Measurements:
°C
°F
Diano Marina
70°F
S 6 mph
Feels like: 70°F
Precip: 11%
World Resorts Italy Diano Marina Weather

Diano Marina Sea Water Temperature

Current Sea Water Temperature:
+82.2°F
Maximum Sea Water Temperature in September: 85.0°F
Minimum Sea Water Temperature in September: 71.4°F
Average water temperature in September: 77.4°F

Sea Water Temperature for the Last 10 Days:

September 11 82.2°F September 06 84.4°F
September 10 83.2°F September 05 84.0°F
September 09 84.0°F September 04 84.4°F
September 08 85.0°F September 03 83.6°F
September 07 84.8°F September 02 84.4°F

When is the Warmest Sea for Diano Marina?

According to our data for the last three years for Diano Marina 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Diano Marina was 86.2°F. The maximum and minimum values were 84.4°F and 87.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Diano Marina was 84.3°F. The maximum and minimum values were 80.6°F and 87.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Diano Marina was 78.0°F. The maximum and minimum values were 74.8°F and 79.6°F respectively.

Best Time to Visit Diano Marina
The most sunny months:
July 24 days
August 24 days
June 21 days
The most warm months:
August 83.7 °F
July 82.9 °F
June 76.8 °F
Warmest sea temperature:
August 81.4 °F
July 79.9 °F
September 77.2 °F
The most cold months:
January 50.9 °F
February 51.8 °F
December 53.9 °F
The most rainy months:
November 4 days
March 4 days
January 3 days
The most windy months:
February 9 mph
March 9 mph
November 8 mph

Diano Marina on the Weather Map

Italy Resorts:
NAME
Baia Domizia +78
Bari +82
Bibione +58
Florence +68
Genoa +62
Lido di Jesolo +64
Naples +80
Ostia +78
Palermo +74
Rimini +68
Rome +72
Scalea +70
Sicily +78
Tropea +78
Venice +64
24 Hours Weather Forecast
Diano Marina
Local time: 04:12
12 sep, saturday
0600 70°F
S
4 mph
0900 72°F
S
3 mph
1200 76°F
W
8 mph
1500 76°F
NW
9 mph
1800 76°F
N
5 mph
2100 76°F
SE
4 mph
13 sep, sunday
0000 76°F
S
8 mph
0300 74°F
SE
6 mph