Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 20°C. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

Thursday
2nd Apr
20

14

12

6
Friday
3rd Apr
22

14

12

6
Saturday
4th Apr
25

15

13

7
Sunday
5th Apr
25

14

13

7
Monday
6th Apr
22

15

5

6

5-day weather forecast updated at 04:02 on Thursday 2nd April 2026 GMT

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The 5-day weather forecast for Portugal (Cascais) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Cascais weather forecast by day

Below are the detailed weather forecasts for Cascais for the next 5 days.

Cascais weather for Thursday 2nd April 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 20°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north.

20
°C maximum temperature
14
°C minimum temperature
clear skies
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from N

Cascais weather for Friday 3rd April 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 22°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north.

22
°C maximum temperature
14
°C minimum temperature
clear skies
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from N

Cascais weather for Saturday 4th April 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

25
°C maximum temperature
15
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
25
°C wind chill
13
kph wind from NE

Cascais weather for Sunday 5th April 2026

25
°C maximum temperature
14
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from N

Cascais weather for Monday 6th April 2026

Expect mostly cloudy with light rain in Cascais, Portugal with a maximum temperature of 22°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a moderate breeze of 25 kph from the south.