Weather in August 2025

Lisbon weather in August 2025

°C °F

The average weather in Lisbon in August

The temperatures in Lisbon in August are comfortable with low of 17°C and and high up to 29°C.

There shouldn't be any rainy days in in Lisbon during August. Having said that, the days are very hot in August so hanging out outside is more recomanded during the after noons and evening time.

Our weather forecast can give you a great sense of what weather to expect in Lisbon in August 2025.

If you’re planning to visit Lisbon in the near future, we highly recommend that you review the 14 day weather forecast for Lisbon before you arrive.

Temperatures
29° / 17°
Rainy Days
0
Snowy Days
0
Dry Days
31
Rainfall
4
mm
Sun Hours
11.8
Hrs

Explore the weather in Lisbon in other months

Lisbon annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 15° / 9° 5 26 0 76 mm
Good
February 16° / 9° 4 24 0 83 mm
Good
March 18° / 10° 5 26 0 88 mm
Good
April 19° / 12° 4 26 0 81 mm
Good
May 23° / 14° 3 28 0 53 mm
Perfect
June 25° / 16° 1 29 0 16 mm
Perfect
July 28° / 17° 0 31 0 4 mm
Perfect
August 29° / 17° 0 31 0 4 mm
Good
September 27° / 17° 2 28 0 38 mm
Perfect
October 24° / 16° 3 28 0 94 mm
Perfect
November 18° / 12° 6 24 0 109 mm
Good
December 16° / 10° 4 27 0 99 mm
Good

Weather in Lisbon in August - FAQ

What is the average temperature in Lisbon in August?
The average temperature in Lisbon in August is 17/29° C.
What is the chance of rain in Lisbon in August?
On average, there are 0 rainy days in Lisbon during August.
Weather wise, is August a good time to visit Lisbon?
The weather in Lisbon in August is good.
Can it snow in Lisbon in August?
On average, there are 0 snowy days in Lisbon in August.
More about the weather in Lisbon