Plan your trip around the weather

Winter weather 2026/2027 in Portugal

Find out where winter days are milder and how low temperatures fall at night. Compare precipitation across cities in December, January and February too.

Winter 2026/2027 covers December 2026 and January and February 2027. Compare each month separately to choose your travel dates.

December | January | February | 2026/2027NASA POWER | 1981-2025Weather history
History | NASA POWER

Weather month by month

Compare average temperatures, precipitation totals and precipitation days in previous years.

City or region
Historical comparison
Averages for the whole season

Lisbon

2015/16 - 2024/25 | 10 complete seasons
Average daytime high15.7°C
Average daily minimum12°C
Total precipitation167 mm
Days with >=1 mm precipitation26.7 days
Days with a minimum below 0°C0 days
Days with a maximum >=30°C0 days
December 2026
Average daytime high16.3°C
Average daily minimum12.8°C
Total precipitation
65 mm
Days with >=1 mm precipitation
9.3 days
Days with a minimum below 0°C
0 days
Monthly weather and details
January 2027
Average daytime high15.2°C
Average daily minimum11.6°C
Total precipitation
56 mm
Days with >=1 mm precipitation
9.4 days
Days with a minimum below 0°C
0 days
Monthly weather and details
February 2027
Average daytime high15.6°C
Average daily minimum11.6°C
Total precipitation
46 mm
Days with >=1 mm precipitation
8 days
Days with a minimum below 0°C
0 days
Monthly weather and details

Temperatures are average daily highs and lows. Precipitation totals and day counts refer to an average full month.

Averages for the whole season

Compare cities and regions

The table compares seasonal averages for five cities and regions over the selected historical period. Select a city to see its forecast.

City or regionAverage daytime highAverage daily minimumTotal precipitationDays with >=1 mm precipitationDays with a minimum below 0°C
Madeira18.6°C17.5°C82 mm190
Algarve16.4°C11.9°C210 mm21.60
Évora16.3°C5.8°C165 mm244.8
Lisbon15.7°C12°C167 mm26.70
Porto14.4°C9.1°C357 mm37.90
Lisbon | NASA POWER

How did previous seasons differ?

Each point shows the average daily high for one complete season. The chart lets you compare warmer and cooler years.

Lisbon: Average daytime high13°15°16°18°2015/16: 15.9°C2015/162016/17: 15.3°C2017/18: 14.8°C2017/182018/19: 15.4°C2019/20: 15.7°C2019/202020/21: 14.8°C2021/22: 16.2°C2021/222022/23: 16°C2023/24: 16.7°C2023/242024/25: 16.1°C2024/25
First 10 seasons | 1981/82 - 1990/9115°C
Last 10 seasons | 2015/16 - 2024/2515.7°C
Change in average daytime high+0.7°C

Winter 2026/2027

Current city forecasts

Choose a city to see the full forecast for available dates.

Other dates and destinations

Compare the other season

Winter 2026/2027

Questions before you travel

What does the seasonal comparison show?

The comparison shows temperatures, precipitation and the number of days with selected conditions in previous years. It helps you compare destinations and travel months. City pages provide the current forecast for available dates.

What does winter 2026 mean?

Here it means 1 December 2026 to 28 February 2027. December, January and February are shown separately to make choosing dates easier.

How are precipitation days counted?

We count days with a daily precipitation total of at least 1 mm. The figure on each card is the average number of these days per month or season over the selected historical period.

How should I choose a city and month?

Compare daytime temperatures, daily lows and precipitation days. Consider the time of day you plan to walk or go sightseeing. Check the current forecast before travelling.

Sources and comparison method

We use daily NASA POWER data for the coordinates of the selected cities and regions. Calculations cover complete months and seasons from 1981-2025. Autumn comprises September, October and November; winter combines December with January and February of the following year.

"Daytime high" is the average of daily maximum temperatures; the minimum is the average of daily lows. A precipitation day has a daily total of at least 1 mm. We show average precipitation totals and counts of these days per month or season. Each country comparison covers five selected cities and regions.

NASA POWER Daily API
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