Measurements:
°C
°F
Alghero
66°F
W 3 mph
Feels like: 66°F
Precip: 12%
World Resorts Italy Alghero Weather

Alghero Sea Water Temperature

Current Sea Water Temperature:
+80.2°F
Maximum Sea Water Temperature in October: 80.6°F
Minimum Sea Water Temperature in October: 66.8°F
Average water temperature in October: 73.4°F

Sea Water Temperature for the Last 10 Days:

October 03 80.2°F September 28 79.8°F
October 02 80.6°F September 27 80.0°F
October 01 80.6°F September 26 80.4°F
September 30 80.2°F September 25 80.0°F
September 29 79.8°F September 24 78.6°F

When is the Warmest Sea for Alghero?

According to our data for the last three years for Alghero 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 Alghero was 84.5°F. The maximum and minimum values were 81.6°F and 85.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Alghero was 82.9°F. The maximum and minimum values were 77.4°F and 86.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Alghero was 81.2°F. The maximum and minimum values were 78.6°F and 84.2°F respectively.

Best Time to Visit Alghero
The most sunny months:
July 29 days
August 28 days
June 26 days
The most warm months:
August 88.6 °F
July 87.8 °F
September 82.0 °F
Warmest sea temperature:
August 80.0 °F
July 78.4 °F
September 77.8 °F
The most cold months:
January 56.3 °F
February 56.6 °F
December 59.7 °F
The most rainy months:
November 5 days
December 3 days
March 3 days
The most windy months:
January 12 mph
December 11 mph
November 11 mph

Alghero on the Weather Map

Italy Resorts:
NAME
F°
Amalfi +62
Bari +72
Bibione +54
Catania +68
Florence +64
Genoa +50
Lido di Jesolo +58
Naples +72
Palermo +58
Rimini +58
Rome +64
Scalea +48
Sicily +64
Tropea +68
Venice +58
24 Hours Weather Forecast
Alghero
Local time: 04:56
04 oct, sunday
0600 66°F
W
3 mph
0900 74°F
W
4 mph
1200 84°F
W
3 mph
1500 84°F
SE
9 mph
1800 82°F
S
8 mph
2100 74°F
SW
5 mph
05 oct, monday
0000 72°F
NE
3 mph
0300 70°F
NW
2 mph