New Plymouth weather in January 2025

Expect 21°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in New Plymouth in January. Check more long-term weather averages for New Plymouth in January before you book your next holiday to New Zealand in 2025/2026.

  • 21°C maximum daytime temperature in January in New Plymouth21
    21°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in January in New Plymouth12
    12 days with some rainfall
  • 13°C minimum night-time temperature in January in New Plymouth13
    13°C min night temperature
  • 15 hours of daylight per day in January in New Plymouth15
    15 hours of daylight per day
  • No heat & humidity in January in New Plymouth0
    No heat & humidity
  • 128 mm monthly rainfall in January in New Plymouth128
    128 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in January in New Plymouth11
    11 (Extreme) UV index
  • 19°C sea temperature in January in New Plymouth19
    19°C sea temperature

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The January weather guide for New Zealand (New Plymouth) 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 New Plymouth in January?

Daytime temperatures usually reach 21°C in New Plymouth in January, falling to 13°C at night.

How sunny is it in New Plymouth in January?

There are normally 8 hours of bright sunshine each day in New Plymouth in January - that's 54% of daylight hours.

How warm is the sea around New Plymouth in January?

The average sea temperature around New Plymouth in January is 19°C.

Does it rain in New Plymouth in January?

There are usually 12 days with some rain in New Plymouth in January and the average monthly rainfall is 128mm.

New Plymouth January sunrise & sunset times

Browse the sunrise and sunset times for New Plymouth in January 2025. Select a month to view New Plymouth sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 06:01 20:53
Thursday, 16th January 2025 06:16 20:50
Friday, 31st January 2025 06:33 20:40

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