Estoril Weather in October
October in Estoril averages 21°C (70°F) during the day and 17°C (63°F) at night. Quite a bit of rainfall is typical this month, with around 82 mm (3.2 in) on average. An umbrella is a good idea.
Rainfall in Estoril in October
Historically, approximately 11 days this month are expected to have rain, averaging 82 mm (3.2 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Estoril in October
Estoril in October is worth a visit. The temperature is perfect, with 21°C (70°F) during the day and 17°C (63°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Estoril in October
There are approximately 233 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, June, July, August, September and October typically offer the best circumstances for Estoril.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Estoril's climate page.
Estoril Temperature in October
Min Temperature
17°C (63°F)
Max Temperature
21°C (70°F)
Chance of Rain
36%
Precipitation
82 mm (3.2 in)
Rainy days
11 days
Humidity
76% *
Sunshine
233 hours *
Percentage Sunshine
68% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Estoril typically drop from around 24°C (75°F) at the start of October to approximately 20°C (68°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 16°C (61°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Estoril in October
Browse day-by-day weather records for Estoril spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Estoril historical weather extremes in October
The extremes listed below come from historical weather data collected in Estoril from 1976 through 2025.
- The warmest day in October was on October 18, 1995, with a maximum of 36°C (97°F).
- On October 31, 2018, Estoril saw its coldest October day with temperatures maxing out at 11°C (52°F).
- The lowest overnight temperature recorded in October was 7°C (45°F) (October 20, 1998).
Best Places in Portugal in October
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Estoril in October
Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Estoril in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Estoril's climate page.
Temperature Rainfall Sunshine Humidity
See the full Estoril climate overview or explore weather in Portugal.
