What is the weather like in Ko Samui vs Koh Rong in January?

In January, Ko Samui averages 29°C high / 25°C low with about 100 mm of rain; Koh Rong averages 30°C high / 25°C low with about 52 mm.

Ko Samui vs Koh Rong in January

Koh Rong is the better pick in January — 90 vs 84 on SeasonMap's comfort score. Koh Rong is sweltering, a little rain, muggy air, while Ko Samui is hot, rainy, muggy air.

Ko Samui vs Koh Rong — January climate, side by side

	Ko Samui	Koh Rong
Comfort score	84/100 (A)	90/100 (S)
Feels-like high	33°C	35°C
Avg high / low	29° / 25°	30° / 25°
Rainfall	100 mm	52 mm
Rainy days	10	10
Humidity	78%	78%
Air quality (AQI)	62	60

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

Ko Samui vs Koh Rong in January — FAQ

Is January better in Ko Samui or Koh Rong?: Koh Rong is the better pick in January — 90 vs 84 on SeasonMap's comfort score. Koh Rong is sweltering, a little rain, muggy air, while Ko Samui is hot, rainy, muggy air.
What is the weather like in Ko Samui vs Koh Rong in January?: In January, Ko Samui averages 29°C high / 25°C low with about 100 mm of rain; Koh Rong averages 30°C high / 25°C low with about 52 mm.