Measurements:
°C
°F
Lagos
66°F
S 11 mph
Feels like: 66°F
Precip: 7%
World Resorts Portugal Lagos Weather

Lagos Sea Water Temperature

Current Sea Water Temperature:
+70.6°F
Maximum Sea Water Temperature in June: 75.0°F
Minimum Sea Water Temperature in June: 58.2°F
Average water temperature in June: 66.2°F

Sea Water Temperature for the Last 10 Days:

June 19 70.6°F June 14 66.0°F
June 18 71.0°F June 13 65.4°F
June 17 69.8°F June 12 64.4°F
June 16 68.6°F June 11 62.4°F
June 15 67.4°F June 10 61.2°F

When is the Warmest Sea for Lagos?

According to our data for the last three years for Lagos the highest average sea water temperature was in September, August and October.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Lagos was 65.5°F. The maximum and minimum values were 62.8°F and 69.0°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Lagos was 73.1°F. The maximum and minimum values were 66.2°F and 78.4°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Lagos was 68.8°F. The maximum and minimum values were 65.6°F and 71.4°F respectively.

Best Time to Visit Lagos
The most sunny months:
August 30 days
July 29 days
September 25 days
The most warm months:
August 83.3 °F
July 82.3 °F
September 79.9 °F
Warmest sea temperature:
September 69.7 °F
August 69.1 °F
October 69.0 °F
The most cold months:
January 60.8 °F
February 61.1 °F
March 63.1 °F
The most rainy months:
November 3 days
March 3 days
April 2 days
The most windy months:
March 11 mph
July 11 mph
February 11 mph

Lagos on the Weather Map

Portugal Resorts:
NAME
Albufeira +72
Algarve +76
Cascais +68
Faro +76
Funchal +66
Lagos +66
Lisbon +68
Madeira +66
Ponta Delgada +68
Portimao +68
Porto +66
Porto Santo Island +72
Quarteira +72
Sao Miguel +68
Setubal +66
24 Hours Weather Forecast
Lagos
Local time: 01:20
20 jun, saturday
0300 66°F
S
9 mph
0600 68°F
S
7 mph
0900 76°F
S
4 mph
1200 84°F
E
6 mph
1500 82°F
E
7 mph
1800 82°F
SE
6 mph
2100 72°F
SE
11 mph
21 jun, sunday
0000 70°F
S
9 mph