Ban Khao San
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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.

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

Ban Khao San Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Ban Khao San - and find the best time to visit.

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 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

Ban Khao San 3-Day Forecast

More climate data for Ban Khao San

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.