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Weather & Climate in Ostiano, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ostiano enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 41°F in January while summers reach 77°F in July. The area gets 295 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 32.2 inches. The area receives 3.1 inches of snow annually. The city sits at an elevation of 141 feet.
Temperature
41°F Jan (5°C)
77°F Jul (25°C)
| Annual Average | 58.7°F |
| 9% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 295 days/yr |
Geography
| Elevation | 141 ft (43 m) |
| Area | 13.9 sq mi (36.1 km²) |
| Population Density | 202/sq mi |
| Coordinates | 45.2226°N, 10.2545°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,547 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| May 20, 2012 | 4 km NNE of Massa Finalese, Italy | M6.0 | 85 km | 6 km |
| May 29, 2012 | 1 km ENE of Medolla, Italy | M5.8 | 77 km | 10 km |
| May 29, 2012 | 2 km NE of San Possidonio, Italy | M5.5 | 70 km | 7 km |
| Oct 15, 1996 | 2 km N of Correggio, Italy | M5.4 | 63 km | 10 km |
| Sep 14, 2003 | 3 km E of Monterenzio, Italy | M5.3 | 137 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 119 km | 5 km |
| Jun 3, 2012 | 3 km ENE of Novi di Modena, Italy | M5.1 | 65 km | 9 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M5.1 | 67 km | 10 km |
| May 20, 2012 | 1 km SSW of Vigarano Mainarda, Italy | M5.0 | 106 km | 5 km |
| Jan 27, 2012 | 4 km SE of Berceto, Italy | M5.0 | 84 km | 60 km |
| Apr 11, 2003 | 1 km SSW of Carezzano Maggiore, Italy | M5.0 | 117 km | 4 km |
| Jan 25, 2012 | 1 km N of Poviglio, Italy | M4.9 | 47 km | 33 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 91 km | 0 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 145 km | 10 km |
| Jul 17, 2011 | 0 km W of Sermide, Italy | M4.9 | 85 km | 6 km |
| May 20, 2012 | 2 km ENE of Medolla, Italy | M4.9 | 78 km | 10 km |
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 50 km | 10 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 118 km | 16 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 121 km | 10 km |
| May 29, 2012 | 3 km ENE of Novi di Modena, Italy | M4.8 | 65 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 95.0 m (312 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1987 | VALTELLINA | Meteorological | 95.0 m | 27 | 129 km |
| 1868 | LAKE GARDA | Earthquake | — | — | 63 km |
| 1624 | DELTA OF THE PO | Earthquake | — | — | 140 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.6 in | |
| February | 39°F (4°C) | 1.7 in | Driest |
| March | 47°F (8°C) | 2.2 in | |
| April | 54°F (12°C) | 2.4 in | |
| May | 63°F (17°C) | 2.9 in | |
| June | 70°F (21°C) | 2.7 in | |
| July | 77°F (25°C) | 2.2 in | Warmest |
| August | 73°F (23°C) | 2.9 in | |
| September | 66°F (19°C) | 3.0 in | |
| October | 56°F (13°C) | 4.0 in | Wettest |
| November | 44°F (7°C) | 2.8 in | |
| December | 36°F (2°C) | 2.3 in | Coldest |
Ostiano has a seasonal temperature swing of 41°F / from 36°F in December to 77°F in July. Total annual precipitation is 31.8 inches, with October being the wettest month (4.0") and February the driest (1.7").