Lisbon month by month
Plan your visit to Lisbon by month. Compare weather, crowds, events, and prices across all twelve months with historical climate data.
Lisbon's measured year splits into three bands. November through March is the cool, wet stretch. Highs range from 15°C in January to 18°C in March, and every month logs 8 to 10 rain days. April and May form a rapid transition. April reaches 20°C with 9 rain days. May reaches 23°C with 3 rain days. The dry core runs June through August. July and August both reach 29°C, and August's 0 rain days make it the only completely dry month in the measured year. September drops to 26°C and October to 24°C, but October's 10 rain days match the wettest winter months.
All 12 month guides are published beneath this index. Each covers what Lisbon's conditions mean for a specific travel window. If you're planning a summer trip, start with July or August. July records 1 rain day and August records 0. For shoulder-season trips, compare May and September. May averages 23°C with 3 rain days. September matches June at 26°C but logs 6 rain days. Winter visitors should open January first. Its 15°C high is the year's lowest.
August is Lisbon's most decisive month, reaching 29°C with 0 rain days, the only completely dry month in the measured year.
- January
- High
- 15°C
- Low
- 9°C
- Rain
- 78 mm
January in Lisbon is mild. That's the single most important thing to know, and it catches a lot of people off guard. While Berlin sits at -1°C and London hovers around 7°C,…
- February
- High
- 17°C
- Low
- 10°C
- Rain
- 77 mm
February in Lisbon is, above all, mild. While much of Europe hunkers down under grey skies and temperatures hovering near freezing, Lisbon tends to sit around 17°C (62°F) during…
- March
- High
- 18°C
- Low
- 11°C
- Rain
- 84 mm
March in Lisbon sits in that uncertain gap between winter and spring where neither season has fully made up its mind. Expect daytime highs around 17.6°C (64°F) (comfortable enough…
- April
- High
- 20°C
- Low
- 12°C
- Rain
- 59 mm
April in Lisbon is spring doing what spring does best: mild days, unpredictable skies, and a city that feels like it's slowly shaking off winter without yet drowning in tour…
- May
- High
- 23°C
- Low
- 14°C
- Rain
- 18 mm
May might be the best-kept timing secret for Lisbon, though, to be fair, the secret has been slipping for a few years now. The winter rains have finally backed off, with rainfall…
- June
- High
- 26°C
- Low
- 17°C
- Rain
- 22 mm
June in Lisbon belongs to Santo António. The city's patron saint gets his feast day on June 13th, but the celebrations spill well beyond that single date: by early June the narrow…
- July
- High
- 29°C
- Low
- 18°C
- Rain
- 3 mm
July in Lisbon is dry, warm, and long-lit: the kind of month where the sun doesn't fully set until after 9pm and the city's rhythm shifts almost entirely outdoors. Expect daytime…
- August
- High
- 29°C
- Low
- 19°C
- Rain
- 0 mm
August in Lisbon means one thing above all else: this is the month the city empties of locals and fills with visitors. Portuguese families take their férias (the annual summer…
- September
- High
- 26°C
- Low
- 17°C
- Rain
- 48 mm
September might be Lisbon's best-kept timing secret. The August crowds: both the international tourists and the Portuguese themselves returning from their own holidays: have…
- October
- High
- 24°C
- Low
- 16°C
- Rain
- 91 mm
October in Lisbon is the month the rain comes back. After months of bone-dry summer skies, the Atlantic reasserts itself: expect around 10 rainy days and 91mm of precipitation,…
- November
- High
- 19°C
- Low
- 12°C
- Rain
- 83 mm
November marks the real arrival of Lisbon's rainy season, and there's no point pretending otherwise. Expect daytime highs around 18.5°C (65°F) that drop to 12.3°C (54°F) after…
- December
- High
- 16°C
- Low
- 10°C
- Rain
- 110 mm
December in Lisbon is wet. That's the headline. This is the city's rainiest month (around 110mm spread across roughly ten days) and you'll want to make peace with that before…