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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the PressHive weather desk. Data from national met services via Open-Meteo.
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Check the live forecast above for current conditions, then use this month-by-month guide to plan your trip to Thailand. The country’s tropical climate is shaped by monsoons, bringing a hot dry season, a rainy season, and a cooler dry season.
What is Thailand’s weather like throughout the year?
Thailand’s weather divides into three main periods. The hot season runs from March to June, with coastal highs often exceeding 35°C. The rainy monsoon season follows, typically June to October, bringing heavy showers—especially on the Andaman coast. The cooler, drier season from November to February offers the most comfortable temperatures for travel.
How does the weather vary by month?
January and February are peak travel months: low humidity, clear skies, and temperatures around 25–30°C. For thailand weather february, expect near-perfect beach conditions in Phuket and Koh Samui. March and April are the hottest, with April often reaching 38°C and high humidity. May brings the first monsoon rains to the west coast. From June to August, rain is frequent but brief, and temperatures remain warm. September and October see the heaviest rainfall, especially in Bangkok and the north—check thailand weather by month october for persistent downpours. November and December signal the start of the cool season, with clear evenings and pleasant heat during the day.
Which month is the best for visiting Thailand?
Generally, November to February offers the most comfortable weather: lower humidity, cool evenings, and minimal rain. For thailand weather by month celsius, these months average 20–30°C. Avoid April if you dislike extreme heat.
When does the rainy season start?
The monsoon begins in June, with the heaviest rain on the Andaman coast (Phuket, Krabi) from June to October. The Gulf coast (Koh Samui) sees more rain later, around October to December. Thailand weather by month humidity peaks during these months, often above 80%.
How hot does it get in Thailand in Fahrenheit?
For thailand weather by month fahrenheit, the hot season (March–June) ranges from 86°F to 100°F. The cool season (November–February) is 68°F to 86°F. Even the rainy season stays warm, around 77°F to 90°F.
Sources
For UK travellers planning a trip, also see our UK weather hub for departure conditions, or check Dubai Weather and Marrakech Weather for alternative winter-sun destinations.