Mwanza weather in September 2025

Expect 82°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Mwanza in September. Check more long-term weather averages for Mwanza in September before you book your next holiday to Tanzania in 2025/2026.

  • 82°F maximum daytime temperature in September in Mwanza82
    82°F max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in September in Mwanza6
    6 days with some rainfall
  • 63°F minimum night-time temperature in September in Mwanza63
    63°F min night temperature
  • 12 hours of daylight per day in September in Mwanza12
    12 hours of daylight per day
  • Moderate heat & humidity in September in MwanzaM
    Moderate heat & humidity
  • 1.1 inches monthly rainfall in September in Mwanza1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Mwanza11
    11+ (Extreme) UV index

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The September weather guide for Tanzania (Mwanza) 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 Mwanza in September?

Daytime temperatures usually reach 82°F in Mwanza in September with moderate heat and humidity, falling to 63°F at night.

How sunny is it in Mwanza in September?

There are normally 8 hours of bright sunshine each day in Mwanza in September - that's 67% of daylight hours.

Does it rain in Mwanza in September?

There are usually 6 days with some rain in Mwanza in September and the average monthly rainfall is 1.1 inches.

Mwanza September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:47 18:50
Monday, 15th September 2025 06:41 18:46
Tuesday, 30th September 2025 06:35 18:42

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