Portugal weather in January 2025

Expect 15°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Portugal in January. Check more long-term weather averages for Portugal in January before you book your next holiday to Portugal in 2025/2026.

  • 15°C maximum daytime temperature in January in Portugal (Lisbon)15
    15°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in January in Portugal (Lisbon)14
    14 days with some rainfall
  • 8°C minimum night-time temperature in January in Portugal (Lisbon)8
    8°C min night temperature
  • 10 hours of daylight per day in January in Portugal (Lisbon)10
    10 hours of daylight per day
  • No heat & humidity in January in Portugal (Lisbon)0
    No heat & humidity
  • 109 mm monthly rainfall in January in Portugal (Lisbon)109
    109 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Portugal (Lisbon)2
    2 (Low) UV index
  • 15°C sea temperature in January in Portugal (Lisbon)15
    15°C sea temperature

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The January weather guide for Portugal (Lisbon) 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.

Top Portugal destinations

Below are average maximum temperatures at popular destinations in Portugal in January. Select a destination to see more weather parameters.

All Portugal regions

All Portugal destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Portugal

How warm is it in Portugal in January?

Daytime temperatures usually reach 15°C in Lisbon, Portugal in January, falling to 8°C at night.

How sunny is it in Portugal in January?

There are normally 5 hours of bright sunshine each day in Lisbon, Portugal in January - that's 48% of daylight hours.

How warm is the sea around Portugal in January?

The average sea temperature around Lisbon, Portugal in January is 15°C.

Does it rain in Portugal in January?

There are usually 14 days with some rain in Lisbon, Portugal in January and the average monthly rainfall is 109mm.

Portugal January sunrise & sunset times

Browse the sunrise and sunset times for Portugal in January 2025. Select a month to view Portugal sunrise and sunset times for the next 12 months. The Portugal sunrise and sunset times shown below are for Lisbon.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:55 17:26
Thursday, 16th January 2025 07:53 17:40
Friday, 31st January 2025 07:43 17:57

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