Weather in Thailand in Mai
Country-wide climate normals across 14 cities in Thailand.
How Hot Is Thailand in Mai?
Thailand bakes uniformly in May: highs near 34°C from Si Racha to Mueang Nonthaburi.
Sunshine in Thailand in Mai
Limited sunshine and short daylight define Thailand's May: Bangkok averages just 1.5h of direct sun, with the sun up between 5:50 am and 6:35 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Thailand In Mai?
Wet conditions dominate Thailand in May — Bangkok sees 182mm of rain across 20 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Thailand Humid In Mai?
Thailand's May is humid — 63% on average in Bangkok, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Thailand In Mai
Light breezes are typical across Thailand in May: 17 kph in Bangkok, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Thailand In Mai
Thailand sees mostly cloudy weather through May: Bangkok averages 75% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.