Measurements:
°C
°F
Ischia
84°F
SE 7 mph
Feels like: 90°F
Precip: 9%
World Resorts Italy Ischia Weather

7 Day Weather Forecast

07.14
tue
DAY
86°F
E 7 mph
precip
6%
NIGHT
84°F
NE 3 mph
precip
8%
07.15
wed
DAY
84°F
N 3 mph
precip
5%
NIGHT
86°F
E 6 mph
precip
8%
07.16
thu
DAY
86°F
E 8 mph
precip
8%
NIGHT
86°F
SE 3 mph
precip
9%
07.17
fri
DAY
86°F
NE 7 mph
precip
6%
NIGHT
86°F
SE 8 mph
precip
10%
07.18
sat
DAY
86°F
N 5 mph
precip
7%
NIGHT
84°F
NE 4 mph
precip
10%
07.19
sun
DAY
86°F
NE 6 mph
precip
7%
NIGHT
84°F
W 6 mph
precip
9%
07.20
mon
DAY
88°F
W 7 mph
precip
3%
NIGHT
86°F
SW 14 mph
precip
2%

Ischia Sea Water Temperature in July, °F

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Ischia was 27.0°F. The maximum and minimum values were 25.9°F and 28.3°F respectively.

Ischia on the Weather Map

Best Time to Visit Ischia
The most sunny months:
July 28 days
August 27 days
June 26 days
The most warm months:
August 85.9 °F
July 85.0 °F
September 80.0 °F
Warmest sea temperature:
August 83.9 °F
July 82.6 °F
September 80.2 °F
The most cold months:
January 55.6 °F
February 56.0 °F
March 58.2 °F
The most rainy months:
November 8 days
January 6 days
December 5 days
The most windy months:
January 12 mph
February 11 mph
November 11 mph