Sea temperature Ischia today
Updated 05.08.2026 04:29 • Fresh data
Sea temperature
29,4°C
Waves 0,1 m · period 5,3 s
Wave height
0,1 m
Period 5,3 s
Wave direction
SW
216°
Wind waves
0,0 m
Sea current
0,3 km/h
Direction NW
Swell height
0,1 m
Swell direction
SW
215°
Air temperature
28°C
Clear · Feels like: 34°C
Wind
5 km/h
W 258°
Wind gusts
9 km/h
Surface pressure 1013 hPa
Humidity
84 %
UV indeks
0,0
Low
Visibility
29,2 km
Cloud cover
14 %
Weather and sea for the next 7 days - Ischia
Today, 5.8
Cloudy
Air
32°C
min 28°C
Sea temperature
30,1°C
min 29,3°C
Tomorrow, 6.8
Cloudy
Air
30°C
min 28°C
Sea temperature
30,2°C
min 29,4°C
Fri, 7.8
Partly cloudy
Air
30°C
min 29°C
Sea temperature
29,8°C
min 29,3°C
Sat, 8.8
Partly cloudy
Air
30°C
min 28°C
Sea temperature
30,2°C
min 29,3°C
Sun, 9.8
Partly cloudy
Air
30°C
min 28°C
Sea temperature
30,3°C
min 29,5°C
Mon, 10.8
Mostly clear
Air
32°C
min 27°C
Sea temperature
30,1°C
min 29,5°C
Tue, 11.8
Partly cloudy
Air
31°C
min 28°C
Sea temperature
30,5°C
min 29,6°C
Sea temperature Ischia by month
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature | 16° | 15° | 15° | 17° | 19° | 24° | 27° | 27° | 25° | 23° | 20° | 18° |
When to swim in Ischia?
Swimming season
May – Nov
Sea temperature above 18 °C
Warmest month
Aug
Average 27°C
Coldest month
Feb
Average 15°C
Annual average
20.6°C
Average sea temperature