September weather forecast and climate
Miri, Malaysia

What is the temperature in September in Miri?

In September, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23.4°C (74.1°F).

How many days does it rain in September in Miri?

In Miri, in September, during 14 rainfall days, typically, 249.5mm (9.8") of precipitation is accumulated.

How warm is the water in September in Miri?

In Miri, in September, the average water temperature is 29.7°C (85.5°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
Average temperature in September - Miri, Malaysia
  • Average high temperature in September: 31°C

The warmest month (with the highest average high temperature) is May (31.6°C).
The month with the lowest average high temperature is January (29.9°C).

  • Average low temperature in September: 23.4°C

The month with the highest average low temperature is May (23.9°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).

Average rainfall in September - Miri, Malaysia
  • Average rainfall in September: 249.5mm

The wettest month (with the highest rainfall) is December (349.2mm).
The driest month (with the lowest rainfall) is March (134.4mm).

Average rainfall days in September - Miri, Malaysia
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is December (18 days).
The month with the lowest number of rainy days is March (9 days).

Average sea temperature in September - Miri, Malaysia
  • Average sea temperature in September: 29.7°C

Best months for swimming (with the highest average sea temperature) are June and July (30.3°C).
The coldest month (with the lowest average sea temperature) is February (27.1°C).

Average daylight in September / Average sunshine in September - Miri, Malaysia
  • Average daylight in September: 12.1h

Months with the longest days are June and July (Average daylight: 12.4h).
Months with shortest days are January, November and December (Average daylight: 11.9h).

  • Average sunshine in September: 6.2h

The month with most sunshine is April (Average sunshine: 7.2h).
The month with least sunshine is January (Average sunshine: 5.5h).

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

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

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