For this time of the year, Cascais is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 20.4 °C which is -0.9 °C lower than the historical average.
Select a month and click on a day for more information:
Tuesday
Sep 1
20° / 19°
Wednesday
Sep 2
20° / 19°
Thursday
Sep 3
20° / 19°
Friday
Sep 4
20° / 19°
Saturday
Sep 5
21° / 19°
Sunday
Sep 6
21° / 19°
Monday
Sep 7
22° / 20°
Tuesday
Sep 8
21° / 18°
Wednesday
Sep 9
22° / 18°
Thursday
Sep 10
21° / 19°
Friday
Sep 11
22° / 19°
Saturday
Sep 12
22° / 18°
Sunday
Sep 13
22° / 18°
Monday
Sep 14
22° / 19°
Tuesday
Sep 15
22° / 18°
Wednesday
Sep 16
23° / 19°
Thursday
Sep 17
23° / 18°
Friday
Sep 18
23° / 18°
Saturday
Sep 19
22° / 18°
Sunday
Sep 20
22° / 18°
Monday
Sep 21
22° / 18°
Tuesday
Sep 22
21° / 17°
Wednesday
Sep 23
21° / 17°
Thursday
Sep 24
21° / 17°
Friday
Sep 25
22° / 18°
Saturday
Sep 26
21° / 18°
Sunday
Sep 27
22° / 17°
Monday
Sep 28
21° / 17°
Tuesday
Sep 29
22° / 17°
Wednesday
Sep 30
23° / 18°
Cascais 30 days weather forecast
Check out our estimated 30 days weather forecast for Cascais, this data is based on the average weather in Cascais in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Cascais next to the desired date.