Current sea water temperature:
+81.0°F
| Minimum sea water temperature in September: | 85.1°F |
| Maximum sea water temperature in September: | 72.7°F |
| Average sea water temperature in September: | 77.4°F |
| more information | |
14 days
forecast
forecast
| Ischia |
monthly
weather
weather
| Ischia |
Sea water temperature for the last 10 days:
| September 16 | 81.0°F | September 11 | 84.4°F |
| September 15 | 81.7°F | September 10 | 84.7°F |
| September 14 | 82.0°F | September 9 | 84.4°F |
| September 13 | 82.6°F | September 8 | 84.2°F |
| September 12 | 83.5°F | September 7 | 84.2°F |
Monthly sea water temperature, °F
When is the warmest sea in Ischia?
Based on the data about daily sea water temperature for the last three years the warmest sea in Ischia was noticed in August, July and September.
Monthly Sea Temperatures in Ischia, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 85.5°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.7°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 82.8°F. The highest and lowest sea temperatures during the month were 85.8°F and 80.6°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 83.8°F. The highest and lowest sea temperatures during the month were 85.1°F and 81.0°F.
current
weather
weather
| Ischia |
weather in
September
September
| Ischia |
Best time for vacation in Ischia
Ischia on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Ischia
Local time: 19:51
September 16, wednesday
2100
79°F
E
9 mph
9 mph
September 17, thursday
0000
77°F
E
7 mph
7 mph
0300
77°F
E
6 mph
6 mph
0600
77°F
E
4 mph
4 mph
0900
77°F
E
3 mph
3 mph
1200
77°F
NE
6 mph
6 mph
1500
79°F
NE
7 mph
7 mph
1800
79°F
NE
6 mph
6 mph
