Measurements:
°C
°F
Alvor
82°F
N 11 mph
Feels like: 86°F
Precip: 4%
World Resorts Portugal Alvor Weather

Alvor Sea Water Temperature

Current Sea Water Temperature:
+71.0°F
Maximum Sea Water Temperature in August: 78.8°F
Minimum Sea Water Temperature in August: 62.2°F
Average water temperature in August: 69.8°F

Sea Water Temperature for the Last 10 Days:

August 19 71.0°F August 14 68.2°F
August 18 70.8°F August 13 67.6°F
August 17 68.4°F August 12 66.8°F
August 16 68.6°F August 11 65.2°F
August 15 68.2°F August 10 64.8°F

When is the Warmest Sea for Alvor?

According to our data for the last three years for Alvor 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 Alvor was 66.3°F. The maximum and minimum values were 63.6°F and 69.2°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Alvor was 67.6°F. The maximum and minimum values were 64.8°F and 71.0°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Alvor was 69.4°F. The maximum and minimum values were 66.2°F and 71.8°F respectively.

Best Time to Visit Alvor
The most sunny months:
August 30 days
July 29 days
June 25 days
The most warm months:
August 84.8 °F
July 84.0 °F
September 81.0 °F
Warmest sea temperature:
September 70.2 °F
August 70.0 °F
October 69.3 °F
The most cold months:
January 60.7 °F
February 61.2 °F
December 63.0 °F
The most rainy months:
March 3 days
November 3 days
October 3 days
The most windy months:
March 11 mph
February 11 mph
July 10 mph

Alvor on the Weather Map

Portugal Resorts:
NAME
Albufeira +74
Algarve +76
Cascais +74
Ericeira +82
Faro +76
Funchal +80
Lagos +74
Lisbon +84
Madeira +80
Ponta Delgada +80
Portimao +82
Porto +82
Quarteira +74
Sao Miguel +80
Setubal +84
24 Hours Weather Forecast
Alvor
Local time: 15:55
19 aug, wednesday
1800 80°F
NE
9 mph
2100 68°F
NE
4 mph
20 aug, thursday
0000 68°F
NE
2 mph
0300 68°F
W
2 mph
0600 70°F
NW
2 mph
0900 74°F
N
2 mph
1200 84°F
NE
7 mph
1500 88°F
E
12 mph