Kaikoura weather in December 2025

Expect daytime maximum temperatures of 18°C in Kaikoura, New Zealand in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 76 mm of rainfall in the month.

  • 18°C maximum daytime temperature in December in Kaikoura18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in December in Kaikoura10
    10 days with some rainfall
  • 7°C minimum night-time temperature in December in Kaikoura7
    7°C min night temperature
  • 15 hours of daylight per day in December in Kaikoura15
    15 hours of daylight per day
  • No heat & humidity in December in Kaikoura0
    No heat & humidity
  • 76 mm monthly rainfall in December in Kaikoura76
    76 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in December in Kaikoura10
    10 (Very High) UV index
  • 14°C sea temperature in December in Kaikoura14
    14°C sea temperature

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The December weather guide for New Zealand (Kaikoura) 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 Kaikoura in December?

Daytime temperatures usually reach 18°C in Kaikoura in December, falling to 7°C at night.

How sunny is it in Kaikoura in December?

There are normally 6 hours of bright sunshine each day in Kaikoura in December - that's 42% of daylight hours.

How warm is the sea around Kaikoura in December?

The average sea temperature around Kaikoura in December is 14°C.

Does it rain in Kaikoura in December?

There are usually 10 days with some rain in Kaikoura in December and the average monthly rainfall is 76mm.

Kaikoura December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 04:43 19:46
Tuesday, 16th December 2025 04:43 19:59
Wednesday, 31st December 2025 04:51 20:05

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