Similan Islands weather in December
Warm and pleasant, with some rainy days. Average highs of 28°C and lows of 27°C, with around 13 rainy days expected throughout the month.
While December isn't our top-rated month for Similan Islands, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
28°C
Average low
27°C
Rainy days
13 days
Best months to visit
January, February, March
What to do in Similan Islands in December
Whatever the weather, Similan Islands rewards curious visitors. Here are some of the best ways to spend your time:
Dive world-class coral gardens and reefs
Explore dramatic granite boulder formations underwater
Photograph tropical fish and marine life
Snorkel pristine shallow reefs
Camp on island beaches accessed by boat
Take liveaboard diving expeditions
What to pack for December
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
Recommended
January
28C
Warm and pleasant, with occasional showers.
Recommended
February
28C
Warm and pleasant, with occasional showers.
Recommended
March
29C
Warm and pleasant, with occasional showers.
April
29C
Warm and pleasant, with regular rainfall.
May
29C
Warm and pleasant, with frequent heavy rain.
June
29C
Warm and pleasant, with frequent heavy rain.
July
29C
Warm and pleasant, with frequent heavy rain.
August
28C
Warm and pleasant, with frequent heavy rain.
September
28C
Warm and pleasant, with frequent heavy rain.
October
28C
Warm and pleasant, with frequent heavy rain.
November
28C
Warm and pleasant, with frequent heavy rain.
December (you are here)
28C
Warm and pleasant, with some rainy days.
Book your December trip to Similan Islands
Find hotels, tours and experiences for the perfect escape.
