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Thailand Weather September

To help you choose the best time to travel, you can find climate data below on the weather in Thailand in September.

Thailand Weather September:BangkokPhuket
day temperatureaverage daily high+32.8°C+31.5°C
night temperatureaverage daily low+25°C+24.6°C
sea temperaturesea temperature+28°C+28°C
Daylight hoursdaylight hours12.6h12.5h
sunny hours per daysunny/overcast hours5.2/7.4h3.6/8.9h
average monthly precipitationaverage monthly precipitation334 mm361 mm

Best places in Thailand

Temperature in Thailand

The average daily maximum in September is +32.8 — +31.5°C, and the minimum +25 — +24.6°C.

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Best places in Thailand:




Patong Beach

Koh Samui

Similan Islands

Chiang Mai

Ao Nang

Hua Hin

Koh Phangan

Koh Lanta

Jomtien Beach

Most Popular Destinations in the World

Sea temperature

The average monthly temperature in the Gulf of Thailand on the beaches of Bangkok in September is +28 degrees and in the Andaman Sea on the beaches of Phuket +28 degrees.

The water is not only warm enough to bathe in, but it is also possible to stay in the water for an extended amount of time.

Thailand climate by month


The normal amount of precipitation for September is from 334 to 361 mm, a very high amount.