Chaweng Noi Beach
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Chaweng Noi Beach Weather in September

September in Chaweng Noi Beach sees daytime temperatures around 30°C (86°F) and lows of 27°C (81°F) at night. With around 159 mm (6.3 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Chaweng Noi Beach in September

Based on our climate data of the past 30 years, about 18 days of rain are anticipated, with 159 mm (6.3 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Chaweng Noi Beach in September

Chaweng Noi Beach in September gets highs of 30°C (86°F) during the day and drops to 27°C (81°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights remain warm at around 27°C (81°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.

Sunshine in Chaweng Noi Beach in September

The month brings about 145 hours of sunlight, offering a comfortable mix of sun and overcast.

Average water temperature in September

The water reaches 29°C (84°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.

If you prefer dry days with pleasant temperatures, January and February typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Chaweng Noi Beach Temperature in September

Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Water Temperature
29°C (84°F) *
Chance of Rain
58%
Precipitation
159 mm (6.3 in)
Rainy days
18 days
Humidity
79% *
Sunshine
145 hours *
Percentage Sunshine
*
* Data from: Koh Samui, Thailand (13 KM, 8 Miles).

Chaweng Noi Beach Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Chaweng Noi Beach - 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 Chaweng Noi Beach in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Expect water temperatures of around 29°C (84°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Chaweng Noi Beach in September

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

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Chaweng Noi Beach 3-Day Forecast

More climate data for Chaweng Noi Beach

Popular in September

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

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