World Resorts Italy Ischia Weather

Ischia sea water temperature

Current sea water temperature:
+71.1°F
Minimum sea water temperature in October: 76.6°F
Maximum sea water temperature in October: 67.6°F
Average sea water temperature in October: 72.3°F

Sea water temperature for the last 10 days:

October 26 71.1°F October 21 72.7°F
October 25 71.6°F October 20 72.1°F
October 24 71.4°F October 19 72.1°F
October 23 71.8°F October 18 72.1°F
October 22 72.5°F October 17 72.3°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 81.3°F. The highest and lowest sea temperatures during the month were 85.1°F and 75.7°F.

Best time for vacation in Ischia

Sunniest months:
July 28 days
August 27 days
June 26 days
Warmest months:
August 82.4 °F
July 81.5 °F
September 77.0 °F
Warmest sea temp:
August 80.9 °F
July 79.6 °F
September 77.4 °F
Coldest months:
January 55.1 °F
February 55.4 °F
March 57.4 °F
Rainiest months:
November 8 days
January 6 days
December 5 days
Windiest months:
January 12.1 mph
February 11.4 mph
November 11.4 mph

Ischia on a weather map

Ischia
+64°F
SW 12 mph
Feels like: +64°F
Precip.: 6%
Places in Italy:
Name
°F
+63°F
+48°F
+52°F
+43°F
+59°F
+64°F
+61°F
+50°F
+54°F
+48°F
+52°F
+43°F
+61°F
+54°F
24 Hours Forecast
Ischia
Local time: 01:39
October 27, tuesday
0300
64°F
SW
12 mph
0600
63°F
SW
9 mph
0900
63°F
SW
8 mph
1200
66°F
S
7 mph
1500
66°F
SE
13 mph
1800
68°F
SE
15 mph
2100
66°F
SW
15 mph
October 28, wednesday
0000
64°F
SW
16 mph
Units of measurement: °C / °F