Windhoek weather in September 2025

Expect 27°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Windhoek in September. Check more long-term weather averages for Windhoek in September before you book your next holiday to Namibia in 2025/2026.

  • 27°C maximum daytime temperature in September in Windhoek27
    27°C max day temperature
  • 11 hours of sunshine per day
  • 2 days with some rainfall in September in Windhoek2
    2 days with some rainfall
  • 12°C minimum night-time temperature in September in Windhoek12
    12°C min night temperature
  • 12 hours of daylight per day in September in Windhoek12
    12 hours of daylight per day
  • Low heat & humidity in September in WindhoekL
    Low heat & humidity
  • 3 mm monthly rainfall in September in Windhoek3
    3 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Windhoek10
    10 (Very High) UV index

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The September weather guide for Namibia (Windhoek) 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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How hot is it in Windhoek in September?

Daytime temperatures usually reach 27°C in Windhoek in September with low heat and humidity, falling to 12°C at night.

How sunny is it in Windhoek in September?

There are normally 11 hours of bright sunshine each day in Windhoek in September - that's 88% of daylight hours.

Does it ever rain in Windhoek in September?

There are usually 2 days with some rain in Windhoek in September and the average monthly rainfall is 3mm.

Windhoek September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 07:02 18:42
Monday, 15th September 2025 06:48 18:46
Tuesday, 30th September 2025 06:33 18:50

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