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Weather & Climate in Marina di Grosseto, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Marina di Grosseto enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 46°F in January while summers reach 74°F in July. The area gets 292 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 24.1 inches (drier than the 38-inch national average). The city sits at an elevation of 3 feet.
Temperature
46°F Jan (8°C)
74°F Jul (23°C)
| Annual Average | 58.6°F |
| 9% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 3 ft (1 m) |
| Area | 294.4 sq mi (762.6 km²) |
| Population Density | 7/sq mi |
| Coordinates | 42.7191°N, 10.9814°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
635 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Apr 3, 1998 | 8 km E of Valfabbrica, Italy | M5.2 | 149 km | 10 km |
| Jun 5, 1993 | 7 km ESE of Valfabbrica, Italy | M4.9 | 145 km | 8 km |
| Jun 22, 2000 | 8 km WSW of Cipolleto, Italy | M4.8 | 138 km | 10 km |
| Mar 1, 2008 | 4 km ENE of Mercatale-San Quirico, Italy | M4.6 | 150 km | 6 km |
| Mar 1, 2008 | 5 km N of Barberino di Mugello, Italy | M4.6 | 149 km | 5 km |
| Nov 26, 2001 | 5 km NW of Santa Fiora, Italy | M4.6 | 132 km | 10 km |
| Oct 2, 1997 | 7 km N of Sansepolcro, Italy | M4.5 | 139 km | 10 km |
| Feb 21, 2002 | 4 km SE of Verghereto, Italy | M4.5 | 144 km | 8 km |
| Apr 1, 2000 | 1 km SSW of Piancastagnaio, Italy | M4.5 | 59 km | 10 km |
| Mar 9, 2023 | 2 km S of Umbertide, Italy | M4.5 | 127 km | 10 km |
| Jun 1, 1998 | 8 km NE of Valfabbrica, Italy | M4.4 | 148 km | 10 km |
| May 30, 2016 | 1 km WNW of Castel Giorgio, Italy | M4.4 | 80 km | 15 km |
| Jun 11, 2000 | 1 km NW of Costano, Italy | M4.4 | 131 km | 10 km |
| Jan 17, 1993 | 2 km SSW of Borgo Pace, Italy | M4.4 | 147 km | 11 km |
| May 12, 1997 | 3 km W of Massa Martana, Italy | M4.4 | 123 km | 5 km |
| Oct 2, 1997 | 5 km WNW of Valtopina, Italy | M4.4 | 145 km | 10 km |
| Feb 6, 2022 | 6 km W of Migliarino, Italy | M4.3 | 130 km | 10 km |
| Oct 2, 1997 | 7 km ESE of Pieve Santo Stefano, Italy | M4.3 | 138 km | 10 km |
| Aug 28, 2010 | 2 km NNW of Castel Ritaldi, Italy | M4.3 | 138 km | 8 km |
| Dec 16, 2000 | 9 km N of Terni, Italy | M4.3 | 137 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1846 | LIVORNO | Earthquake | - | 56 | 82 km |
| 1846 | TUSCANY | Earthquake | - | - | 95 km |
| 1742 | LIVORNO | Earthquake | - | - | 108 km |
| 1646 | LIVORNO | Earthquake | - | - | 107 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Vulsini (79 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 79 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 179 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 2.1 in | Coldest |
| February | 46°F (8°C) | 2.0 in | |
| March | 50°F (10°C) | 2.0 in | |
| April | 54°F (12°C) | 1.9 in | |
| May | 62°F (16°C) | 1.6 in | |
| June | 68°F (20°C) | 1.0 in | |
| July | 74°F (23°C) | 0.6 in | Driest |
| August | 75°F (24°C) | 1.4 in | Warmest |
| September | 69°F (20°C) | 2.8 in | |
| October | 61°F (16°C) | 3.1 in | |
| November | 53°F (11°C) | 3.4 in | Wettest |
| December | 47°F (8°C) | 2.3 in |
Marina di Grosseto has a seasonal temperature swing of 29°F / from 46°F in January to 75°F in August. Total annual precipitation is 24.1 inches, with November being the wettest month (3.4") and July the driest (0.6").