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

Grosseto Weather: May

Average Day Temperature: 72.4°F
Average Night Temperature: 56.4°F
Sea Water Temperature: 66.4°F
Number of Sunny Days: 20 days
Sunshine Hours: 14.1 - 15.1 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.4 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 81°F. The lowest night temperature was 51°F. The average values for day and night temperatures during May were 71.2°F и 57.4°F respectivly.

Grosseto Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Grosseto was 67.8°F. The maximum and minimum values were 66.0°F and 69.8°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Grosseto is 1.4 in.

Wind Speed in May, mph

The average wind speed in May is 7.6 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Grosseto in May is 10.8 hours.

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 55.1 °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 +48
Bari +54
Cagliari +48
Catania +52
Florence +48
Genoa +48
Naples +56
Palermo +52
Pisa +50
Rimini +50
Rome +50
Scalea +40
Sicily +44
Tropea +54
Venice +48
24 Hours Weather Forecast
Grosseto
Local time: 05:39
05 dec, friday
0600 48°F
S
6 mph
0900 50°F
S
6 mph
1200 56°F
SW
6 mph
1500 60°F
S
7 mph
1800 52°F
S
7 mph
2100 48°F
S
7 mph
06 dec, saturday
0000 46°F
S
7 mph
0300 46°F
S
6 mph