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Thailand Weather July

HomeWeatherThailand Weather July

Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.

In July, Thailand is deep in its wet season, with heavy afternoon downpours and high humidity; temperatures average 28–32 °C across most regions, while coastal areas like Phuket see even more rain. Despite the showers, the country remains a popular destination due to fewer crowds and vibrant greenery.

How much rain does Thailand get in July?

July is one of the wettest months, especially on the west coast where the southwest monsoon hits directly. Phuket, Krabi and Koh Samui (west side) can receive 200–400 mm of rain, with many afternoons featuring intense but brief storms. On the east coast (Koh Samui east, Koh Phangan, Pattaya) rainfall is lower, often 100–150 mm, making it a better choice for a July trip if you want to minimise wet weather.

Is it worth going to Thailand in July?

Yes, if you plan around the rain. The country is lush, hotel rates are lower, and attractions are less crowded. Many travellers find the morning hours perfect for sightseeing and the afternoon storms a chance to rest. July also offers excellent surfing conditions on the Andaman coast. However, island hopping can be disrupted by rough seas on the west side.

Average temperature28–32 °C (82–90 °F) across Thailand
Phuket rainfall~350 mm over 18–20 rain days
Bangkok rainfall~200 mm, usually afternoon showers
Sea temperature~29 °C — very warm for swimming
Does it rain all day in Thailand in July?

No. Rain typically falls in short, heavy bursts in the late afternoon or early evening, often lasting only an hour or two. Mornings are usually sunny, and clear spells return overnight.

What about weather in Phuket during July?

Phuket experiences its heaviest rainfall in July, with frequent tropical downpours and rougher seas. Temperatures hold around 28–31 °C. It’s still possible to enjoy beaches and tours if you work around the rain.

How does July compare with August or September?

July is similar to August in terms of rain and temperature, while September tends to be the wettest month on the west coast. For the driest conditions in the wet season, consider visiting the east coast in July.

For updated forecasts across Australia, visit the Australia weather hub or check weather warnings for severe conditions.