The month in detail
What to expect in October
Autumn in Algarve is often underrated: 24°C, golden light and declining crowds. An interesting window. Rain risk remains low (19% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if July (9.9/10) remains theoretically better.
October ranks 6 out of 12 months in Algarve. Compared to September: −2°C daytime, 13 pts more rainy days, −2.0h of sun per day.
This month's conditions
What it's like in October
UV index
5 · moderate
protect during midday hours
Feels like
comfortable
14°
Sea
19°C
cool, invigorating
Daylight
11.0h of daylight
Air quality
good
AQI 26
Compare
Is October the right month?
The best month in Algarve is July (9.9/10), 1.6 pt higher than October.
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 · Algarve
Expedia →
Activities
Tours, tickets, experiences
See ↓
Flights
Multi-airline comparator
Kiwi →
🎟️ Activities & tours · Algarve
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 · 29°C
❄️Coolest monthJanuary · 16°C
🌧️Rainiest month ⓘDecember · 23%
🏖️ Beach holiday
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Explore
Other destinations in October
If October doesn't convince you for this destination, compare with others.
Location
Where is Algarve ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
PortugalTemperate oceanic climate with a 9.9 → 7.2 gap between best and worst month. 10 years of ERA5 data to choose by project.
37.10°N · 8.68°W
Questions
Frequently asked questions
What is the best time to visit Algarve?
July is the best month with 28.0°C highs, 18.0°C lows, 11.6h of sunshine and 1.0% rainy days. The months of July & August offer comparable conditions.
How many hours of sunshine does Algarve get in July?
Algarve averages 11.6 sunshine hours per day in July. It is the sunniest month with a climate score of 9.9/10.
What is the rainiest month in Algarve?
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 Algarve in July?
In July, overnight lows reach 18.0°C, while afternoon highs average 28.0°C.
Is Algarve good in winter?
In winter (December-February), Algarve scores 7.0/10 on average — Decent period conditions for cultural visits.. The best month overall remains July with a score of 9.9/10.
When should you avoid Algarve?
January is the most difficult month to visit Algarve, 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 Algarve in October?
In October, the sea averages 19°C in Algarve: cool, invigorating. Swimming is possible but brisk; sensitive swimmers may prefer a wetsuit.
Do you need sun protection in Algarve in October?
The average UV index reaches 5 in October in Algarve (moderate), with about 11.0h of daylight. Protect during midday hours.