Manado weather in September 2025

Expect 28°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Manado in September. Check more long-term weather averages for Manado in September before you book your next holiday to Indonesia in 2025/2026.

  • 28°C maximum daytime temperature in September in Manado28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in September in Manado10
    10 days with some rainfall
  • 20°C minimum night-time temperature in September in Manado20
    20°C min night temperature
  • 12 hours of daylight per day in September in Manado12
    12 hours of daylight per day
  • High heat & humidity in September in ManadoH
    High heat & humidity
  • 141 mm monthly rainfall in September in Manado141
    141 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Manado11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Manado29
    29°C sea temperature

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The September weather guide for Indonesia (Manado) 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 Indonesia

How hot is it in Manado in September?

Daytime temperatures usually reach 28°C in Manado in September with high heat and humidity, falling to 20°C at night.

How sunny is it in Manado in September?

There are normally 6 hours of bright sunshine each day in Manado in September - that's 50% of daylight hours.

How warm is the sea around Manado in September?

The average sea temperature around Manado in September is 29°C.

Does it rain in Manado in September?

There are usually 10 days with some rain in Manado in September and the average monthly rainfall is 141mm.

Manado September sunrise & sunset times

Browse the sunrise and sunset times for Manado in September 2025. Select a month to view Manado sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:37 17:45
Monday, 15th September 2025 05:32 17:39
Tuesday, 30th September 2025 05:28 17:34

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