15.09
tue
tue
Day
82°F
NW 2 mph
Precip.
1%
1%
Night
72°F
SE 5 mph
Precip.
4%
4%
16.09
wed
wed
Day
82°F
N 4 mph
Precip.
1%
1%
Night
72°F
SE 6 mph
Precip.
21%
21%
17.09
thu
thu
Day
82°F
NW 4 mph
Precip.
10%
10%
Night
70°F
E 3 mph
Precip.
70%
70%
18.09
fri
fri
Day
81°F
S 4 mph
Precip.
10%
10%
Night
70°F
S 4 mph
Precip.
17%
17%
19.09
sat
sat
Day
81°F
N 7 mph
Precip.
4%
4%
Night
72°F
NE 2 mph
Precip.
53%
53%
20.09
sun
sun
Day
79°F
N 5 mph
Precip.
6%
6%
Night
70°F
SE 3 mph
Precip.
23%
23%
21.09
mon
mon
Day
79°F
SW 3 mph
Precip.
2%
2%
Night
72°F
SE 4 mph
Precip.
8%
8%
sea water
temperature
temperature
| Cagliari |
monthly
weather
weather
| Cagliari |
current
weather
weather
| Cagliari |
14 days
forecast
forecast
| Cagliari |
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 78.4°F. The highest and lowest sea temperatures during the month were 79.9°F and 76.1°F.
Air temperature in Cagliari, °F
Precipitation total in Cagliari, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cagliari
Cagliari on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Cagliari
Local time: 06:07
September 15, tuesday
0900
73°F
SE
6 mph
6 mph
1200
82°F
NW
2 mph
2 mph
1500
82°F
NW
14 mph
14 mph
1800
81°F
NW
9 mph
9 mph
2100
75°F
S
4 mph
4 mph
September 16, wednesday
0000
72°F
SE
5 mph
5 mph
0300
70°F
SE
6 mph
6 mph
0600
68°F
SE
6 mph
6 mph
