Auckland weather in January 2026

Expect daytime maximum temperatures of 23°C in Auckland, New Zealand in January based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall and typically 75 mm of rainfall in the month.

  • 23°C maximum daytime temperature in January in Auckland23
    23°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in January in Auckland11
    11 days with some rainfall
  • 15°C minimum night-time temperature in January in Auckland15
    15°C min night temperature
  • 14 hours of daylight per day in January in Auckland14
    14 hours of daylight per day
  • No heat & humidity in January in Auckland0
    No heat & humidity
  • 75 mm monthly rainfall in January in Auckland75
    75 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Auckland11
    11+ (Extreme) UV index
  • 20°C sea temperature in January in Auckland20
    20°C sea temperature

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The January weather guide for New Zealand (Auckland) 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 hot is it in Auckland in January?

Daytime temperatures usually reach 23°C in Auckland in January, falling to 15°C at night.

How sunny is it in Auckland in January?

There are normally 7 hours of bright sunshine each day in Auckland in January - that's 51% of daylight hours.

How warm is the sea around Auckland in January?

The average sea temperature around Auckland in January is 20°C.

Does it rain in Auckland in January?

There are usually 11 days with some rain in Auckland in January and the average monthly rainfall is 75mm.

Auckland January sunrise & sunset times

Browse the sunrise and sunset times for Auckland in January 2026. Select a month to view Auckland sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 05:05 19:43
Friday, 16th January 2026 05:19 19:42
Saturday, 31st January 2026 05:35 19:33

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