Measurements:
°C
°F
Rome
50°F
SW 3 mph
Feels like: 50°F
Precip: 0%
World Resorts Italy Rome Weather

Rome Sea Water Temperature

Current Sea Water Temperature:
+63.4°F
Maximum Sea Water Temperature in December: 67.0°F
Minimum Sea Water Temperature in December: 60.0°F
Average water temperature in December: 63.5°F

Sea Water Temperature for the Last 10 Days:

December 15 63.4°F December 10 63.4°F
December 14 63.0°F December 09 64.0°F
December 13 63.6°F December 08 64.8°F
December 12 63.8°F December 07 64.2°F
December 11 63.8°F December 06 64.4°F

When is the Warmest Sea for Rome?

According to our data for the last three years for Rome the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Rome was 80.9°F. The maximum and minimum values were 76.2°F and 83.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Rome was 81.8°F. The maximum and minimum values were 77.2°F and 86.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Rome was 79.8°F. The maximum and minimum values were 77.2°F and 81.0°F respectively.

Best Time to Visit Rome
The most sunny months:
July 29 days
August 28 days
June 26 days
The most warm months:
August 94.2 °F
July 94.0 °F
June 87.6 °F
Warmest sea temperature:
August 82.3 °F
July 81.0 °F
September 79.1 °F
The most cold months:
January 53.6 °F
December 55.8 °F
February 56.5 °F
The most rainy months:
November 4 days
March 3 days
January 3 days
The most windy months:
March 7 mph
February 7 mph
July 6 mph

Rome on the Weather Map

Italy Resorts:
NAME
Amalfi +52
Bari +52
Cagliari +60
Catania +56
Florence +46
Genoa +44
Naples +54
Palermo +54
Reggio di Calabria +54
Rimini +46
Rome +50
Scalea +48
Sicily +50
Tropea +54
Venice +42
24 Hours Weather Forecast
Rome
Local time: 08:57
15 dec, monday
0900 50°F
SW
3 mph
1200 58°F
NW
2 mph
1500 60°F
N
2 mph
1800 54°F
N
2 mph
2100 52°F
W
3 mph
16 dec, tuesday
0000 52°F
SW
4 mph
0300 52°F
W
5 mph
0600 52°F
W
4 mph