16.09
wed
wed
Day
77°F
NE 9 mph
Precip.
5%
5%
Night
77°F
SW 9 mph
Precip.
10%
10%
17.09
thu
thu
Day
72°F
S 11 mph
Precip.
81%
81%
Night
73°F
S 12 mph
Precip.
24%
24%
18.09
fri
fri
Day
73°F
SW 17 mph
Precip.
23%
23%
Night
73°F
SW 16 mph
Precip.
31%
31%
19.09
sat
sat
Day
75°F
SW 17 mph
Precip.
14%
14%
Night
75°F
SW 15 mph
Precip.
5%
5%
20.09
sun
sun
Day
75°F
SW 17 mph
Precip.
5%
5%
Night
75°F
S 16 mph
Precip.
5%
5%
21.09
mon
mon
Day
77°F
SW 16 mph
Precip.
3%
3%
Night
77°F
E 2 mph
Precip.
3%
3%
22.09
tue
tue
Day
77°F
N 5 mph
Precip.
3%
3%
Night
77°F
SW 7 mph
Precip.
3%
3%
23.09
wed
wed
Day
77°F
SW 19 mph
Precip.
23%
23%
Night
75°F
S 15 mph
Precip.
7%
7%
24.09
thu
thu
Day
77°F
SW 17 mph
Precip.
6%
6%
Night
75°F
SW 15 mph
Precip.
12%
12%
25.09
fri
fri
Day
75°F
SW 11 mph
Precip.
12%
12%
Night
75°F
N 3 mph
Precip.
7%
7%
26.09
sat
sat
Day
75°F
NE 9 mph
Precip.
10%
10%
Night
75°F
SW 7 mph
Precip.
6%
6%
27.09
sun
sun
Day
77°F
SW 19 mph
Precip.
10%
10%
Night
73°F
S 13 mph
Precip.
7%
7%
28.09
mon
mon
Day
73°F
W 2 mph
Precip.
4%
4%
Night
75°F
NE 11 mph
Precip.
5%
5%
sea water
temperature
temperature
| Costa Blanca |
monthly
weather
weather
| Costa Blanca |
current
weather
weather
| Costa Blanca |
7 days
forecast
forecast
| Costa Blanca |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 80.0°F. The highest and lowest sea temperatures during the month were 81.9°F and 78.6°F.
Air temperature in Costa Blanca, °F
Precipitation total in Costa Blanca, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Costa Blanca
Costa Blanca on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Costa Blanca
Local time: 02:19
September 16, wednesday
0300
77°F
NE
15 mph
15 mph
0600
77°F
NE
14 mph
14 mph
0900
77°F
NE
12 mph
12 mph
1200
77°F
NE
9 mph
9 mph
1500
77°F
N
10 mph
10 mph
1800
77°F
N
9 mph
9 mph
2100
77°F
N
6 mph
6 mph
September 17, thursday
0000
77°F
SW
9 mph
9 mph
