Transit Desk

Climate

Weather in Portugal in August

Weather in Portugal, August
In August, Portugal sees average highs of 29.1°C (84°F) and lows of 18.5°C (65°F), with around 0 mm of rain.

Portugal — August

Portugal August
Daytime high
29.1°C (84°F)
Overnight low
18.5°C (65°F)
Rainfall
0 mm
Best-time rank
Off-peak

How August compares

Portugal, August vs. the annual average (2025)
This month29.1°C (84°F) / 18.5°C (65°F) · 0 mm
Yearly average21.8°C (71°F) / 13.8°C (57°F) · 56 mm

August in Portugal runs 7.3°C (13.1°F) warmer than the yearly average, and is drier than the yearly average. Pack layers you can adjust through the day — mild conditions.

Common questions

What is the weather like in Portugal in August?

Average highs of 29.1°C (84°F) and lows of 18.5°C (65°F), with around 0 mm of rain.

Is August a good time to visit Portugal?

It is an off-peak month for comfort in Portugal; May, June, September tend to be more pleasant.

Updated climate normals, 2025