Measurements:
°C
°F
CURRENT WEATHER
04:42
Cascais
66°F
S 13 mph
Feels like: 66°F
Precip: 11%
World Resorts Portugal Cascais Weather

14 Day Weather Forecast

07.10
fri
DAY
70°F
SE 13 mph
precip
6%
NIGHT
66°F
S 15 mph
precip
13%
07.11
sat
DAY
72°F
SE 8 mph
precip
6%
NIGHT
68°F
SE 7 mph
precip
13%
07.12
sun
DAY
72°F
N 9 mph
precip
18%
NIGHT
68°F
E 7 mph
precip
13%
07.13
mon
DAY
72°F
NE 7 mph
precip
9%
NIGHT
68°F
SE 9 mph
precip
13%
07.14
tue
DAY
72°F
E 8 mph
precip
10%
NIGHT
70°F
SE 9 mph
precip
11%
07.15
wed
DAY
72°F
E 7 mph
precip
18%
NIGHT
70°F
SE 9 mph
precip
11%
07.16
thu
DAY
74°F
SE 14 mph
precip
4%
NIGHT
68°F
S 17 mph
precip
14%
07.17
fri
DAY
74°F
S 20 mph
precip
7%
NIGHT
68°F
S 21 mph
precip
14%
07.18
sat
DAY
74°F
S 17 mph
precip
6%
NIGHT
70°F
S 24 mph
precip
9%
07.19
sun
DAY
74°F
S 23 mph
precip
5%
NIGHT
70°F
S 21 mph
precip
8%
07.20
mon
DAY
78°F
NE 16 mph
precip
3%
NIGHT
70°F
S 22 mph
precip
7%
07.21
tue
DAY
78°F
NE 9 mph
precip
2%
NIGHT
72°F
NW 9 mph
precip
5%
07.22
wed
DAY
78°F
N 8 mph
precip
6%
NIGHT
76°F
W 5 mph
precip
7%
07.23
thu
DAY
78°F
NE 5 mph
precip
6%
NIGHT
74°F
SE 5 mph
precip
11%

Cascais Sea Water Temperature in July, °F

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Cascais was 65.4°F. The maximum and minimum values were 61.0°F and 68.4°F respectively.

Cascais on the Weather Map

Best Time to Visit Cascais
The most sunny months:
August 27 days
July 26 days
September 23 days
The most warm months:
August 79.5 °F
July 78.1 °F
September 77.6 °F
Warmest sea temperature:
September 66.3 °F
October 65.9 °F
August 65.5 °F
The most cold months:
January 60.0 °F
February 60.3 °F
March 62.2 °F
The most rainy months:
November 5 days
March 4 days
December 4 days
The most windy months:
July 14 mph
August 13 mph
June 13 mph
more details
Portugal Resorts:
NAME
F°
Albufeira +62
Algarve +68
Cascais +66
Ericeira +62
Faro +68
Funchal +68
Lagos +64
Lisbon +64
Madeira +68
Portimao +62
Porto +60
Porto Santo Island +74
Quarteira +66
Sao Miguel +66
Setubal +60
all resorts
24 Hours Weather Forecast
Cascais
Local time: 04:42
10 jul, friday
0600 66°F
S
13 mph
0900 68°F
SE
12 mph
1200 70°F
SE
13 mph
1500 72°F
SE
14 mph
1800 70°F
SE
16 mph
2100 68°F
SE
15 mph
11 jul, saturday
0000 66°F
S
15 mph
0300 66°F
S
9 mph