Oeiras Weather in August

August in Oeiras brings high temperatures, with daytime highs of 24°C (75°F) and nights around 18°C (64°F). Only 5.3 mm (0.2 in) of rainfall is typical, making it a largely dry month.

Rainfall in Oeiras in August

Analyzing past climate data, one can expect approximately 2 days of rain, averaging 5.3 mm (0.2 in). Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Oeiras in August

The perfect temperature in Oeiras in August makes it a solid month to visit, with 24°C (75°F) during the day and 18°C (64°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it sees the highest temps of the year.

Sunshine in Oeiras in August

The days are predominantly sunny, with an estimated total of around 355 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for Oeiras.

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For a detailed overview over the year and the best time to visit Portugal, check out our Oeiras's climate page.

Oeiras Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 7%  

Precipitation 5.3 mm (0.2 in)  

Rainy days 2 days  

Humidity 73% *  

Sunshine 355 hours *  

Percentage Sunshine 84% *  

* Data from: Cascais, Portugal (9 KM, 5 Miles).

What to Wear in Oeiras in August

For Oeiras in August, 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. Almost no rain is expected, so no need to bring rain gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Oeiras in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Oeiras's climate page.

More climate data for Oeiras

Temperature Rainfall Sunshine Humidity

See the full Oeiras climate overview or explore weather in Portugal.