Measurements:
°C
°F
Ostia
60°F
E 15 mph
Feels like: 56°F
Precip: 86%
World Resorts Italy Ostia Weather

7 Day Weather Forecast

01.09
fri
DAY
58°F
NE 21 mph
precip
100%
NIGHT
54°F
E 27 mph
precip
100%
01.10
sat
DAY
52°F
E 19 mph
precip
100%
NIGHT
44°F
S 15 mph
precip
0%
01.11
sun
DAY
50°F
S 9 mph
precip
0%
NIGHT
42°F
SW 6 mph
precip
0%
01.12
mon
DAY
48°F
NW 6 mph
precip
0%
NIGHT
48°F
W 10 mph
precip
88%
01.13
tue
DAY
52°F
N 7 mph
precip
77%
NIGHT
52°F
NW 11 mph
precip
68%
01.14
wed
DAY
58°F
NW 14 mph
precip
81%
NIGHT
54°F
NW 12 mph
precip
74%
01.15
thu
DAY
56°F
NW 11 mph
precip
26%
NIGHT
52°F
W 7 mph
precip
0%

Ostia Sea Water Temperature in January, °F

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Ostia was 15.4°F. The maximum and minimum values were 14.5°F and 16.1°F respectively.

Ostia on the Weather Map

Best Time to Visit Ostia
The most sunny months:
July 29 days
August 28 days
June 26 days
The most warm months:
August 90.2 °F
July 89.5 °F
June 83.1 °F
Warmest sea temperature:
August 82.3 °F
July 81.0 °F
September 79.0 °F
The most cold months:
January 55.2 °F
February 56.4 °F
December 58.1 °F
The most rainy months:
November 6 days
March 5 days
December 4 days
The most windy months:
February 9 mph
November 9 mph
January 9 mph