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Idanha-a-Velha in August averages 33°C (91°F) during the day and 19°C (66°F) at night. Minimal rainfall is typical for this time of year.
Should you favor a climate that's both dry and comfortably warm, April, May and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Idanha-a-Velha - and find the best time to visit.
46-year average (1976-2025)
Based on our historical records, temperatures in Idanha-a-Velha typically stay consistent throughout August, with daily highs averaging around 33°C (91°F). Nights are pleasant, with lows typically ranging from 15°C (59°F) to 18°C (64°F).
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Idanha-a-Velha spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Idanha-a-Velha from 1997 through 2026.
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in August →
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).
Hot weather in August means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. With minimal rainfall expected, you can leave the rain gear at home. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Idanha-a-Velha climate overview or explore weather in Portugal.
Where to go in August - average daytime high across popular destinations.
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