🇹🇭 Weather in Koh Samui in February
This is what the weather in Koh Samui (Thailand) was like in February in 2017–2026.
Key facts at a glance
Avg. daytime high
28.0 °C
27.7 °C – 28.8 °C
Avg. night-time low
26.6 °C
26.2 °C – 27.3 °C
Avg. rain days in period
9.1
32 % of days · ≥ 1.0 mm
Avg. precipitation in period
82.4 mm
4.9 mm – 323 mm
Avg. cloud cover
53 %
This data source has no sunshine hours – average cloud cover shown instead.
Avg. sea temperature
–
Sea temperature unavailable for today (daily limit).
Extremes: Highest temperature 29.7 °C (13 Feb 2025) · Lowest temperature 25.2 °C (1 Feb 2025) · Avg. daily peak wind 19 km/h
Weather mix of all days
- 68Sunny
- 87Partly cloudy
- 36Cloudy
- 51Light rain
- 40Rain
Summary
- On average 28.0 °C during the day and 26.6 °C at night.
- On average 9.1 rain days (Rain day = at least 1.0 mm of precipitation) with 82.4 mm of precipitation in total.
- Prevailing: Partly cloudy.
- Warmest year: 2024 (avg. 28.8 °C), coolest: 2018 (avg. 27.7 °C).
- Wettest year: 2022 (323 mm), driest: 2021 (4.9 mm).
- Extremes: 29.7 °C on 13 Feb 2025 and 25.2 °C on 1 Feb 2025.
Overall values from all 10 years. How is this calculated?
Charts
Temperatures per year
Average over your travel period
Precipitation & rain days
Year by year
2026
Avg. max27.8°Avg. min26.3°- Rain days
- 9 Rain days
- Precipitation
- 38.0 mm
- Avg. cloud cover
- 63 % cloudy
- Sea temperature
- –
Max 29.2 °C · Min 25.5 °C
29 February does not exist in this year – 28 February used.
2025
Avg. max28.0°Avg. min26.6°- Rain days
- 9 Rain days
- Precipitation
- 167 mm
- Avg. cloud cover
- 55 % cloudy
- Sea temperature
- –
Max 29.7 °C · Min 25.2 °C
29 February does not exist in this year – 28 February used.
2024
Avg. max28.8°Avg. min27.3°- Rain days
- 4 Rain days
- Precipitation
- 25.7 mm
- Avg. cloud cover
- 27 % cloudy
- Sea temperature
- –
Max 29.6 °C · Min 26.7 °C
2023
Avg. max27.9°Avg. min26.4°- Rain days
- 10 Rain days
- Precipitation
- 91.4 mm
- Avg. cloud cover
- 68 % cloudy
- Sea temperature
- –
Max 28.6 °C · Min 26.0 °C
29 February does not exist in this year – 28 February used.
2022
Avg. max28.2°Avg. min27.0°- Rain days
- 26 Rain days
- Precipitation
- 323 mm
- Avg. cloud cover
- 79 % cloudy
- Sea temperature
- –
Max 29.2 °C · Min 26.5 °C
29 February does not exist in this year – 28 February used.
2021
Avg. max28.0°Avg. min26.2°- Rain days
- 1 Rain days
- Precipitation
- 4.9 mm
- Avg. cloud cover
- 42 % cloudy
- Sea temperature
- –
Max 29.4 °C · Min 25.8 °C
29 February does not exist in this year – 28 February used.
2020
Avg. max28.2°Avg. min26.7°- Rain days
- 9 Rain days
- Precipitation
- 52.9 mm
- Avg. cloud cover
- 53 % cloudy
- Sea temperature
- –
Max 29.0 °C · Min 25.9 °C
2019
Avg. max28.1°Avg. min26.7°- Rain days
- 6 Rain days
- Precipitation
- 15.3 mm
- Avg. cloud cover
- 29 % cloudy
- Sea temperature
- –
Max 28.6 °C · Min 26.1 °C
29 February does not exist in this year – 28 February used.
2018
Avg. max27.7°Avg. min26.3°- Rain days
- 8 Rain days
- Precipitation
- 30.5 mm
- Avg. cloud cover
- 46 % cloudy
- Sea temperature
- –
Max 28.7 °C · Min 25.4 °C
29 February does not exist in this year – 28 February used.
2017
Avg. max27.8°Avg. min26.5°- Rain days
- 9 Rain days
- Precipitation
- 74.9 mm
- Avg. cloud cover
- 68 % cloudy
- Sea temperature
- –
Max 29.2 °C · Min 25.6 °C
29 February does not exist in this year – 28 February used.
Frequently asked questions
- How warm is it in Koh Samui in February?
- Daytime highs averaged 28.0 °C, night-time lows 26.6 °C. The highest value of the past 10 years was 29.7 °C (13 Feb 2025), the lowest 25.2 °C (1 Feb 2025).
- How often does it rain in Koh Samui in February?
- On average there were 9.1 rain days (at least 1 mm) with 82.4 mm of precipitation in total.
Check your exact travel dates
Choose your travel period – we show the weather for exactly those days.
Other destinations in February
Data sources
- Weather data
- Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains. - Sea temperature
- MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis) - Place search
- Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)