28.12
sun
sun
Day
55°F
SE 9 mph
Precip.
0%
0%
Night
48°F
W 4 mph
Precip.
0%
0%
29.12
mon
mon
Day
55°F
NW 4 mph
Precip.
0%
0%
Night
50°F
W 6 mph
Precip.
0%
0%
30.12
tue
tue
Day
54°F
SE 4 mph
Precip.
0%
0%
Night
48°F
SW 6 mph
Precip.
0%
0%
31.12
wed
wed
Day
54°F
NW 4 mph
Precip.
81%
81%
Night
46°F
S 9 mph
Precip.
0%
0%
01.01
thu
thu
Day
48°F
NW 8 mph
Precip.
0%
0%
Night
50°F
N 11 mph
Precip.
44%
44%
02.01
fri
fri
Day
54°F
E 22 mph
Precip.
100%
100%
Night
45°F
SE 15 mph
Precip.
0%
0%
03.01
sat
sat
Day
48°F
NE 12 mph
Precip.
0%
0%
Night
43°F
W 6 mph
Precip.
0%
0%
04.01
sun
sun
Day
50°F
NW 9 mph
Precip.
72%
72%
Night
50°F
NW 16 mph
Precip.
51%
51%
05.01
mon
mon
Day
46°F
W 26 mph
Precip.
100%
100%
Night
48°F
W 9 mph
Precip.
0%
0%
06.01
tue
tue
Day
55°F
NE 1 mph
Precip.
0%
0%
Night
52°F
SW 6 mph
Precip.
22%
22%
07.01
wed
wed
Day
55°F
NW 2 mph
Precip.
0%
0%
Night
50°F
W 6 mph
Precip.
0%
0%
08.01
thu
thu
Day
52°F
NW 13 mph
Precip.
100%
100%
Night
57°F
N 4 mph
Precip.
100%
100%
09.01
fri
fri
Day
59°F
N 5 mph
Precip.
100%
100%
Night
59°F
NE 16 mph
Precip.
100%
100%
10.01
sat
sat
Day
59°F
NE 17 mph
Precip.
100%
100%
Night
52°F
E 21 mph
Precip.
69%
69%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 62.6°F. The highest and lowest sea temperatures during the month were 63.9°F and 61.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 60.3°F. The highest and lowest sea temperatures during the month were 61.9°F and 58.6°F.
Air temperature in Nettuno, °F
Precipitation total in Nettuno, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Nettuno
Nettuno on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Nettuno
Local time: 23:45
December 29, monday
0000
48°F
W
4 mph
4 mph
0300
48°F
SW
4 mph
4 mph
0600
48°F
SW
4 mph
4 mph
0900
50°F
W
4 mph
4 mph
1200
55°F
NW
4 mph
4 mph
1500
57°F
N
6 mph
6 mph
1800
52°F
NW
4 mph
4 mph
2100
50°F
W
5 mph
5 mph
