 h 37 min06:40 – 18:17
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 22 km/haverage daily peakAll months
- Cloud cover
- 57 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+7Asia/Bangkok
How the score comes together
- Temperatureweight 35 %88 %
- Seaweight 25 %100 %
- Sunshineweight 20 %65 %
- Few rainy daysweight 20 %70 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in January
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Insect repellent
- Rain jacket or umbrella
Ko Pha-ngan in January: quick answers
Is Ko Pha-ngan hot in January?
Warm rather than hot: in January, daytime highs in Ko Pha-ngan average 24 °C and nights cool to about 23 °C.
Can you swim in Ko Pha-ngan in January?
Yes. In January the sea averages 27.8 °C – lovely and warm for swimming.
Does it rain much in Ko Pha-ngan in January?
Rain falls on about 8 days, adding up to 69 mm.
Ko Pha-ngan month by month
The whole year in Ko Pha-nganAll destinations: ThailandWhere to go in JanuarySea temperature in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences