Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and Climate
Phuket, Thailand

A close view of beautiful long tail boats on the white sandy shores of a beach in Phuket, Thailand
A close view of beautiful long tail boats on the white sandy shores of a beach in Phuket, Thailand
Phuket, the second smallest province and largest island of Thailand, experiences a tropical monsoon climate classified under the Köppen climatic classification as Am. The climate is characterized by moderately high temperatures that have little variations throughout the year. Geographically located off the west coast of Southern Thailand in the Andaman Sea, Phuket has two major seasons: the long hot and rainy season and the short hot and dry season.

The rainy season from April to November is influenced by the monsoon. There is high rainfall throughout with average precipitation of 11.8" (299.7mm). September is the rainiest month with precipitation of 16.1" (408.9mm) on average. The wet season remains moderately hot with temperatures going as high as 93.2°F (34°C).

Within the rainy season, there is a period with the hottest temperatures of the year. Between February and April, the temperatures can go up to 98.6°F (37°C) making the hottest three months in Phuket. Humidity is moderately high in Phuket across the year with a high average of 77%. The most humid months are September and October with 82% humidity on average.

From December to March, Phuket experiences the dry season with minimal rainfall that fetches low average precipitation of 1.7" (43.2mm). February remains the driest month with only four days of rain and low precipitation of 1.1" (27.9mm). Humidity averages 70% during this period with February as the least humid month at 69.1% of relative humidity.
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The best time to visit Phuket is from mid-November to March. The temperatures remain high and scorching in the range of 71.6°F (22°C) and 93.2°F (34°C). Any outdoor engagements require protective sunscreen and cover from the hot sun, and mildly high UV index of 9. However, the humidity is moderately tolerable and the season is devoid of the extremely high rainfall of the wet season.
This period is good for touring all the lovely places in Phuket. Spending time on the glorious beaches is possible with warm sea temperatures of 84.2°F (29°C) on most days.
Touring the numerous islands around Phuket, the famous temples, and the striking monuments like the Giant Buddha make the top gorgeous bucket list ideas for any visit to the beautiful province. Clear blue skies and clear warm waters prevailing in the season makes a good time for sight-seeing from several striking viewpoints.

The worst time to visit Phuket is from July to October. This period falls in the rainiest and hottest weather. Touring Phuket becomes interrupted occasionally with the high rainfall. When the rains fall continuously for several days, Phuket gets wet and unpleasant with mild floods at its downtown.
The beaches remain lovely in the mid-morning, but often the sea gets rough with high waves and dangerous currents due to the monsoon. During this period, on most of the afternoons, the currents force an end to swim and any other sea activities.

Phuket is susceptible to flooding during the wet season. When the rains are received for several days continuously, floods build up and can cause significant damage.
During the monsoon season, Phuket is prone to tropical storms, albeit mildly, that can be highly hazardous. This period can also result in moderately high tides and strong currents that are potentially dangerous.
Tropical cyclones and typhoons can hit Phuket, although their occurrence differs from year to year as a result of Phuket's location on the Andaman Sea.

An average low humidity of 70% introduces the moderately hot weather of January. The weather is mainly characterized by high temperatures in the range of 71.6°F (22°C) and 89.6°F (32°C), and up to eight hours of hot sun daily. Weather in January »

Temperatures remain high in the range of 73.4°F (23°C) and 91.4°F (33°C) making the weather quite warm. February activities include swimming in the 84.2°F (29°C) ocean, and island hopping to cool off the excess heat. Weather in February »

The temperatures remain hot and scorching in the range of 73.4°F (23°C) and 93.2°F (34°C) prompting most people to escape the weather with the prolonged swims in the ocean. Weather in March »

The days are moderately hot and sunny experiencing up to nine hours of sunshine, and more cover and sunscreen protection remains essential. Weather in April »

A steady high temperature in the range of 77°F (25°C) and 89.6°F (32°C) introduces the hot weather in May. Days remain hot with eight hours of sunshine on average, consequently heating the sea to 86°F (30°C). Weather in May »

The sea constantly remains warm at 86°F (30°C) from the seven warm hours of sunshine each day. Temperatures still scorch in the high range of 77°F (25°C) and 89.6°F (32°C) making most days sunny and tropical. Weather in June »

With eight long hours of sunshine and scorching temperatures in the range of 77°F (25°C) and 87.8°F (31°C), July in Phuket remains quite hot. Weather in July »

August experiences a slight reduction in rainfall, but still fetches moderately high precipitation of 10.4" (264.2mm) across nineteen days of rain. The days are wet but remain sunny from the eight daily hours of sunshine. Weather in August »

September is the coolest month in Phuket with moderately low temperatures in the range of 75.2°F (24°C) and 86°F (30°C). These are the lowest temperatures experienced in Phuket. Weather in September »

Temperatures remain quite high in the range of 75.2°F (24°C), and 87.8°F (31°C) and the primary outdoor activities remain swimming in the infinite beaches and touring the islands around Phuket. Weather in October »

November has constant high temperatures in the range of 73.4°F (23°C) and 87.8°F (31°C) making most days hot albeit tolerable. The skies become less cloudy, and sight-seeing improves. Weather in November »

The days get drier, and the sunshine hours increase to eight per day making most days warmer and mildly pleasant. Temperatures remain high in the range of 73.4°F (23°C) and 87.8°F (31°C). Weather in December »