Measurements:
°C
°F
Grosseto
48°F
SW 6 mph
Feels like: 46°F
Precip: 0%
World Resorts Italy Grosseto Weather

Grosseto Sea Water Temperature

Current Sea Water Temperature:
+59.0°F
Maximum Sea Water Temperature in February: 60.0°F
Minimum Sea Water Temperature in February: 55.8°F
Average water temperature in February: 58.0°F

Sea Water Temperature for the Last 10 Days:

February 18 59.0°F February 13 58.4°F
February 17 58.6°F February 12 58.0°F
February 16 58.8°F February 11 57.6°F
February 15 59.0°F February 10 58.2°F
February 14 58.6°F February 09 58.4°F

When is the Warmest Sea for Grosseto?

According to our data for the last three years for Grosseto 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 Grosseto was 80.3°F. The maximum and minimum values were 77.0°F and 82.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Grosseto was 81.4°F. The maximum and minimum values were 78.6°F and 85.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Grosseto was 78.8°F. The maximum and minimum values were 76.4°F and 81.2°F respectively.

Best Time to Visit Grosseto
The most sunny months:
July 29 days
August 27 days
June 26 days
The most warm months:
August 90.8 °F
July 90.3 °F
June 83.7 °F
Warmest sea temperature:
August 81.1 °F
July 79.9 °F
September 77.8 °F
The most cold months:
January 52.6 °F
February 54.5 °F
December 55.2 °F
The most rainy months:
November 4 days
January 3 days
December 3 days
The most windy months:
March 9 mph
February 9 mph
November 9 mph

Grosseto on the Weather Map

Italy Resorts:
NAME
Amalfi +52
Bari +50
Cagliari +54
Catania +54
Florence +46
Genoa +46
Lido di Jesolo +42
Naples +52
Palermo +54
Reggio di Calabria +54
Rimini +48
Rome +48
Sicily +46
Tropea +52
Venice +42
24 Hours Weather Forecast
Grosseto
Local time: 08:39
18 feb, wednesday
0900 48°F
SW
6 mph
1200 56°F
W
5 mph
1500 58°F
NW
6 mph
1800 54°F
NW
7 mph
2100 50°F
NW
6 mph
19 feb, thursday
0000 46°F
W
7 mph
0300 52°F
NW
12 mph
0600 56°F
N
21 mph