Current Sea Water Temperature:
+61.2°F
| Maximum Sea Water Temperature in March: | 63.0°F |
| Minimum Sea Water Temperature in March: | 56.6°F |
| Average water temperature in March: | 58.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| March 10 | 61.2°F | March 05 | 59.4°F |
| March 09 | 60.6°F | March 04 | 60.2°F |
| March 08 | 60.0°F | March 03 | 60.0°F |
| March 07 | 59.8°F | March 02 | 59.6°F |
| March 06 | 60.2°F | March 01 | 59.8°F |
When is the Warmest Sea for Ischia?
According to our data for the last three years for Ischia the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Ischia was 83.5°F. The maximum and minimum values were 81.2°F and 85.0°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Ischia was 84.0°F. The maximum and minimum values were 81.8°F and 86.6°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Ischia was 81.7°F. The maximum and minimum values were 78.8°F and 83.4°F respectively.
Italy Resorts:
NAME
F°
| Amalfi |  |
+58 |
| Bari |  |
+56 |
| Cagliari | |
+58 |
| Catania |  |
+58 |
| Florence |  |
+54 |
| Genoa |  |
+54 |
| Lido di Jesolo | |
+52 |
| Naples | |
+58 |
| Palermo | |
+58 |
| Reggio di Calabria | |
+58 |
| Rimini | |
+54 |
| Rome | |
+56 |
| Sicily | |
+54 |
| Tropea | |
+56 |
| Venice | |
+52 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Ischia
Local time: 10:02
10 mar, tuesday
| 1200 |  |
58°F | N 5 mph |
| 1500 |  |
60°F | NE 6 mph |
| 1800 | |
60°F | E 4 mph |
| 2100 |  |
58°F | SE 4 mph |
11 mar, wednesday
| 0000 |  |
58°F | SE 4 mph |
| 0300 | |
58°F | E 2 mph |
| 0600 | |
58°F | SE 2 mph |
| 0900 | |
58°F | SE 2 mph |