Milford Sound weather in September 2025

Expect daytime maximum temperatures of 9°C in Milford Sound, New Zealand in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 15 days with some rainfall and typically 279 mm of rainfall in the month.

  • 9°C maximum daytime temperature in September in Milford Sound9
    9°C max day temperature
  • 4 hours of sunshine per day
  • 15 days with some rainfall in September in Milford Sound15
    15 days with some rainfall
  • 1°C minimum night-time temperature in September in Milford Sound1
    1°C min night temperature
  • 12 hours of daylight per day in September in Milford Sound12
    12 hours of daylight per day
  • No heat & humidity in September in Milford Sound0
    No heat & humidity
  • 279 mm monthly rainfall in September in Milford Sound279
    279 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Milford Sound3
    3 (Moderate) UV index
  • 12°C sea temperature in September in Milford Sound12
    12°C sea temperature

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

Daytime temperatures usually reach 9°C in Milford Sound in September, falling to 1°C at night.

How sunny is it in Milford Sound in September?

There are normally 4 hours of bright sunshine each day in Milford Sound in September - that's 36% of daylight hours.

How warm is the sea around Milford Sound in September?

The average sea temperature around Milford Sound in September is 12°C.

Does it rain in Milford Sound in September?

There are usually 15 days with some rain in Milford Sound in September and the average monthly rainfall is 279mm.

Milford Sound September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 07:17 18:20
Monday, 15th September 2025 06:51 18:37
Tuesday, 30th September 2025 06:23 18:55

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