Lisboa Weather in August

With daytime temperatures of 27°C (81°F) and nighttime lows of 18°C (64°F), August in Lisboa brings high temperatures during the day. The excellent weather makes it an appealing time to visit.

Rainfall in Lisboa in August

You can typically expect 2 days of rain this month, averaging around 5.7 mm (0.2 in). On the rare occasion it rains this month, it usually amounts to very little.

Temperature in Lisboa in August

August in Lisboa is generally excellent, with days reaching 27°C (81°F) and nights settling around 18°C (64°F). Experience the summer season in August. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. On average, it is the warmest month of the year.

Sunshine in Lisboa in August

Enjoy a sunny month with about 350 hours of sunshine, the clear skies make Lisboa even more beautiful.

If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Lisboa's climate page.

Lisboa Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 6%  

Precipitation 5.7 mm (0.2 in)  

Rainy days 2 days  

Sunshine 350 hours *  

Percentage Sunshine 82% *  

What to Wear in Lisboa in August

Warm but pleasant conditions in Lisboa in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Dry conditions mean you won't need to worry about rain protection. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Lisboa in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Lisboa's climate page.

More climate data for Lisboa

Temperature Rainfall Sunshine

See the full Lisboa climate overview or explore weather in Portugal.