Weather in Lisbon in October 2025
Average weather
Average temperature in Lisbon in October
Going from a maximum of +33°C during the day to a minimum of +13°C during the night, the temperature in October averages around +24°C.
The average maximum temperature goes down 60% by the end of the month, compared with the beginning of the month, from +30°C to +18°C.
Is Lisbon warm or cold in October?
Lisbon is typically mild in October.
Maximum temperatures go down compared to the previous month from +25°C to +22°C. The minimum temperature also goes down from +18°C to +16°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how October is compared to other months in Lisbon:
Water temperature in Lisbon in October
Water in Lisbon in October is Fresh. It varies from +19°C to +21°C, with an average of +20°C. This is almost similar to the air temperature, which averages +22°C.
The water temperature in October is one of the warmest of the entire year:
Can you swim in Lisbon in October?
Climate in Lisbon in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +25°C | +22°C | +18°C | ||||
| Min. temperature | ||||||
| +13°C | +9°C | +5°C | ||||
| Max. temperature | ||||||
| +39°C | +34°C | +25°C | ||||
| Rainfall | ||||||
| 34 mm | 93 mm | 103 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +20°C | +20°C | +18°C | ||||
| Humidity | ||||||
| 67% | 73% | 78% | ||||
| Air pressure | ||||||
| 1016 HPa | 1016 HPa | 1018 HPa | ||||
| Sunny days | ||||||
| 18 | 14 | 11 | ||||
| Cloudy days | ||||||
| 6 | 5 | 6 | ||||
| Rainy days | ||||||
| 5 | 10 | 12 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October typically has worse weather conditions compared to September. It’s getting colder in October. From +25°C in the day, the average maximum temperature lowers to +22°C. Prepare for more rain. Average rainfall goes from 34 mm to 93 mm. Humidity rises from 67% to 73%. The average wind speed doesn’t change much during October, staying around 3 m/s. The days becoming less sunny, going from 18 sunny days in September to 14 in October.
Next month (November) brings a further decline in the weather.
Wind
The average wind speed is 5 m/s getting up to 15 m/s which is quite strong. The wind will cause branches to move and ground debris to fly around.
The average wind speed in Lisbon is gradually increasing during October, going from 3 m/s to 4 m/s over the course of the month.
Rain
How was the weather last October in Lisbon?
Climate Change over Years
The climate in Lisbon in October has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+18°C) and the highest in 2017 (+22°C). The driest year was 1992 with only 298 mm of rainfall, and the wettest year was 2022 with 2338 mm.
FAQ
Is October a good time to visit Lisbon?
Can you sunbathe in Lisbon in October?
Can you swim in Lisbon in October?
Is Lisbon rainy in October?
Is it sunny in Lisbon in October?
Other cities in Portugal
Monthly weather in Lisbon
Source of the data
For this page, we’ve looked at the typical weather in Lisbon, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.