31.12
wed
wed
Day
50°F
SW 18 mph
Precip.
0%
0%
Night
48°F
SW 12 mph
Precip.
0%
0%
01.01
thu
thu
Day
52°F
NW 11 mph
Precip.
0%
0%
Night
59°F
NE 30 mph
Precip.
100%
100%
02.01
fri
fri
Day
59°F
NE 25 mph
Precip.
100%
100%
Night
61°F
NE 25 mph
Precip.
0%
0%
03.01
sat
sat
Day
61°F
NE 29 mph
Precip.
0%
0%
Night
61°F
NE 21 mph
Precip.
100%
100%
04.01
sun
sun
Day
59°F
NE 6 mph
Precip.
100%
100%
Night
59°F
W 14 mph
Precip.
100%
100%
05.01
mon
mon
Day
57°F
W 11 mph
Precip.
100%
100%
Night
54°F
S 6 mph
Precip.
49%
49%
06.01
tue
tue
Day
52°F
SW 9 mph
Precip.
68%
68%
Night
48°F
SW 14 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 63.8°F. The highest and lowest sea temperatures during the month were 64.8°F and 62.4°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 61.1°F. The highest and lowest sea temperatures during the month were 63.0°F and 59.5°F.
Air temperature in Ischia, °F
Precipitation total in Ischia, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ischia
Ischia on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Ischia
Local time: 02:41
December 31, wednesday
0300
52°F
SW
25 mph
25 mph
0600
50°F
SW
26 mph
26 mph
0900
48°F
SW
22 mph
22 mph
1200
50°F
SW
18 mph
18 mph
1500
50°F
SW
16 mph
16 mph
1800
50°F
SW
17 mph
17 mph
2100
48°F
SW
17 mph
17 mph
January 01, thursday
0000
48°F
SW
12 mph
12 mph
