26.12
fri
fri
Day

55°F
SW 11 mph
Precip.
0%
0%
Night

48°F
SW 13 mph
Precip.
0%
0%
27.12
sat
sat
Day

54°F
SW 7 mph
Precip.
0%
0%
Night

48°F
SW 6 mph
Precip.
0%
0%
28.12
sun
sun
Day

54°F
S 4 mph
Precip.
0%
0%
Night

48°F
SW 9 mph
Precip.
0%
0%
29.12
mon
mon
Day

54°F
W 4 mph
Precip.
0%
0%
Night

48°F
SW 6 mph
Precip.
0%
0%
30.12
tue
tue
Day

54°F
SW 4 mph
Precip.
0%
0%
Night

55°F
NE 15 mph
Precip.
100%
100%
31.12
wed
wed
Day

55°F
NE 15 mph
Precip.
100%
100%
Night

54°F
NE 18 mph
Precip.
100%
100%
01.01
thu
thu
Day

54°F
NE 13 mph
Precip.
100%
100%
Night

52°F
NE 19 mph
Precip.
100%
100%
02.01
fri
fri
Day

52°F
NE 12 mph
Precip.
100%
100%
Night

48°F
W 6 mph
Precip.
100%
100%
03.01
sat
sat
Day

45°F
S 21 mph
Precip.
0%
0%
Night

41°F
S 20 mph
Precip.
0%
0%
04.01
sun
sun
Day

43°F
SW 7 mph
Precip.
57%
57%
Night

39°F
SW 10 mph
Precip.
100%
100%
05.01
mon
mon
Day

39°F
SW 10 mph
Precip.
28%
28%
Night

37°F
S 14 mph
Precip.
0%
0%
06.01
tue
tue
Day

43°F
SW 14 mph
Precip.
0%
0%
Night

37°F
SW 12 mph
Precip.
0%
0%
07.01
wed
wed
Day

43°F
NE 5 mph
Precip.
0%
0%
Night

39°F
SW 6 mph
Precip.
0%
0%
08.01
thu
thu
Day

48°F
W 7 mph
Precip.
47%
47%
Night

43°F
SW 8 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 62.2°F. The highest and lowest sea temperatures during the month were 63.3°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 59.8°F. The highest and lowest sea temperatures during the month were 61.0°F and 58.1°F.
Air temperature in Ostia, °F
Precipitation total in Ostia, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ostia
Ostia on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Ostia
Local time: 23:22
December 27, saturday
0000

48°F
SW
13 mph
13 mph
0300

48°F
SW
12 mph
12 mph
0600

46°F
SW
12 mph
12 mph
0900

48°F
SW
10 mph
10 mph
1200

54°F
SW
7 mph
7 mph
1500

57°F
S
5 mph
5 mph
1800

54°F
S
4 mph
4 mph
2100

50°F
SW
4 mph
4 mph



























