Wellington weather in August 2025

Expect 12°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Wellington in August based on long-term weather averages. There is usually 18 days with some rainfall and 136 mm of average monthly rainfall in August.

  • 12°C maximum daytime temperature in August in Wellington12
    12°C max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in August in Wellington18
    18 days with some rainfall
  • 6°C minimum night-time temperature in August in Wellington6
    6°C min night temperature
  • 11 hours of daylight per day in August in Wellington11
    11 hours of daylight per day
  • No heat & humidity in August in Wellington0
    No heat & humidity
  • 136 mm monthly rainfall in August in Wellington136
    136 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in August in Wellington2
    2 (Low) UV index
  • 12°C sea temperature in August in Wellington12
    12°C sea temperature

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The August weather guide for New Zealand (Wellington) 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 Wellington in August?

Daytime temperatures usually reach 12°C in Wellington in August, falling to 6°C at night.

How sunny is it in Wellington in August?

There are normally 4 hours of bright sunshine each day in Wellington in August - that's 38% of daylight hours.

How warm is the sea around Wellington in August?

The average sea temperature around Wellington in August is 12°C.

Does it rain in Wellington in August?

There are usually 18 days with some rain in Wellington in August and the average monthly rainfall is 136mm.

Wellington August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:29 17:26
Saturday, 16th August 2025 07:10 17:41
Sunday, 31st August 2025 06:48 17:55

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