16-Day Forecast
Tue
8 Sept
31°C
Daytime High
30.4°C sea
25°C
Overnight Low
☀☀☀☀☀
11h sun
5.6mm rain
Wed
9 Sept
31°C
Daytime High
30.4°C sea
27°C
Overnight Low
☀☀☀☀☀
11.5h sun
4.5mm rain
Thu
10 Sept
29°C
Daytime High
30.3°C sea
25°C
Overnight Low
☀☀○○○
5h sun
25.5mm rain
Fri
11 Sept
27°C
Daytime High
30°C sea
25°C
Overnight Low
☀○○○○
0.8h sun
38.2mm rain
Sat
12 Sept
27°C
Daytime High
29.7°C sea
25°C
Overnight Low
☀○○○○
2h sun
32.4mm rain
Sun
13 Sept
29°C
Daytime High
29.3°C sea
25°C
Overnight Low
☀☀☀○○
5.7h sun
26.1mm rain
Mon
14 Sept
27°C
Daytime High
29.2°C sea
26°C
Overnight Low
☀☀☀☀☀
11.7h sun
11mm rain
Tue
15 Sept
29°C
Daytime High
29°C sea
25°C
Overnight Low
☀☀☀☀☀
11.3h sun
14.2mm rain
Wed
16 Sept
26°C
Daytime High
~29.9°C sea
25°C
Overnight Low
☀○○○○
2.5h sun
23.6mm rain
Thu
17 Sept
26°C
Daytime High
~29.9°C sea
25°C
Overnight Low
○○○○○
17.6mm rain
Fri
18 Sept
28°C
Daytime High
~29.9°C sea
25°C
Overnight Low
☀☀☀○○
6h sun
10.2mm rain
Sat
19 Sept
29°C
Daytime High
~29.9°C sea
26°C
Overnight Low
☀☀☀☀☀
11.8h sun
6.8mm rain
Sun
20 Sept
27°C
Daytime High
~29.9°C sea
25°C
Overnight Low
☀☀☀☀☀
11.8h sun
19.4mm rain
Mon
21 Sept
28°C
Daytime High
~29.9°C sea
25°C
Overnight Low
☀☀☀☀☀
11.4h sun
12mm rain
Tue
22 Sept
28°C
Daytime High
~29.9°C sea
26°C
Overnight Low
☀☀☀☀☀
11.2h sun
1.3mm rain
Wed
23 Sept
~28.8°C
Daytime High
~29.9°C sea
~26°C
Overnight Low
☀☀☀☀○
8.7h sun
hist. avg
☀ = sunshine score · °C high / low · hours of sunshine shown below
About Koh Phangan
Koh Phangan, Thailand stands out as one of Southeast Asia's most captivating tropical islands, offering the perfect blend of pristine beaches, vibrant nightlife, and spiritual wellness retreats that makes it an ideal destination for a sunshine holiday. Whether you're seeking adventure, relaxation, or cultural immersion, this island paradise delivers year-round warmth and natural beauty that keeps visitors returning season after season.
The climate in Koh Phangan, Thailand maintains consistently warm conditions throughout the year, with average summer temperatures reaching a balmy 32°C during peak season, while winter months hover around a still-pleasant 28°C. If you're familiar with Mediterranean destinations like southern Europe, imagine weather that's slightly warmer and more humid year-round. The sea temperature peaks around 32°C, making the waters inviting for swimming and water sports almost every day. The island experiences tropical monsoon patterns, with the southwest monsoon bringing the most rainfall typically between May and October, while the northeast monsoon season creates drier, more stable conditions.
The best time to visit Koh Phangan is during the dry season from November through April, when you'll enjoy the warmest and sunniest weather alongside calm seas perfect for snorkeling and diving. December and January tend to attract the most visitors seeking to escape colder climates, though the island welcomes holiday makers throughout these months with its reliable sunshine and comfortable beach conditions. For those looking to avoid crowds while still enjoying excellent weather, March and April offer warm temperatures and lower tourist numbers.
Beyond the beaches, Koh Phangan offers diverse experiences suited to every type of traveler. Families appreciate the calm waters and beachfront resorts, while couples find romance in sunset beach walks and seaside dining. Adventure seekers can tackle jungle trekking, rock climbing, and diving expeditions, while the island's numerous yoga studios and wellness centers attract those seeking spiritual rejuvenation. The Full Moon Party remains the island's most famous attraction, drawing thousands to Hat Rin beach, though quieter alternatives like the Half Moon Party offer similar celebrations with fewer crowds. Local cuisine showcases authentic Thai flavors in beachfront restaurants and night markets, where you can sample fresh seafood and traditional dishes.
Reaching Koh Phangan is straightforward, with international flights connecting to Thailand's major hubs in Bangkok and Phuket. From these gateway cities, visitors can take a short domestic flight or ferry service to reach the island, making holidays in Koh Phangan accessible for travelers from across the globe.
Typical rainfall & humidity in Koh Phangan
Jan
48.9mm · 76%
Feb
73mm · 77%
Mar
35mm · 75%
Apr
48.7mm · 74%
May
137.9mm · 78%
Jun
97.4mm · 77%
Jul
164mm · 79%
Aug
134.8mm · 78%
Sep
162.2mm · 81%
Oct
278.2mm · 84%
Nov
298.2mm · 82%
Dec
182.3mm · 80%
Average monthly rainfall and relative humidity, based on the last 3 years of historical data.
