Lisboa weather in September 2025

The temperatures in Lisboa in September are comfortable with low of 17°C and and high up to 27°C.

You can expect a few rainy days in Lisboa during September, but usually the weather is comfortable in September.

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

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

Temperatures

27° / 17°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.4

Hrs

Explore the weather in Lisboa in other months

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