World Resorts Italy Alghero Weather

Alghero sea water temperature

Current sea water temperature:
+62.8°F
Minimum sea water temperature in December: 65.7°F
Maximum sea water temperature in December: 57.4°F
Average sea water temperature in December: 60.9°F

Sea water temperature for the last 10 days:

December 4 62.8°F November 29 63.5°F
December 3 62.8°F November 28 63.5°F
December 2 62.8°F November 27 64.2°F
December 1 63.3°F November 26 64.4°F
November 30 62.8°F November 25 64.9°F

When is the warmest sea in Alghero?

Based on the data about daily sea water temperature for the last three years the warmest sea in Alghero was noticed in August, July and September.

Monthly Sea Temperatures in Alghero, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 76.4°F. The highest and lowest sea temperatures during the month were 79.3°F and 71.6°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 76.7°F. The highest and lowest sea temperatures during the month were 79.9°F and 70.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 76.2°F. The highest and lowest sea temperatures during the month were 77.7°F and 74.3°F.

Best time for vacation in Alghero

Sunniest months:
July 29 days
August 28 days
June 25 days
Warmest months:
August 84.5 °F
July 83.9 °F
September 78.6 °F
Warmest sea temp:
August 76.7 °F
July 75.3 °F
September 74.8 °F
Coldest months:
January 55.7 °F
February 55.9 °F
December 58.7 °F
Rainiest months:
November 5 days
December 3 days
March 3 days
Windiest months:
January 12.2 mph
December 11.5 mph
November 11.1 mph

Alghero on a weather map

Alghero
+54°F
S 14 mph
Feels like: +48°F
Precip.: 100%
Places in Italy:
Name
°F
+48°F
+54°F
+48°F
+48°F
+48°F
+52°F
+55°F
+52°F
+50°F
+50°F
+50°F
+45°F
+41°F
+54°F
+48°F
24 Hours Forecast
Alghero
Local time: 05:40
December 05, friday
0600
54°F
S
14 mph
0900
55°F
SE
17 mph
1200
57°F
SE
16 mph
1500
55°F
SE
17 mph
1800
54°F
SE
17 mph
2100
54°F
SE
11 mph
December 06, saturday
0000
54°F
SE
9 mph
0300
55°F
SE
12 mph
Units of measurement: °C / °F