Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 28°C. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

Tuesday
7th Jul
28

19

14

9
Wednesday
8th Jul
28

19

14

9
Thursday
9th Jul
25

19

13

9
Friday
10th Jul
24

19

10

8
Saturday
11th Jul
24

19

12

8

5-day weather forecast updated at 04:02 on Tuesday 7th July 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 7th July 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north.

28
°C maximum temperature
19
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
29
kph wind from N

Cascais weather for Wednesday 8th July 2026

28
°C maximum temperature
19
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
28
kph wind from N

Cascais weather for Thursday 9th July 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-west.

25
°C maximum temperature
19
°C minimum temperature
scattered clouds
13
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
25
°C wind chill
28
kph wind from NW

Cascais weather for Friday 10th July 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-west.

24
°C maximum temperature
19
°C minimum temperature
scattered clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
26
kph wind from NW

Cascais weather for Saturday 11th July 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.