Measurements:
°C
°F
Quarteira
72°F
NW 7 mph
Feels like: 72°F
Precip: 15%
World Resorts Portugal Quarteira Weather

Quarteira Sea Water Temperature

Current Sea Water Temperature:
+76.6°F
Maximum Sea Water Temperature in September: 79.4°F
Minimum Sea Water Temperature in September: 62.8°F
Average water temperature in September: 71.5°F

Sea Water Temperature for the Last 10 Days:

September 28 76.6°F September 23 76.4°F
September 27 77.6°F September 22 75.6°F
September 26 77.2°F September 21 75.2°F
September 25 77.4°F September 20 74.2°F
September 24 76.8°F September 19 73.4°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 September, August and July.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Quarteira was 73.0°F. The maximum and minimum values were 67.0°F and 77.6°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Quarteira was 69.3°F. The maximum and minimum values were 66.6°F and 72.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Quarteira was 71.5°F. The maximum and minimum values were 65.4°F and 77.8°F respectively.

Best Time to Visit Quarteira
The most sunny months:
July 30 days
August 29 days
June 26 days
The most warm months:
August 85.9 °F
July 85.7 °F
September 81.5 °F
Warmest sea temperature:
September 71.6 °F
August 71.5 °F
July 70.5 °F
The most cold months:
January 60.1 °F
February 60.7 °F
December 62.4 °F
The most rainy months:
March 3 days
November 3 days
April 2 days
The most windy months:
March 11 mph
February 11 mph
January 10 mph

Quarteira on the Weather Map

Portugal Resorts:
NAME
F°
Albufeira +72
Algarve +72
Cascais +68
Ericeira +68
Faro +72
Funchal +62
Lagos +72
Lisbon +70
Madeira +62
Ponta Delgada +70
Portimao +66
Porto +68
Quarteira +72
Sao Miguel +70
Setubal +66
24 Hours Weather Forecast
Quarteira
Local time: 01:42
29 sep, tuesday
0300 72°F
NW
7 mph
0600 72°F
NW
8 mph
0900 72°F
NW
11 mph
1200 74°F
NW
10 mph
1500 74°F
N
8 mph
1800 74°F
NE
6 mph
2100 72°F
E
4 mph
30 sep, wednesday
0000 72°F
E
6 mph