Langkawi
Malaysia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Langkawi, Malaysia

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

Temperature

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

Rainfall

In Langkawi, during September, the rain falls for 22 days and regularly aggregates up to 339mm (13.3") of precipitation. Throughout the year, in Langkawi, there are 171 rainfall days, and 2305mm (90.7") of precipitation is accumulated.

Sea temperature

In Langkawi, the average seawater 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

The average length of the day in September is 12.2h.

Sunshine

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

UV index

Months with the highest UV index are January through October, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme health hazard from the exposure to the Sun's UV radiation for average individuals.
The average daily UV index of 12 in September transform into the following instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the coldest month in Langkawi?

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

What is the temperature in September in Langkawi?

The average high-temperature, in September, is 31°C (87.8°F), while the average low-temperature is 23°C (73.4°F).

How many days does it rain in September in Langkawi?

In Langkawi, in September, during 22 rainfall days, 339mm (13.3") of precipitation is typically accumulated.

What is the water temperature in September in Langkawi?

In Langkawi, in September, the average water temperature is 29°C (84.2°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

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

What is the month with the least sunshine in Langkawi?

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

How many hours of sunshine does Langkawi have in September?

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

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

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

How high is the UV index in September in Langkawi?

The average daily maximum UV index in September in Langkawi is 12. A UV Index reading of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation.
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).