Lisbon Weather in August
Portugal · 30-year monthly averages
🌟 Great time to visit
August in Lisbon is warm, with average daytime highs around 26°C (79°F) and nighttime lows near 18°C (65°F). Expect roughly 6mm of precipitation, and rain is rare.
Avg high
26°C
79°F
Avg low
18°C
65°F
Rainfall
6mm
very dry
Mean temp
21°C
71°F
🎒 What to pack
- light summer clothing
- sunscreen and sunglasses
August vs the rest of the year
FAQ
- How hot is Lisbon in August?
- August in Lisbon is warm, with average daytime highs around 26°C (79°F) and nighttime lows near 18°C (65°F). Expect roughly 6mm of precipitation, and rain is rare.
- Does it rain a lot in Lisbon in August?
- Lisbon sees around 6mm of precipitation in August on average — very dry by global standards.
- Is August a good time to visit Lisbon?
- August is one of the best months to visit Lisbon — comfortable temperatures and manageable rainfall.