21.07
tue
tue
Day
75°F
E 6 mph
Precip.
3%
3%
Night
70°F
SE 7 mph
Precip.
9%
9%
22.07
wed
wed
Day
77°F
SE 6 mph
Precip.
2%
2%
Night
68°F
SE 8 mph
Precip.
10%
10%
23.07
thu
thu
Day
79°F
SE 9 mph
Precip.
1%
1%
Night
68°F
SE 8 mph
Precip.
10%
10%
24.07
fri
fri
Day
77°F
SE 13 mph
Precip.
3%
3%
Night
66°F
SE 12 mph
Precip.
12%
12%
25.07
sat
sat
Day
73°F
SE 12 mph
Precip.
5%
5%
Night
66°F
S 16 mph
Precip.
12%
12%
26.07
sun
sun
Day
77°F
S 15 mph
Precip.
1%
1%
Night
68°F
S 14 mph
Precip.
12%
12%
27.07
mon
mon
Day
77°F
N 3 mph
Precip.
3%
3%
Night
73°F
E 3 mph
Precip.
4%
4%
28.07
tue
tue
Day
79°F
N 6 mph
Precip.
2%
2%
Night
70°F
E 2 mph
Precip.
7%
7%
29.07
wed
wed
Day
79°F
NE 6 mph
Precip.
2%
2%
Night
70°F
SE 4 mph
Precip.
9%
9%
30.07
thu
thu
Day
79°F
N 4 mph
Precip.
2%
2%
Night
68°F
S 7 mph
Precip.
10%
10%
31.07
fri
fri
Day
81°F
SE 7 mph
Precip.
2%
2%
Night
72°F
S 7 mph
Precip.
4%
4%
01.08
sat
sat
Day
86°F
NE 8 mph
Precip.
1%
1%
Night
72°F
S 9 mph
Precip.
3%
3%
02.08
sun
sun
Day
86°F
S 12 mph
Precip.
1%
1%
Night
70°F
S 11 mph
Precip.
8%
8%
03.08
mon
mon
Day
82°F
S 18 mph
Precip.
2%
2%
Night
73°F
S 15 mph
Precip.
4%
4%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 71.2°F. The highest and lowest sea temperatures during the month were 73.6°F and 69.3°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 70.2°F. The highest and lowest sea temperatures during the month were 72.5°F and 68.2°F.
Air temperature in Lisbon, °F
Precipitation total in Lisbon, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Lisbon
Lisbon on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Lisbon
Local time: 04:28
July 21, tuesday
0600
66°F
E
3 mph
3 mph
0900
70°F
E
3 mph
3 mph
1200
75°F
E
6 mph
6 mph
1500
81°F
E
11 mph
11 mph
1800
79°F
E
12 mph
12 mph
2100
72°F
SE
9 mph
9 mph
July 22, wednesday
0000
70°F
SE
7 mph
7 mph
0300
68°F
SE
3 mph
3 mph
