Koh Samui, Thailand
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Koh Samui

February beach and weather guide

Based on 5 years of historical ERA5 climate data

Photo by Marius Kriz on Unsplash

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February beach conditions — historical average

Good
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📈 Our data shows more favourable conditions in 2024-2025 compared to 2021-2022 for this destination and time of year
26.5°C Temp
27.4°C Sea temp
8.4 Rain days
10.9h Sunshine hrs
77.5% Humidity
80%

Reliable conditions

4 of 5 years were good

Year by year — mid February

2025 Excellent 27.3°C · 7 rainy days · 11.0h sun
2024 Excellent 27.6°C · 7 rainy days · 11.0h sun
2023 Good 25.9°C · 10 rainy days · 10.8h sun
2022 Good 25.7°C · 13 rainy days · 10.5h sun
2021 Excellent 26.2°C · 5 rainy days · 11.0h sun

Other months in Koh Samui

January February March July August September

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About Koh Samui in February

Based on 5 years of ERA5 historical climate data, February in Koh Samui has historically been good for a beach holiday. Average temperatures of 26.5°C with sea temperatures around 27.4°C and 8.4 rainy days on average.

4 of the last 5 years had good beach conditions during this period. This data uses ERA5 reanalysis records — real historical measurements, not generalised averages.

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