Oia weather in January 2026

Expect 14°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Oia in January based on long-term weather averages. There is usually 11 days with some rainfall and 114 mm of average monthly rainfall in January.

  • 14°C maximum daytime temperature in January in Oia14
    14°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in January in Oia11
    11 days with some rainfall
  • 9°C minimum night-time temperature in January in Oia9
    9°C min night temperature
  • 10 hours of daylight per day in January in Oia10
    10 hours of daylight per day
  • No heat & humidity in January in Oia0
    No heat & humidity
  • 114 mm monthly rainfall in January in Oia114
    114 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Oia2
    2 (Low) UV index
  • 16°C sea temperature in January in Oia16
    16°C sea temperature

More about Oia

Oia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Santorini

KAYAK: Explore destinations from the UK

  • Explore top offers on direct flights from the UK
  • Filter destinations by price, trip type, flight time & more
  • Choose a destination to see cheapest fares & airlines
Go to KAYAK deal >>

View all KAYAK offers

The January weather guide for Santorini (Oia) 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)

Back to top

More about Greece

How warm is it in Oia in January?

Daytime temperatures usually reach 14°C in Oia in January, falling to 9°C at night.

How sunny is it in Oia in January?

There are normally 4 hours of bright sunshine each day in Oia in January - that's 42% of daylight hours.

How warm is the sea around Oia in January?

The average sea temperature around Oia in January is 16°C.

Does it rain in Oia in January?

There are usually 11 days with some rain in Oia in January and the average monthly rainfall is 114mm.

Oia January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:30 17:14
Friday, 16th January 2026 07:29 17:28
Saturday, 31st January 2026 07:21 17:43

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^