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
23rd Apr
20

13

9

7
Friday
24th Apr
21

14

13

6
Saturday
25th Apr
21

14

11

7
Sunday
26th Apr
25

15

10

7
Monday
27th Apr
26

16

11

6

5-day weather forecast updated at 04:02 on Wednesday 22nd 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 23rd April 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 20°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

20
°C maximum temperature
13
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
20
°C wind chill
16
kph wind from NW

Cascais weather for Friday 24th April 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 21°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-west.

21
°C maximum temperature
14
°C minimum temperature
scattered clouds
13
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from NW

Cascais weather for Saturday 25th April 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 21°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north.

21
°C maximum temperature
14
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
21
°C wind chill
28
kph wind from N

Cascais weather for Sunday 26th April 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

25
°C maximum temperature
15
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
25
°C wind chill
26
kph wind from N

Cascais weather for Monday 27th April 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north.