Current sea water temperature:
+66.6°F
| Minimum sea water temperature in June: | 72.5°F |
| Maximum sea water temperature in June: | 59.9°F |
| Average sea water temperature in June: | 65.4°F |
| more information | |
14 days
forecast
forecast
| Lisbon |
monthly
weather
weather
| Lisbon |
Sea water temperature for the last 10 days:
| June 8 | 66.6°F | June 3 | 65.1°F |
| June 7 | 66.4°F | June 1 | 66.7°F |
| June 6 | 66.2°F | May 31 | 66.6°F |
| June 5 | 65.3°F | May 30 | 66.6°F |
| June 4 | 65.5°F | May 29 | 66.4°F |
Monthly sea water temperature, °F
When is the warmest sea in Lisbon?
Based on the data about daily sea water temperature for the last three years the warmest sea in Lisbon was noticed in August, July and September.
Monthly Sea Temperatures in Lisbon, °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.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 69.1°F. The highest and lowest sea temperatures during the month were 72.3°F and 65.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 65.9°F. The highest and lowest sea temperatures during the month were 69.3°F and 63.0°F.
current
weather
weather
| Lisbon |
weather in
June
June
| Lisbon |
Best time for vacation in Lisbon
Lisbon on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Lisbon
Local time: 22:44
June 09, tuesday
0000
63°F
S
18 mph
18 mph
0300
61°F
S
18 mph
18 mph
0600
59°F
S
14 mph
14 mph
0900
64°F
S
17 mph
17 mph
1200
73°F
S
19 mph
19 mph
1500
75°F
S
21 mph
21 mph
1800
70°F
S
22 mph
22 mph
2100
63°F
S
20 mph
20 mph
