Measurements:
°C
°F
Lisbon
66°F
NW 11 mph
Feels like: 66°F
Precip: 21%
World Resorts Portugal Lisbon Weather

Lisbon Sea Water Temperature

Current Sea Water Temperature:
+62.2°F
Maximum Sea Water Temperature in November: 69.2°F
Minimum Sea Water Temperature in November: 56.8°F
Average water temperature in November: 63.7°F

Sea Water Temperature for the Last 10 Days:

November 07 62.2°F November 02 64.4°F
November 06 62.0°F November 01 64.6°F
November 05 63.4°F October 31 64.8°F
November 04 64.2°F October 30 64.8°F
November 03 64.4°F October 29 64.8°F

When is the Warmest Sea for Lisbon?

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

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Lisbon was 72.1°F. The maximum and minimum values were 70.4°F and 74.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Lisbon was 73.4°F. The maximum and minimum values were 71.2°F and 76.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Lisbon was 70.2°F. The maximum and minimum values were 67.8°F and 73.0°F respectively.

Best Time to Visit Lisbon
The most sunny months:
August 28 days
July 26 days
September 23 days
The most warm months:
August 85.2 °F
July 84.2 °F
September 82.1 °F
Warmest sea temperature:
August 69.2 °F
July 68.9 °F
September 68.6 °F
The most cold months:
January 59.4 °F
February 60.8 °F
December 61.6 °F
The most rainy months:
March 4 days
November 4 days
April 4 days
The most windy months:
July 10 mph
June 10 mph
August 10 mph

Lisbon on the Weather Map

Portugal Resorts:
NAME
F°
Albufeira +68
Algarve +70
Cascais +66
Faro +70
Funchal +64
Lagos +68
Lisbon +66
Madeira +64
Ponta Delgada +64
Portimao +68
Porto +62
Porto Santo Island +74
Quarteira +68
Sao Miguel +64
Setubal +66
24 Hours Weather Forecast
Lisbon
Local time: 06:41
08 nov, sunday
0900 68°F
NW
13 mph
1200 68°F
N
16 mph
1500 70°F
N
16 mph
1800 68°F
N
19 mph
2100 66°F
N
18 mph
09 nov, monday
0000 66°F
N
16 mph
0300 66°F
N
15 mph
0600 64°F
NE
13 mph

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