September weather forecast and climate
Langkawi, Malaysia

The first month of the autumn, September, is also a hot month in Langkawi, Malaysia, with average temperature varying between 23°C (73.4°F) and 31°C (87.8°F).

Temperature

July through October, with an average high-temperature of 31°C (87.8°F), are the coldest months.

Rainfall

In Langkawi, during 22 rainfall days, 339mm (13.3") of precipitation is typically accumulated. Throughout the year, there are 171 rainfall days, and 2305mm (90.7") of precipitation is accumulated.

Sea temperature

In Langkawi, the average water temperature is 29°C (84.2°F).
For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Langkawi, the average length of the day is 12.2h.

Sunshine

June through November, with an average of 6h of sunshine, are months with the least sunshine in Langkawi, Malaysia.

UV index

January through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an extreme threat to health from unsafe exposure to the UV radiation for the ordinary person.
In September, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the coldest month in Langkawi?

The coldest months in Langkawi are July through October, with an average high-temperature of 31°C (87.8°F).

What is the temperature in September in Langkawi?

In September, in Langkawi, Malaysia, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23°C (73.4°F).

How many days does it rain in September in Langkawi?

In Langkawi, Malaysia, during September, the rain falls for 22 days and regularly aggregates up to 339mm (13.3") of precipitation.

What is the sea water temperature in September in Langkawi?

In Langkawi, the average seawater temperature in September is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in September in Langkawi?

In September, the average length of the day in Langkawi is 12.2h.

What is the month with the least sunshine in Langkawi?

Months with the least sunshine are June through November, with an average of 6h of sunshine.

How long on average sun shines in September in Langkawi?

In September, the average sunshine in Langkawi is 6h.

What is the month with the highest UV index in Langkawi?

January through October, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index intensity in September in Langkawi?

In September, the average daily maximum UV index in Langkawi, Malaysia, is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV rays.
Average temperature in September - Langkawi, Malaysia
  • Average high temperature in September: 31°C

Warmest months (with the highest average high temperature) are February and March (34°C).
Months with the lowest average high temperature are July, August, September and October (31°C).

  • Average low temperature in September: 23°C

Months with the highest average low temperature are April, May and June (24°C).
Coldest months (with the lowest average low temperature) are January, February, March, July, August, September, October, November and December (23°C).

Average rainfall in September - Langkawi, Malaysia
  • Average rainfall in September: 339mm

The wettest month (with the highest rainfall) is October (344mm).
The driest month (with the lowest rainfall) is February (47mm).

Average rainfall days in September - Langkawi, Malaysia
  • Average rainfall days in September: 22 days

Months with the highest number of rainy days are September and October (22 days).
Months with the lowest number of rainy days are January and February (4 days).

Average sea temperature in September - Langkawi, Malaysia
  • Average sea temperature in September: 29°C

Best months for swimming (with the highest average sea temperature) are April, May, June and July (30°C).
Coldest months (with the lowest average sea temperature) are January, February and December (28°C).

Average daylight in September / Average sunshine in September - Langkawi, Malaysia
  • Average daylight in September: 12.2h

Months with the longest days are June and July (Average daylight: 12.5h).
Months with shortest days are January, November and December (Average daylight: 11.8h).

  • Average sunshine in September: 6h

Months with most sunshine are January, February, March and April (Average sunshine: 8h).
Months with least sunshine are June, July, August, September, October and November (Average sunshine: 6).

Average UV index in September - Langkawi, Malaysia
  • Average UV index in September: 12

Months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 12).
Months with the lowest UV index are November and December (UV index 11).

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