Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 25°C. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

Tuesday
14th Jul
25

19

8

9
Wednesday
15th Jul
25

19

9

8
Thursday
16th Jul
24

20

10

9
Friday
17th Jul
25

20

11

9
Saturday
18th Jul
25

19

9

9

5-day weather forecast updated at 04:02 on Tuesday 14th July 2026 GMT

More about Cascais

Cascais by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Portugal

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 14th July 2026

Expect sunshine and showers in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected and a gentle breeze of 19 kph from the west.

25
°C maximum temperature
19
°C minimum temperature
sunshine and showers
8
hours of sunshine
9
UV index (Very High)
<2
mm of rainfall expected
0
no heat & humidity
19
kph wind from W

Cascais weather for Wednesday 15th July 2026

Expect broken clouds in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

25
°C maximum temperature
19
°C minimum temperature
broken clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from NW

Cascais weather for Thursday 16th July 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

24
°C maximum temperature
20
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from NW

Cascais weather for Friday 17th July 2026

Expect scattered clouds in Cascais, Portugal with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north-west.

25
°C maximum temperature
20
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from NW

Cascais weather for Saturday 18th July 2026

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