Lisbon weather in December 2025

Expect daytime maximum temperatures of 59°F in Lisbon, Portugal in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 4.2 inches of rainfall in the month.

  • 59°F maximum daytime temperature in December in Lisbon59
    59°F max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in December in Lisbon14
    14 days with some rainfall
  • 48°F minimum night-time temperature in December in Lisbon48
    48°F min night temperature
  • 10 hours of daylight per day in December in Lisbon10
    10 hours of daylight per day
  • No heat & humidity in December in Lisbon0
    No heat & humidity
  • 4.2 inches monthly rainfall in December in Lisbon4.2
    4.2 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Lisbon2
    2 (Low) UV index
  • 61°F sea temperature in December in Lisbon61
    61°F sea temperature

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The December 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.

Metric (°C)  |  Imperial (°F)

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How warm is it in Lisbon in December?

Daytime temperatures usually reach 59°F in Lisbon in December, falling to 48°F at night.

How sunny is it in Lisbon in December?

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

How warm is the sea around Lisbon in December?

The average sea temperature around Lisbon in December is 61°F.

Does it rain in Lisbon in December?

There are usually 14 days with some rain in Lisbon in December and the average monthly rainfall is 4.2 inches.

Lisbon December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:36 17:15
Tuesday, 16th December 2025 07:48 17:16
Wednesday, 31st December 2025 07:55 17:25

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