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Weather & Climate in San Giustino Valdarno, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Giustino Valdarno enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 42°F in January while summers reach 77°F in July. The area gets 289 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 38.7 inches. The area receives 5.5 inches of snow annually. The city sits at an elevation of 1,010 feet.
Temperature
42°F Jan (5°C)
77°F Jul (25°C)
| Annual Average | 57.8°F |
| 7% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 289 days/yr |
Geography
| Elevation | 1,010 ft (308 m) |
| Area | 44.4 sq mi (115.1 km²) |
| Population Density | 34/sq mi |
| Coordinates | 43.5527°N, 11.7050°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
2,213 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Sep 26, 1997 | 3 km SSE of Nocera Umbra, Italy | M6.0 | 104 km | 10 km |
| Sep 26, 1997 | 6 km WSW of Serravalle di Chienti, Italy | M5.7 | 110 km | 10 km |
| Aug 24, 2016 | 5 km S of Castelsantangelo sul Nera, Italy | M5.6 | 142 km | 3 km |
| Oct 14, 1997 | 8 km NNW of Sellano, Italy | M5.5 | 116 km | 10 km |
| Oct 6, 1997 | 6 km E of Valtopina, Italy | M5.5 | 108 km | 10 km |
| Mar 26, 1998 | 1 km E of Esanatoglia, Italy | M5.4 | 107 km | 10 km |
| Oct 12, 1997 | 2 km NW of Sellano, Italy | M5.3 | 121 km | 10 km |
| Oct 3, 1997 | 3 km ENE of Valtopina, Italy | M5.3 | 103 km | 10 km |
| Sep 14, 2003 | 3 km E of Monterenzio, Italy | M5.3 | 89 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 143 km | 5 km |
| Apr 3, 1998 | 8 km E of Valfabbrica, Italy | M5.2 | 91 km | 10 km |
| Sep 18, 2023 | 7 km SE of Marradi, Italy | M5.1 | 52 km | 10 km |
| May 10, 2000 | 7 km SE of Granarolo, Italy | M5.1 | 88 km | 10 km |
| May 20, 2012 | 1 km SSW of Vigarano Mainarda, Italy | M5.0 | 143 km | 5 km |
| Nov 2, 2002 | 4 km N of Sant'Alberto, Italy | M5.0 | 120 km | 10 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 140 km | 10 km |
| Jun 5, 1993 | 7 km ESE of Valfabbrica, Italy | M4.9 | 92 km | 8 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 121 km | 16 km |
| Mar 1, 2008 | 6 km NNW of Galliano, Italy | M4.8 | 67 km | 4 km |
| Oct 16, 1997 | 8 km ESE of Valtopina, Italy | M4.8 | 110 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
9 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | CENTRAL ADRIATIC | Earthquake | — | 18 | 148 km |
| 1916 | CENTRAL ADRIATIC | Earthquake | — | 4 | 118 km |
| 1875 | ADRIATIC SEA | Earthquake | — | — | 91 km |
| 1846 | LIVORNO | Earthquake | — | 56 | 91 km |
| 1846 | TUSCANY | Earthquake | — | — | 97 km |
| 1742 | LIVORNO | Earthquake | — | — | 122 km |
| 1672 | CENTRAL ADRIATIC | Earthquake | — | 1,500 | 82 km |
| 1646 | LIVORNO | Earthquake | — | — | 112 km |
| 1624 | DELTA OF THE PO | Earthquake | — | — | 117 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Vulsini (108 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 108 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 3.5 in | |
| February | 40°F (4°C) | 3.6 in | Coldest |
| March | 44°F (7°C) | 3.8 in | |
| April | 50°F (10°C) | 4.2 in | |
| May | 58°F (14°C) | 3.3 in | |
| June | 64°F (18°C) | 3.0 in | |
| July | 77°F (25°C) | 1.9 in | Warmest, Driest |
| August | 70°F (21°C) | 2.5 in | |
| September | 63°F (17°C) | 3.6 in | |
| October | 55°F (13°C) | 5.0 in | |
| November | 46°F (8°C) | 6.0 in | Wettest |
| December | 41°F (5°C) | 4.8 in |
San Giustino Valdarno has a seasonal temperature swing of 37°F / from 40°F in February to 77°F in July. Total annual precipitation is 45.1 inches, with November being the wettest month (6.0") and July the driest (1.9").