Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 22°C. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

Tuesday
9th Jun
22

16

12

9
Wednesday
10th Jun
24

16

15

9
Thursday
11th Jun
30

17

15

8
Friday
12th Jun
30

19

13

8
Saturday
13th Jun
29

19

14

8

5-day weather forecast updated at 04:02 on Tuesday 9th June 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 Tuesday 9th June 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 22°C, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 43 kph from the north.

22
°C maximum temperature
16
°C minimum temperature
scattered clouds
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
22
°C wind chill
43
kph wind from N

Cascais weather for Wednesday 10th June 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the north.

24
°C maximum temperature
16
°C minimum temperature
clear skies
15
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
38
kph wind from N

Cascais weather for Thursday 11th June 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north.

30
°C maximum temperature
17
°C minimum temperature
clear skies
15
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
29
kph wind from N

Cascais weather for Friday 12th June 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

30
°C maximum temperature
19
°C minimum temperature
scattered clouds
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from NW

Cascais weather for Saturday 13th June 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.