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The weather in
Lisbon
See today's weather and the 14-day forecast for Lisbon. Search another place to look ahead instantly.
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Lisbon, Lisbon
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next 24 hours
Rain forecast for Lisbon
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looking ahead in Lisbon
The next 14 days
Lisbon weather
Weather in Lisbon
See the forecast for Lisbon in one clear overview. From temperature and wind to the chance of rain: plan a walk along the waterfront or a day exploring the hilly old town with up-to-date information.
Today and the next 14 days
The forecast for Lisbon is updated daily. Check the temperature, wind and chance of rain hour by hour, and use the 14-day outlook to plan ahead and spot which days look best for being outside.
Practical weather notes for Lisbon
Lisbon's Atlantic coastal position keeps summers less extreme than inland Iberian cities, with a cooling sea breeze that often picks up in the afternoon. The steep, narrow streets of the old town can feel noticeably warmer than the breezy riverfront just below.
Seasons in Lisbon
Winters are among the mildest of any European capital, with rain rather than cold being the main thing to plan around. Summers are warm, dry and reliably sunny.
Frequently asked questions
How often is the forecast updated?
The live weather data refreshes several times a day, so you're always seeing the latest forecast for Lisbon.
Is the 14-day forecast reliable?
The first few days are usually the most accurate. Further ahead, the forecast mainly shows a trend rather than the exact weather at a specific hour.
What should I check before heading outside?
Look at the combination of rain, wind and feels-like temperature. A short trip can handle a passing shower, but a longer walk or bike ride benefits from a more stable stretch of weather.
climate
Climate in Lisbon by month
Planning a trip to Lisbon? Below are the average daily high and low temperatures and the rainfall for each month, plus the sea temperature. For the coming days, see the forecast above.
| Month | Avg high | Avg low | Rain | Sea |
|---|---|---|---|---|
| January | 14.6°C (58°F) | 8.8°C (48°F) | 55 mm (2.2 in) | 15.0°C (59°F) |
| February | 15.9°C (61°F) | 9.4°C (49°F) | 49 mm (1.9 in) | 14.8°C (59°F) |
| March | 17.2°C (63°F) | 10.3°C (51°F) | 59 mm (2.3 in) | 15.1°C (59°F) |
| April | 19.4°C (67°F) | 12.1°C (54°F) | 62 mm (2.4 in) | 16.7°C (62°F) |
| May | 22.8°C (73°F) | 14.5°C (58°F) | 38 mm (1.5 in) | 17.6°C (64°F) |
| June | 24.8°C (77°F) | 16.4°C (62°F) | 16 mm (0.6 in) | 19.3°C (67°F) |
| July | 27.7°C (82°F) | 18.0°C (64°F) | 3 mm (0.1 in) | 19.5°C (67°F) |
| August | 28.3°C (83°F) | 18.5°C (65°F) | 1 mm (0.0 in) | 19.5°C (67°F) |
| September | 26.1°C (79°F) | 17.5°C (64°F) | 30 mm (1.2 in) | 18.5°C (65°F) |
| October | 22.9°C (73°F) | 15.7°C (60°F) | 78 mm (3.1 in) | 18.9°C (66°F) |
| November | 18.0°C (64°F) | 12.3°C (54°F) | 75 mm (3.0 in) | 17.6°C (64°F) |
| December | 15.8°C (60°F) | 10.3°C (51°F) | 76 mm (3.0 in) | 15.7°C (60°F) |
Source: ERA5 reanalysis via Open-Meteo, 2015-2024; sea temperature: Open-Meteo Marine, 2023-2025. Model averages for a grid cell, not official station records.
Best time to visit Lisbon
The warmest month in Lisbon is August, with an average high of 28.3°C (83°F). The coolest is January, at 14.6°C (58°F). The wettest month is October, with about 78 mm (3.1 in) of rain. Highs of 25°C (77°F) or more are typical from July to September. For sightseeing and walking, with highs between 18 and 27°C (64 to 81°F), April to June and September to November are the most comfortable. The sea is warmest in July, at 19.5°C (67°F), and coolest in February, at 14.8°C (59°F). It doesn't reach 21°C (70°F) in any month.
Climate FAQ
What is the warmest month in Lisbon?
August, with an average high of 28.3°C (83°F) and an average low of 18.5°C (65°F) (averages for 2015-2024).
What is the wettest month in Lisbon?
October, with about 78 mm (3.1 in) of rain. The driest month is August.
When can you swim in the sea in Lisbon?
The sea stays below 21°C (70°F) on average; it is warmest in July, at 19.5°C (67°F).
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