29.12
mon
mon
Day
55°F
N 2 mph
Precip.
0%
0%
Night
52°F
NW 5 mph
Precip.
0%
0%
30.12
tue
tue
Day
54°F
E 6 mph
Precip.
0%
0%
Night
48°F
SW 19 mph
Precip.
0%
0%
31.12
wed
wed
Day
46°F
SW 14 mph
Precip.
0%
0%
Night
43°F
SW 6 mph
Precip.
0%
0%
01.01
thu
thu
Day
50°F
NW 7 mph
Precip.
0%
0%
Night
54°F
N 14 mph
Precip.
0%
0%
02.01
fri
fri
Day
52°F
NW 8 mph
Precip.
100%
100%
Night
59°F
N 21 mph
Precip.
100%
100%
03.01
sat
sat
Day
61°F
N 19 mph
Precip.
77%
77%
Night
59°F
N 20 mph
Precip.
74%
74%
04.01
sun
sun
Day
61°F
N 16 mph
Precip.
82%
82%
Night
61°F
N 15 mph
Precip.
0%
0%
sea water
temperature
temperature
| Posillipo |
monthly
weather
weather
| Posillipo |
current
weather
weather
| Posillipo |
14 days
forecast
forecast
| Posillipo |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 63.5°F. The highest and lowest sea temperatures during the month were 64.6°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 61.0°F. The highest and lowest sea temperatures during the month were 62.6°F and 58.8°F.
Air temperature in Posillipo, °F
Precipitation total in Posillipo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Posillipo
Posillipo on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Posillipo
Local time: 15:48
December 29, monday
1800
54°F
NW
2 mph
2 mph
2100
54°F
NW
3 mph
3 mph
December 30, tuesday
0000
52°F
NW
5 mph
5 mph
0300
52°F
W
3 mph
3 mph
0600
52°F
W
2 mph
2 mph
0900
52°F
SE
2 mph
2 mph
1200
54°F
E
6 mph
6 mph
1500
55°F
SE
6 mph
6 mph
