Rotorua weather in September 2025

Expect 57°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Rotorua in September. Check more long-term weather averages for Rotorua in September before you book your next holiday to New Zealand in 2025/2026.

  • 57°F maximum daytime temperature in September in Rotorua57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 15 days with some rainfall in September in Rotorua15
    15 days with some rainfall
  • 43°F minimum night-time temperature in September in Rotorua43
    43°F min night temperature
  • 12 hours of daylight per day in September in Rotorua12
    12 hours of daylight per day
  • No heat & humidity in September in Rotorua0
    No heat & humidity
  • 6.8 inches monthly rainfall in September in Rotorua6.8
    6.8 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Rotorua5
    5 (Moderate) UV index

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The September weather guide for New Zealand (Rotorua) 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 warm is it in Rotorua in September?

Daytime temperatures usually reach 57°F in Rotorua in September, falling to 43°F at night.

How sunny is it in Rotorua in September?

There are normally 5 hours of bright sunshine each day in Rotorua in September - that's 40% of daylight hours.

Does it rain in Rotorua in September?

There are usually 15 days with some rain in Rotorua in September and the average monthly rainfall is 6.8 inches.

Rotorua September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:37 17:53
Monday, 15th September 2025 06:16 18:05
Tuesday, 30th September 2025 05:52 18:18

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