Weather in Cascais in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 71.5°F | 75.5°F | 76.8°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 63.4°F | 65.7°F | 66.5°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 63.1°F | 63.7°F | 63.9°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 20 days | 26 days | 27 days | |||
| Day length: | ||||||
| Day length: | 14.7 - 14.9 h. | 14.2 - 14.8 h. | 13.1 - 14.2 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 1 day | 0 days | 0 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 0.4 in. | 0.1 in. | 0.1 in. | |||
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Cascais
Cascais on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Cascais
Local time: 12:17
December 22, sunday
1500
61°F
S
19 mph
19 mph
1800
57°F
S
22 mph
22 mph
2100
57°F
S
22 mph
22 mph
December 23, monday
0000
57°F
S
22 mph
22 mph
0300
55°F
S
20 mph
20 mph
0600
55°F
S
22 mph
22 mph
0900
54°F
SW
14 mph
14 mph
1200
57°F
SW
14 mph
14 mph
