In February, Ko Samui typically sees daytime highs of 29.6°C and overnight lows around 23.7°C. Compared to the annual average high of 30.3°C, February runs -0.6°C.
February in Ko Samui averages a daytime high of 29.6°C and an overnight low of 23.7°C.
February runs -0.6°C compared to Ko Samui's annual average high of 30.3°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 29.6°C and cooler evenings around 23.7°C.