World Resorts Portugal Cascais Weather

Summer weather in Cascais

Weather in Cascais in Summer

June July August
Average day temperature: 71.5°F 75.5°F 76.8°F
Average night temperature: 63.4°F 65.7°F 66.5°F
Sea water temperature: 63.1°F 63.7°F 63.9°F
Number of sunny days: 20 days 26 days 27 days
Day length: 14.7 - 14.9 h. 14.2 - 14.8 h. 13.1 - 14.2 h.
Number of rainy days: 1 day 0 days 0 days
Precipitation totals: 0.4 in. 0.1 in. 0.1 in.

Day & Night air temperature, °F

June
July
August
0
12
24
36
48
60
72
84
96
75.5
74.2
69.6
66.3
65.6
63.3
Day temperature   
Night temperature

Sea water temperature, °F

June
July
August
0
10
20
30
40
50
60
70
80
63.9
63.7
63.1

Precipitation total, in.

June
July
August
0.0
0.1
0.2
0.2
0.3
0.4
0.5
0.6
0.1
0.1
0.5
Sunny, partly cloudy and cloudy days
June
July
August
0
5
10
15
20
25
30
35
3
3
5
9
27
26
19
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
June
July
August
0.0
2.4
4.9
7.3
9.7
12.2
14.6
17.1
14.2
13.9
13.6
Average sunny hours
June
July
August
0
2
4
6
8
10
12
14
16
11.8
12.6
10.6

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

Sunniest months:
August 27 days
July 26 days
September 23 days
Warmest months:
August 76.8 °F
July 75.5 °F
September 75.1 °F
Warmest sea temp:
September 64.8 °F
October 64.4 °F
August 63.9 °F
Coldest months:
January 59.2 °F
February 59.4 °F
December 61.2 °F
Rainiest months:
November 5 days
October 4 days
December 4 days
Windiest months:
July 13.9 mph
August 13.5 mph
June 13.1 mph

Cascais on a weather map

Leaflet | Tiles © Esri
Places in Portugal:
Name
°F
+55°F
+57°F
+57°F
+57°F
+55°F
+63°F
+52°F
+54°F
+55°F
+54°F
+54°F
+55°F
+57°F
+63°F
24 Hours Forecast
Cascais
Local time: 22:16
March 19, wednesday
0000
57°F
N
20 mph
0300
57°F
N
25 mph
0600
57°F
NW
29 mph
0900
59°F
N
32 mph
1200
59°F
N
32 mph
1500
61°F
N
34 mph
1800
57°F
NW
35 mph
2100
57°F
NW
39 mph
Units of measurement: °C / °F