Penang weather in September 2026

Expect daytime maximum temperatures of 30°C in Penang, Malaysia in September and very high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 23 days with some rainfall and typically 325 mm of rainfall in the month.

  • 30°C maximum daytime temperature in September in Penang30
    30°C max day temperature
  • 5 hours of sunshine per day
  • 23 days with some rainfall in September in Penang23
    23 days with some rainfall
  • 22°C minimum night-time temperature in September in Penang22
    22°C min night temperature
  • 12 hours of daylight per day in September in Penang12
    12 hours of daylight per day
  • Very high heat & humidity in September in PenangVH
    Very High heat & humidity
  • 325 mm monthly rainfall in September in Penang325
    325 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Penang11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Penang29
    29°C sea temperature

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The September weather guide for Malaysia (Penang) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Malaysia

How hot is it in Penang in September?

Daytime temperatures usually reach 32°C in Penang in September with very high heat and humidity, falling to 22°C at night.

How sunny is it in Penang in September?

There are normally 6 hours of bright sunshine each day in Penang in September - that's 45% of daylight hours.

Does it rain in Penang in September?

There are usually 18 days with some rain in Penang in September and the average monthly rainfall is 190mm.

Penang September sunrise & sunset times

Browse the sunrise and sunset times for Penang in September 2026. Select a month to view Penang sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 07:12 19:25
Tuesday, 15th September 2026 07:10 19:18
Wednesday, 30th September 2026 07:07 19:11

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