Cascais
10 day weather forecast for Cascais
Friday, 6th November 2026, at 10:12
Today
18° 14°
Tomorrow
19° 17°
Sunday
20° 18°
Monday
19° 17°
Tuesday
19° 18°
Wednesday
19° 18°
Thursday
18° 17°
Seemore
Cascais Weather Pages
Cascais weather forecast
The weather forecast for Cascais over the next 5 days indicates chilly conditions with temperatures ranging from 18 °C to 20 °C.
Rain is expected today and will continue at least through Tuesday.
Wind speeds are expected to be strong, averaging around 28.4 km/h.
Cascais 14 days weather forecast
This weeks weather in Cascais. Click on a date for detailed forecasts
Fri. 6
18°
14°
4.8 mm
Sat. 7
19°
17°
0.2 mm
Sun. 8
20°
18°
2.7 mm
Mon. 9
19°
17°
12.4 mm
Tue. 10
19°
18°
17.3 mm
Wed. 11
19°
18°
17.8 mm
Thu. 12
18°
17°
6.6 mm
Fri. 13
18°
16°
2.9 mm
Sat. 14
17°
16°
2.2 mm
Sun. 15
17°
16°
6.5 mm
Mon. 16
17°
15°
5.8 mm
Tue. 17
18°
14°
0.1 mm
Wed. 18
19°
18°
6.4 mm
Thu. 19
19°
17°
3.3 mm
Further Ahead
You can click on date
Access Cascais weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Cascais long range weather forecast
30 day weather forecast for Cascais
Important Notice
Our Cascais long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Cascais
A total of 88.9 mm is expected over 12 rainy days. The wettest day is Wednesday 11, with 17.8 mm. Click a day for details.
Cascais Wind Speed Forecast Chart
The windiest day is Sunday 8, with winds up to 48.2 km/h from the SE. The calmest day is Thursday 12. The average daily maximum is 29.1 km/h.
Fri. 6
28.4 km/h
SE · Moderate breeze
Sat. 7
22 km/h
SE · Moderate breeze
Sun. 8
48.2 km/h
SE · Strong wind
Mon. 9
44.6 km/h
S · Strong wind
Tue. 10
41.4 km/h
SW · Strong wind
Wed. 11
29.9 km/h
SW · Fresh breeze
Thu. 12
19.1 km/h
SW · Gentle breeze
Fri. 13
19.1 km/h
NW · Gentle breeze
Sat. 14
22 km/h
NW · Moderate breeze
Sun. 15
25.2 km/h
W · Moderate breeze
Mon. 16
25.2 km/h
NW · Moderate breeze
Tue. 17
25.6 km/h
SW · Moderate breeze
Wed. 18
26.3 km/h
SW · Moderate breeze
Thu. 19
30.2 km/h
SW · Fresh breeze
CalmLight breezeGentle breezeModerate breezeFresh breeze
🏊 Cascais Sea Water Temperature (Atlantic Ocean)
The current water temperature in Cascais is 18 °C. It's a bit chilly for swimming, but if you're brave, you can give it a try.
Frequently asked questions about the weather in Cascais
How warm is it in Cascais over the next 14 days?
Over the next two weeks, temperatures in Cascais are expected to range from around 14 °C on the coldest nights up to about 20 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Cascais in the next two weeks?
Yes - rain is expected on about 12 of the next 14 days in Cascais, with roughly 88.9 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Cascais?
Maximum wind speeds in Cascais are forecast to reach about 48.2 km/h at their peak over the next 14 days.
When is the best time to visit Cascais?
For a month-by-month look at temperatures and rainfall, see our best time to visit Cascais guide.
How accurate is the 14-day forecast for Cascais?
Our Cascais forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
Quick links
More Cascais weather pages
You are here
Where is Cascais?Get accurate weather forecasts for Cascais, located at latitude 38.697 and longitude -9.421. Stay updated with localized weather information tailored for Cascais.
Found a mistake?
We appreciate your attention to details. Tell us here.