Measurements:
°C
°F
Lagos
70°F
SE 16 mph
Feels like: 70°F
Precip: 28%
World Resorts Portugal Lagos Weather

Lagos Sea Water Temperature

Current Sea Water Temperature:
+70.8°F
Maximum Sea Water Temperature in September: 77.2°F
Minimum Sea Water Temperature in September: 60.8°F
Average water temperature in September: 69.6°F

Sea Water Temperature for the Last 10 Days:

September 08 70.8°F September 03 65.0°F
September 07 70.8°F September 02 63.6°F
September 06 69.6°F September 01 64.8°F
September 05 68.0°F August 31 65.4°F
September 04 66.6°F August 30 66.0°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, October and August.

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 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.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Lagos was 67.0°F. The maximum and minimum values were 63.0°F and 71.4°F respectively.

Best Time to Visit Lagos
The most sunny months:
July 29 days
August 29 days
September 25 days
The most warm months:
August 83.0 °F
July 82.2 °F
September 79.9 °F
Warmest sea temperature:
September 69.7 °F
August 69.0 °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 +74
Algarve +76
Cascais +70
Ericeira +68
Faro +76
Funchal +64
Lagos +70
Lisbon +72
Madeira +64
Ponta Delgada +76
Portimao +66
Porto +66
Quarteira +76
Sao Miguel +76
Setubal +72
24 Hours Weather Forecast
Lagos
Local time: 00:02
09 sep, wednesday
0300 70°F
SE
15 mph
0600 70°F
SE
15 mph
0900 72°F
SE
14 mph
1200 74°F
SE
19 mph
1500 74°F
SE
21 mph
1800 72°F
SE
23 mph
2100 68°F
SE
22 mph
10 sep, thursday
0000 68°F
SE
23 mph