Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 59°F. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

Friday
13th Mar
59

50

5

5
Saturday
14th Mar
57

54

2

4
Sunday
15th Mar
61

52

8

5
Monday
16th Mar
66

52

12

5
Tuesday
17th Mar
64

52

10

5

5-day weather forecast updated at 04:02 on Thursday 12th March 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 Friday 13th March 2026

Expect sunshine and showers in Cascais, Portugal with a maximum temperature of 59°F, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a moderate breeze of 15 mph from the north-west.

59
°F maximum temperature
50
°F minimum temperature
sunshine and showers
5
hours of sunshine
5
UV index (Moderate)
19
% chance of some rain
<2
mm of rainfall expected
59
°F wind chill
15
mph wind from NW

Cascais weather for Saturday 14th March 2026

Expect mostly cloudy with light rain in Cascais, Portugal with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 17 mph from the north-west.

57
°F maximum temperature
54
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
4
UV index (Moderate)
35
% chance of some rain
<2
mm of rainfall expected
57
°F wind chill
17
mph wind from NW

Cascais weather for Sunday 15th March 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 61°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the north.

61
°F maximum temperature
52
°F minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
mph wind from N

Cascais weather for Monday 16th March 2026

Expect clear skies in Cascais, Portugal with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north.

66
°F maximum temperature
52
°F minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
mph wind from N

Cascais weather for Tuesday 17th March 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 64°F, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.