Ban Khao San Weather in September

September in Ban Khao San typically sees daytime highs of 33°C (91°F) and nighttime lows of 25°C (77°F). September falls within the rainy season, so heavy rainfall is to be expected.

Rainfall in Ban Khao San in September

Ban Khao San is in the rainy season in September, with rain on around 18 days and an average of 291 mm (11 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Ban Khao San in September

Daytime highs in Ban Khao San in September reach 33°C (91°F), with nights around 25°C (77°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.

September in Ban Khao San 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.

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For a detailed overview over the year and the best time to visit Thailand, check out our Ban Khao San's climate page.

Ban Khao San Temperature in September

Min Temperature 25°C (77°F)  

Max Temperature 33°C (91°F)  

Chance of Rain 61%  

Precipitation 291 mm (11 in)  

Rainy days 18 days  

What to Wear in Ban Khao San 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!

What To Do in Ban Khao San in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Thailand, check out our Ban Khao San's climate page.

More climate data for Ban Khao San

Temperature Rainfall

See the full Ban Khao San climate overview or explore weather in Thailand.