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Ao Nang Beach Weather in September
September in Ao Nang Beach averages 30°C (86°F) during the day and 26°C (79°F) at night. It is the wettest month of the year, with 314 mm (12 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Ao Nang Beach in September
As part of the rainy season, Ao Nang Beach sees around 22 days of rain in September, with an average of 314 mm (12 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Ao Nang Beach in September
Ao Nang Beach in September gets highs of 30°C (86°F) during the day and drops to 26°C (79°F) at night. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights stay warm at around 26°C (79°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Ao Nang Beach in September
The city usually sees around 145 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).September in Ao Nang Beach can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Ao Nang Beach Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
74%
Precipitation
314 mm (12 in)
Rainy days
22 days
Humidity
88% *
Sunshine
145 hours *
Percentage Sunshine
*
* Data from: Railey, Thailand (3 KM, 1 Miles).
Ao Nang Beach Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ao Nang Beach - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ao Nang Beach typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Ao Nang Beach in September
Browse day-by-day weather records for Ao Nang Beach spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ao Nang Beach historical weather extremes in September
According to our 50 years of weather records for Ao Nang Beach, the following extremes were recorded between 1976 and 2026.
- The warmest day in September was on September 15, 2001, with a maximum of 36°C (97°F).
- Ao Nang Beach experienced its chilliest September day on September 15, 2014, reaching only 25°C (77°F).
- The coldest night in September in Ao Nang Beach was on September 1, 1994, with a minimum of 20°C (68°F).
Best Places in Thailand in September
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Ao Nang Beach in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Ao Nang Beach in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Ao Nang Beach 3-Day Forecast
More climate data for Ao Nang Beach
Temperature Rainfall Sunshine Humidity
See the full Ao Nang Beach climate overview or explore weather in Thailand.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bangkok
34°C (93°F) Chiang Mai33°C (91°F) Jomtien Beach32°C (90°F) Hua Hin32°C (90°F) Ao Nang Beach30°C (86°F) Koh Samui30°C (86°F) Ko Lanta30°C (86°F) Patong Beach29°C (84°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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