Measurements:
°C
°F
Nettuno
92°F
E 14 mph
Feels like: 98°F
Precip: 3%
World Resorts Italy Nettuno Weather

Nettuno Sea Water Temperature

Current Sea Water Temperature:
+88.0°F
Maximum Sea Water Temperature in August: 88.8°F
Minimum Sea Water Temperature in August: 75.4°F
Average water temperature in August: 82.4°F

Sea Water Temperature for the Last 10 Days:

August 01 88.0°F July 27 87.0°F
July 31 87.6°F July 26 86.4°F
July 30 87.6°F July 25 88.0°F
July 29 87.6°F July 24 88.4°F
July 28 87.0°F July 23 88.8°F

When is the Warmest Sea for Nettuno?

According to our data for the last three years for Nettuno 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 Nettuno was 80.8°F. The maximum and minimum values were 75.4°F and 83.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Nettuno was 85.0°F. The maximum and minimum values were 80.0°F and 88.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Nettuno was 80.2°F. The maximum and minimum values were 78.0°F and 81.4°F respectively.

Best Time to Visit Nettuno
The most sunny months:
July 29 days
August 27 days
June 26 days
The most warm months:
August 89.8 °F
July 89.0 °F
June 82.6 °F
Warmest sea temperature:
August 82.4 °F
July 81.2 °F
September 79.4 °F
The most cold months:
January 55.1 °F
February 56.3 °F
December 58.0 °F
The most rainy months:
November 7 days
December 5 days
March 5 days
The most windy months:
February 9 mph
November 9 mph
January 8 mph

Nettuno on the Weather Map

Italy Resorts:
NAME
Baia Domizia +98
Bari +92
Bibione +106
Florence +102
Genoa +88
Lido di Jesolo +96
Naples +92
Palermo +92
Rimini +92
Rome +104
Sanremo +88
Scalea +88
Sicily +98
Tropea +86
Venice +96
24 Hours Weather Forecast
Nettuno
Local time: 17:20
01 aug, saturday
1800 92°F
E
14 mph
2100 84°F
SE
9 mph
02 aug, sunday
0000 82°F
SE
11 mph
0300 80°F
SE
6 mph
0600 78°F
N
1 mph
0900 86°F
NW
5 mph
1200 92°F
NE
8 mph
1500 94°F
NE
10 mph