Christchurch weather in August 2025

Expect 12°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Christchurch in August. Check more long-term weather averages for Christchurch in August before you book your next holiday to New Zealand in 2025/2026.

  • 12°C maximum daytime temperature in August in Christchurch12
    12°C max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in August in Christchurch12
    12 days with some rainfall
  • 3°C minimum night-time temperature in August in Christchurch3
    3°C min night temperature
  • 10 hours of daylight per day in August in Christchurch10
    10 hours of daylight per day
  • No heat & humidity in August in Christchurch0
    No heat & humidity
  • 62 mm monthly rainfall in August in Christchurch62
    62 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in August in Christchurch2
    2 (Low) UV index
  • 9°C sea temperature in August in Christchurch9
    9°C sea temperature

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

Daytime temperatures usually reach 12°C in Christchurch in August, falling to 3°C at night.

How sunny is it in Christchurch in August?

There are normally 5 hours of bright sunshine each day in Christchurch in August - that's 44% of daylight hours.

Is the sea cold around Christchurch in August?

The average sea temperature around Christchurch in August is 9°C.

Does it rain in Christchurch in August?

There are usually 12 days with some rain in Christchurch in August and the average monthly rainfall is 62mm.

Christchurch August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:43 17:29
Saturday, 16th August 2025 07:23 17:45
Sunday, 31st August 2025 06:59 18:02

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