Measurements:
°C
°F
Quarteira
58°F
SE 4 mph
Feels like: 58°F
Precip: 0%
World Resorts Portugal Quarteira Weather

Quarteira Sea Water Temperature

Current Sea Water Temperature:
+63.2°F
Maximum Sea Water Temperature in December: 68.0°F
Minimum Sea Water Temperature in December: 58.6°F
Average water temperature in December: 63.6°F

Sea Water Temperature for the Last 10 Days:

December 05 63.2°F November 30 64.2°F
December 04 63.4°F November 29 64.2°F
December 03 63.2°F November 28 64.2°F
December 02 63.0°F November 27 64.8°F
December 01 63.6°F November 26 65.0°F

When is the Warmest Sea for Quarteira?

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

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Quarteira was 75.0°F. The maximum and minimum values were 68.2°F and 80.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Quarteira was 67.8°F. The maximum and minimum values were 65.0°F and 70.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Quarteira was 71.6°F. The maximum and minimum values were 64.8°F and 79.4°F respectively.

Best Time to Visit Quarteira
The most sunny months:
August 30 days
July 30 days
June 26 days
The most warm months:
August 86.4 °F
July 85.9 °F
September 81.7 °F
Warmest sea temperature:
August 71.6 °F
September 71.5 °F
July 70.5 °F
The most cold months:
January 60.3 °F
February 60.7 °F
December 62.6 °F
The most rainy months:
March 3 days
November 3 days
April 2 days
The most windy months:
March 11 mph
February 10 mph
April 10 mph

Quarteira on the Weather Map

Portugal Resorts:
NAME
Albufeira +58
Algarve +60
Cascais +62
Faro +60
Funchal +60
Lagos +60
Lisbon +60
Madeira +60
Ponta Delgada +66
Portimao +58
Porto +60
Porto Santo Island +66
Quarteira +58
Sao Miguel +66
Terceira Island +66
24 Hours Weather Forecast
Quarteira
Local time: 04:12
06 dec, saturday
0600 58°F
SE
4 mph
0900 58°F
S
2 mph
1200 64°F
N
1 mph
1500 64°F
NE
5 mph
1800 62°F
E
4 mph
2100 62°F
E
5 mph
07 dec, sunday
0000 62°F
E
3 mph
0300 60°F
SE
4 mph