Opatija weather in January 2025

Expect 6°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Opatija in January. Check more long-term weather averages for Opatija in January before you book your next holiday to Croatia in 2025/2026.

  • 6°C maximum daytime temperature in January in Opatija6
    6°C max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in January in Opatija14
    14 days with some rainfall
  • -3°C minimum night-time temperature in January in Opatija-3
    -3°C min night temperature
  • 9 hours of daylight per day in January in Opatija9
    9 hours of daylight per day
  • No heat & humidity in January in Opatija0
    No heat & humidity
  • 114 mm monthly rainfall in January in Opatija114
    114 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Opatija1
    1 (Low) UV index
  • 11°C sea temperature in January in Opatija11
    11°C sea temperature

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The January weather guide for Croatia (Opatija) 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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More about Croatia

How cold is it in Opatija in January?

Daytime temperatures usually reach 6°C in Opatija in January, falling to -3°C at night.

How sunny is it in Opatija in January?

There are normally 4 hours of bright sunshine each day in Opatija in January - that's 39% of daylight hours.

Is the sea cold around Opatija in January?

The average sea temperature around Opatija in January is 11°C.

Does it rain in Opatija in January?

There are usually 14 days with some rain in Opatija in January and the average monthly rainfall is 114mm. Rain may fall as snow in this month.

Opatija January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:42 16:31
Thursday, 16th January 2025 07:38 16:48
Friday, 31st January 2025 07:24 17:09

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