Ko Samui Weather in January

By Kirsten Henton


Check the Weather in Ko Samui, Thailand in January before you book your next holiday. This gives the best indication of the weather in January and includes figures for temperature, sunshine and rainfall.

Max Daytime Temperature (°C) 29°C (84°F) Max Daytime Temperature in January in Ko Samui 29°C (84°F) in January
Min Night-time Temperature (°C) 22°C (72°F) Min Night-time Temperature in January in Ko Samui 22°C (72°F) in January
Hours of Sunshine (Daily) 7 Hours of Bright Sunshine per day (64% of Daylight Hours) in January in Ko Samui 7 Hours per day in January
Hours of Daylight (Daily) 12 Hours of Daylight in January in Ko Samui 12 Hours per day in January
Heat and Humidity Discomfort High heat & humidity in January in Ko Samui High in January
Days with some Rainfall 10 Days with some Rainfall in January in Ko Samui 10 Days in January
Monthly Rainfall (mm) 123 mm (4.8 inches) Monthly Rainfall in January in Ko Samui 123 mm (4.8 inches) in January
UV Index (Maximum) UV (Maximum) Index 11 (Extreme) in January in Ko Samui 11 (Extreme) in January
Sea Temperature (°C) 28°C (82°F) Sea Temperature in January in Ko Samui 28°C (82°F) in January
All Months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C)  |  Imperial (°F) 

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Map of Thailand

Select a destination from the Thailand Map to view the january weather guide. Alternatively, select from the list of destinations below the map. Can't find the Thailand weather destination you are after? Try the Destination Search.

Bangkok   Cha Am   Chiang Mai   Chiang Rai   Hat Yai   Hua Hin   Kanchanaburi   Khao Lak   Khao Sok National Park   Khao Yai National Park   Ko Chang   Krabi   Mae Hong Son   Nakhon Ratchasima   Nan   Nong Khai   Pattaya   Phi Phi   Phuket   Sukhothai   Surat Thani   Ubon Ratchathani   Udon Thani  

Ko Samui weather by month

Check the weather for a particular month in Ko Samui by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Ko Samui. If you are not sure where to go, why not try our Holiday Planner.

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