World Resorts Italy Ostia Weather

Ostia Sea Temperature in January

Average sea water temperature in January:
+59.0°F
Minimum sea water temperature in January: 61.5°F
Maximum sea water temperature in January: 56.7°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 59.2°F. The highest and lowest sea temperatures during the month were 61.2°F and 57.4°F.

Monthly sea water temperature in Ostia, °F

Which Italy resorts have warmest sea in January?

Place name January 2026 January 2025
Lampedusa 62.6°F 63.1°F
Capo Vaticano 61.2°F 61.0°F
Tropea 61.2°F 61.0°F
Scalea 61.1°F 60.7°F
Capri 61.1°F 61.0°F
Positano 60.9°F 60.8°F
Sorrento 60.9°F 60.8°F
Lipari 60.9°F 61.1°F
Ischia 60.8°F 61.1°F
Amalfi 60.8°F 60.8°F
Sirakuzy 60.8°F 61.3°F
Naples 60.7°F 60.9°F
San Vito Lo Capo 60.7°F 60.4°F
Catania 60.7°F 61.1°F
Mondello 60.6°F 60.7°F
Paestum 60.6°F 60.6°F
Messina 60.4°F 60.5°F
Reggio di Calabria 60.4°F 60.5°F
Marsala 60.4°F 60.3°F
Trapani 60.3°F 60.2°F

Best time for vacation in Ostia

Sunniest months:
July 29 days
August 28 days
June 26 days
Warmest months:
August 86.2 °F
July 85.5 °F
June 79.8 °F
Warmest sea temp:
August 79.1 °F
July 77.9 °F
September 76.1 °F
Coldest months:
January 54.7 °F
February 55.9 °F
December 57.3 °F
Rainiest months:
November 6 days
December 4 days
January 4 days
Windiest months:
February 9.8 mph
November 9.7 mph
January 9.7 mph

Ostia on a weather map

Ostia
+63°F
E 5 mph
Feels like: +63°F
Precip.: 0%
Places in Italy:
Name
°F
+63°F
+63°F
+63°F
+59°F
+63°F
+63°F
+63°F
+61°F
+66°F
+61°F
+63°F
+57°F
+64°F
24 Hours Forecast
Ostia
Local time: 18:32
April 06, monday
2100
57°F
SE
6 mph
April 07, tuesday
0000
57°F
SE
4 mph
0300
55°F
S
4 mph
0600
54°F
SW
4 mph
0900
57°F
W
3 mph
1200
63°F
NE
6 mph
1500
63°F
NE
7 mph
1800
63°F
NE
6 mph
Units of measurement: °C / °F