What is the weather like in Ko Samui vs Phu Quoc in January?

In January, Ko Samui averages 29°C high / 25°C low with about 100 mm of rain; Phu Quoc averages 31°C high / 23°C low with about 38 mm.

Ko Samui vs Phu Quoc in January

Phu Quoc is the better pick in January — 91 vs 84 on SeasonMap's comfort score. Phu Quoc is sweltering, a little rain, while Ko Samui is hot, rainy, muggy air.

Ko Samui vs Phu Quoc — January climate, side by side

	Ko Samui	Phu Quoc
Comfort score	84/100 (A)	91/100 (S)
Feels-like high	33°C	35°C
Avg high / low	29° / 25°	31° / 23°
Rainfall	100 mm	38 mm
Rainy days	10	10
Humidity	78%	73%
Air quality (AQI)	62	60

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Ko Samui vs Phu Quoc in January — FAQ

Is January better in Ko Samui or Phu Quoc?: Phu Quoc is the better pick in January — 91 vs 84 on SeasonMap's comfort score. Phu Quoc is sweltering, a little rain, while Ko Samui is hot, rainy, muggy air.
What is the weather like in Ko Samui vs Phu Quoc in January?: In January, Ko Samui averages 29°C high / 25°C low with about 100 mm of rain; Phu Quoc averages 31°C high / 23°C low with about 38 mm.