Samarinda weather in September 2025

Expect 90°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Samarinda in September. Check more long-term weather averages for Samarinda in September before you book your next holiday to Indonesia in 2025/2026.

  • 90°F maximum daytime temperature in September in Samarinda90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in September in Samarinda10
    10 days with some rainfall
  • 73°F minimum night-time temperature in September in Samarinda73
    73°F min night temperature
  • 12 hours of daylight per day in September in Samarinda12
    12 hours of daylight per day
  • Very high heat & humidity in September in SamarindaVH
    Very High heat & humidity
  • 4.5 inches monthly rainfall in September in Samarinda4.5
    4.5 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Samarinda11
    11+ (Extreme) UV index

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The September weather guide for Indonesia (Samarinda) 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)  |  Imperial (°F)

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How hot is it in Samarinda in September?

Daytime temperatures usually reach 90°F in Samarinda in September with very high heat and humidity, falling to 73°F at night.

How sunny is it in Samarinda in September?

There are normally 7 hours of bright sunshine each day in Samarinda in September - that's 59% of daylight hours.

Does it rain in Samarinda in September?

There are usually 10 days with some rain in Samarinda in September and the average monthly rainfall is 4.5 inches.

Samarinda September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:08 18:14
Monday, 15th September 2025 06:03 18:10
Tuesday, 30th September 2025 05:58 18:05

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