Surabaja weather in September 2020

  • 32°C maximum daytime temperature in September in Surabaja32
    32°C max day temperature
  • 11 hours of sunshine per day
  • 1 day with some rainfall in September in Surabaja1
    1 day with some rainfall
  • 24°C minimum night-time temperature in September in Surabaja24
    24°C min night temperature
  • 12 hours of daylight per day in September in Surabaja12
    12 hours of daylight per day
  • Very high heat & humidity in September in SurabajaVH
    Very High heat & humidity
  • 20 mm monthly rainfall in September in Surabaja20
    20 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Surabaja11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Surabaja28
    28°C sea temperature
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The September weather guide for Surabaja, Indonesia 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.

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How hot is it in Surabaja in September?

Daytime temperatures usually reach 32°C in Surabaja in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Surabaja in September?

There are normally 11 hours of bright sunshine each day in Surabaja in September - that's 90% of daylight hours.

How warm is the sea around Surabaja in September?

The average sea temperature around Surabaja in September is 28°C.

Does it ever rain in Surabaja in September?

There is usually 1 day with some rain in Surabaja in September and the average monthly rainfall is 20mm.

Surabaja sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Surabaja in September 2020. Select a month to view Surabaja sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Tuesday, 1st September 2020 05:30 17:28
Tuesday, 15th September 2020 05:22 17:26
Wednesday, 30th September 2020 05:14 17:24
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where's hot in Indonesia in September?

Below are average maximum temperatures at popular destinations in Indonesia in September. Select a destination to see more weather parameters.

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