The month in detail
What to expect in August
Summer in Porto brings pleasant temperatures (24°C) and long sunny days (9.5h of sunshine). Rain is virtually absent (10% of days) — ideal for planning without a backup.
August is the best month of the year in Porto.
This month's conditions
What it's like in August
UV index
7 · high
sunscreen and hat advised
Feels like
comfortable
16°
Sea
16°C
cold, for the brave
Daylight
13.7h of daylight
Air quality
good
AQI 26
Compare
Is August the right month?
August is actually the best month of the year in Porto. Good timing.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · Porto
Expedia →
Activities
Tours, tickets, experiences
See ↓
Flights
Multi-airline comparator
Kiwi →
🎟️ Activities & tours · Porto
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.
Country · Portugal
🗣️LanguagePortuguese
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘCheap · 2/5
🌡️ Climate
🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthAugust · 24°C
❄️Coolest monthJanuary · 14°C
🌧️Rainiest month ⓘNovember · 43%
🏖️ Beach holiday
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Explore
Other destinations in August
If August doesn't convince you for this destination, compare with others.
Location
Where is Porto ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
PortugalTemperate oceanic climate with a 8.8 → 4.1 gap between best and worst month. 10 years of ERA5 data to choose by project.
41.15°N · 8.61°W
Questions
Frequently asked questions
What is the best time to visit Porto?
August is the best month with 24.0°C highs, 16.0°C lows, 9.5h of sunshine and 10.0% rainy days. The months of August & July offer comparable conditions.
How many hours of sunshine does Porto get in August?
Porto averages 9.5 sunshine hours per day in August. It is the sunniest month with a climate score of 8.4/10.
What is the rainiest month in Porto?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Porto in August?
In August, overnight lows reach 16.0°C, while afternoon highs average 24.0°C.
Is Porto good in winter?
In winter (December-February), Porto scores 4.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 8.4/10.
When should you avoid Porto?
January is the most difficult month to visit Porto, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Porto in August?
In August, the sea averages 16°C in Porto: cold, for the brave. Best left to hardened swimmers or those with a wetsuit.
Do you need sun protection in Porto in August?
The average UV index reaches 7 in August in Porto (high), with about 13.7h of daylight. Sunscreen and hat advised.