Weather on a past date in Ko Samui

Any date from 1 January 2009 to yesterday.

Sun 11 Oct, 2026 Weather in Ko Samui

Sunrise: 06:08 AM
Sunset: 06:05 PM		Moonrise: 06:22 AM
Moonset: 06:27 PM		Max:
30.2 °c		Min:
26.9 °c		Avg:
28.7 °c		Precip:
10.16 mm		Max Wind:
16.9 kph
 
Sun 11
0:00 am
Sun 11
3:00 am
Sun 11
6:00 am
Sun 11
9:00 am
Sun 11
12:00 pm
Sun 11
3:00 pm
Sun 11
6:00 pm
Sun 11
9:00 pm
IconOvercastModerate or heavy rain showerPatchy rain possibleOvercastPatchy rain possiblePatchy rain possiblePatchy rain possibleModerate or heavy rain shower
Temp28.8°c27.2°c27.2°c29.2°c28.9°c29.2°c29.1°c28.5°c
Wind12.2 kmph11.5 kmph9.1 kmph12.2 kmph14.0 kmph15.1 kmph10.9 kmph10.7 kmph
Precip0.00 mm2.00 mm0.10 mm0.00 mm0.10 mm0.10 mm0.10 mm1.58 mm
Cloud100%100%100%100%100%100%100%100%
Humidity76%76%76%72%75%74%75%80%
Pressure1009 mb1008 mb1009 mb1012 mb1010 mb1008 mb1009 mb1012 mb

Ko Samui Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January27°C / 81°F26°C / 79°F27°C / 81°F143 hours147.53 mm / 5.81 In7 days1011 mb / 30 In
February28°C / 82°F27°C / 80°F27°C / 81°F158 hours43.29 mm / 1.70 In4 days1011 mb / 30 In
March29°C / 83°F27°C / 81°F28°C / 82°F198 hours114.36 mm / 4.50 In6 days1010 mb / 30 In
April30°C / 85°F28°C / 82°F29°C / 84°F212 hours132.71 mm / 5.22 In11 days1009 mb / 30 In
May30°C / 86°F28°C / 83°F29°C / 85°F185 hours163.23 mm / 6.43 In20 days1008 mb / 30 In
June30°C / 86°F28°C / 82°F29°C / 84°F168 hours123.57 mm / 4.86 In18 days1008 mb / 30 In
July30°C / 85°F28°C / 82°F29°C / 83°F153 hours130.65 mm / 5.14 In18 days1008 mb / 30 In
August29°C / 85°F28°C / 82°F29°C / 83°F158 hours135.06 mm / 5.32 In19 days1009 mb / 30 In
September29°C / 84°F27°C / 81°F28°C / 83°F108 hours180.47 mm / 7.11 In20 days1009 mb / 30 In
October29°C / 84°F27°C / 81°F28°C / 82°F101 hours294.97 mm / 11.61 In21 days1010 mb / 30 In
November28°C / 83°F27°C / 80°F28°C / 82°F79 hours412.32 mm / 16.23 In19 days1010 mb / 30 In
December28°C / 82°F27°C / 80°F27°C / 81°F118 hours247.36 mm / 9.74 In12 days1011 mb / 30 In

Need more than one day of Ko Samui history?

Download historical weather for Ko Samui, or any other location, in CSV from January 2009 onwards. Ideal for research, insurance, energy, agriculture and machine-learning projects.

  • Historical weatherDaily and hourly interval data.
  • Yearly monthly averagesMonthly averages for every year since 2009.
  • Monthly climate averagesLong-term climate normals by month.
  • CSV formatReady for Excel, Python, R or your database.
Buy historical weather data Or use the History API

Weather history near Ko Samui

Region

Surat Thani

See the Ko Samui 14-day forecast »

Hotels near Ko Samui

Ko Samui weather history: common questions

How far back does Ko Samui weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Ko Samui historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, pollen, evapotranspiration, autocomplete, time zone, astronomy and sports data into your new or existing project.
Get Started