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Oeiras Weather in October
With daytime temperatures of 21°C (70°F) and nighttime lows of 16°C (61°F), October in Oeiras brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 82 mm (3.2 in) falls on average.
Rainfall in Oeiras in October
Typically around 11 days of rainfall are expected, averaging 82 mm (3.2 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Oeiras in October
The temperature in Oeiras in October is excellent. Daytime highs reach 21°C (70°F), with nights dropping to 16°C (61°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 16°C (61°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 Oeiras in October
Enjoy a sunny month with about 233 hours of sunshine, the clear skies make Oeiras even more beautiful.If you favor pleasant temperatures and minimal rainfall, October is one of the best months to visit Oeiras.
Oeiras Temperature in October
Min Temperature
16°C (61°F)
Max Temperature
21°C (70°F)
Chance of Rain
35%
Precipitation
82 mm (3.2 in)
Rainy days
11 days
Humidity
76% *
Sunshine
233 hours *
Percentage Sunshine
68% *
* Data from: Cascais, Portugal (9 KM, 5 Miles).
Oeiras Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oeiras - and find the best time to visit.
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
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Oeiras in October
For Oeiras in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Oeiras in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Oeiras 3-Day Forecast
More climate data for Oeiras
Temperature Rainfall Sunshine Humidity
See the full Oeiras climate overview or explore weather in Portugal.
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Where to go in October - average daytime high across popular destinations.
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