Underberg weather in September 2026

Expect daytime maximum temperatures of 22°C in Underberg, South Africa in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 42 mm of rainfall in the month.

  • 22°C maximum daytime temperature in September in Underberg22
    22°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in Underberg8
    8 days with some rainfall
  • 6°C minimum night-time temperature in September in Underberg6
    6°C min night temperature
  • 12 hours of daylight per day in September in Underberg12
    12 hours of daylight per day
  • No heat & humidity in September in Underberg0
    No heat & humidity
  • 42 mm monthly rainfall in September in Underberg42
    42 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Underberg8
    8 (Very High) UV index

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The September weather guide for South Africa (Underberg) 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 South Africa

How hot is it in Underberg in September?

Daytime temperatures usually reach 18°C in Underberg in September, falling to 9°C at night.

How sunny is it in Underberg in September?

There are normally 7 hours of bright sunshine each day in Underberg in September - that's 62% of daylight hours.

How warm is the sea around Underberg in September?

The average sea temperature around Underberg in September is 15°C.

Does it rain in Underberg in September?

There are usually 11 days with some rain in Underberg in September and the average monthly rainfall is 96mm.

Underberg September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 06:17 17:47
Tuesday, 15th September 2026 06:00 17:54
Wednesday, 30th September 2026 05:42 18:03

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