Dunedin weather in January 2026

Expect daytime maximum temperatures of 64°F in Dunedin, New Zealand in January based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 2.7 inches of rainfall in the month.

  • 64°F maximum daytime temperature in January in Dunedin64
    64°F max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in January in Dunedin16
    16 days with some rainfall
  • 52°F minimum night-time temperature in January in Dunedin52
    52°F min night temperature
  • 15 hours of daylight per day in January in Dunedin15
    15 hours of daylight per day
  • No heat & humidity in January in Dunedin0
    No heat & humidity
  • 2.7 inches monthly rainfall in January in Dunedin2.7
    2.7 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in January in Dunedin10
    10 (Very High) UV index
  • 57°F sea temperature in January in Dunedin57
    57°F sea temperature

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

Daytime temperatures usually reach 68°F in Dunedin in January, falling to 55°F at night.

How sunny is it in Dunedin in January?

There are normally 8 hours of bright sunshine each day in Dunedin in January - that's 51% of daylight hours.

How warm is the sea around Dunedin in January?

The average sea temperature around Dunedin in January is 61°F.

Does it rain in Dunedin in January?

There are usually 9 days with some rain in Dunedin in January and the average monthly rainfall is 3.1 inches.

Dunedin January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 04:51 20:31
Friday, 16th January 2026 05:08 20:26
Saturday, 31st January 2026 05:30 20:12

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