15.09
tue
tue
Day
81°F
S 5 mph
Precip.
1%
1%
Night
72°F
NW 2 mph
Precip.
8%
8%
16.09
wed
wed
Day
81°F
NE 9 mph
Precip.
2%
2%
Night
73°F
E 5 mph
Precip.
11%
11%
17.09
thu
thu
Day
81°F
SE 9 mph
Precip.
2%
2%
Night
70°F
SE 4 mph
Precip.
16%
16%
18.09
fri
fri
Day
79°F
SE 11 mph
Precip.
10%
10%
Night
68°F
E 2 mph
Precip.
15%
15%
19.09
sat
sat
Day
77°F
NE 12 mph
Precip.
3%
3%
Night
68°F
W 4 mph
Precip.
9%
9%
20.09
sun
sun
Day
79°F
NW 7 mph
Precip.
4%
4%
Night
72°F
SW 9 mph
Precip.
7%
7%
21.09
mon
mon
Day
81°F
SW 11 mph
Precip.
3%
3%
Night
70°F
SW 7 mph
Precip.
12%
12%
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.
Air temperature in Alghero, °F
Precipitation total in Alghero, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Alghero
Alghero on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Alghero
Local time: 06:05
September 15, tuesday
0900
73°F
W
2 mph
2 mph
1200
81°F
S
5 mph
5 mph
1500
82°F
SE
8 mph
8 mph
1800
79°F
S
9 mph
9 mph
2100
73°F
SW
4 mph
4 mph
September 16, wednesday
0000
72°F
NW
2 mph
2 mph
0300
68°F
NW
3 mph
3 mph
0600
68°F
NW
3 mph
3 mph
