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Weather & Climate in Lostallo, Switzerland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lostallo has a cool climate with an average annual temperature of 41°F (5°C). Winters average 28°F in January while summers reach 56°F in July. The area gets 237 sunny days per year, above the national average. Annual precipitation totals 54.5 inches (wetter than the 38-inch national average). The area receives 15.5 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,394 feet.
Temperature
28°F Jan (-2°C)
56°F Jul (13°C)
| Annual Average | 40.5°F |
| 25% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 56°F (13°C) |
| Sunny Days | 237 days/yr |
Geography
| Elevation | 1,394 ft (425 m) |
| Area | 4.2 sq mi (10.9 km²) |
| Population Density | 165/sq mi |
| Coordinates | 46.3130°N, 9.1966°W |
| Timezone | Europe/Zurich |
Precipitation & Snow
Air Quality
Earthquake History
728 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 97 km | 10 km |
| Dec 29, 1999 | 12 km N of Isolaccia, Italy | M4.8 | 91 km | 10 km |
| Mar 31, 1994 | 2 km W of Warth, Austria | M4.7 | 127 km | 14 km |
| Nov 20, 1991 | 1 km WSW of Churwalden, Switzerland | M4.7 | 57 km | 10 km |
| Feb 17, 1992 | 4 km NNE of Scharans, Switzerland | M4.5 | 54 km | 10 km |
| Aug 28, 1994 | 6 km SSW of Muotathal, Switzerland | M4.5 | 76 km | 8 km |
| Apr 6, 2000 | 11 km WSW of Tubre, Italy | M4.5 | 93 km | 5 km |
| Oct 1, 2001 | 11 km WSW of Tubre, Italy | M4.5 | 92 km | 10 km |
| Jan 4, 2009 | 3 km S of Wildhaus, Switzerland | M4.5 | 97 km | 3 km |
| Jun 14, 1993 | 3 km S of Vogogna, Italy | M4.4 | 79 km | 10 km |
| May 8, 1992 | 2 km WSW of Sennwald, Switzerland | M4.4 | 107 km | 5 km |
| May 8, 1992 | 0 km NNW of Sennwald, Switzerland | M4.4 | 108 km | 5 km |
| May 15, 1992 | 1 km W of Sennwald, Switzerland | M4.4 | 108 km | 5 km |
| Nov 22, 1997 | 4 km SSW of Krummenau, Switzerland | M4.4 | 100 km | 10 km |
| Dec 31, 1999 | 11 km WSW of Tubre, Italy | M4.3 | 92 km | 10 km |
| May 6, 2003 | 7 km WSW of Linthal, Switzerland | M4.3 | 69 km | 6 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 123 km | 8 km |
| Nov 16, 1995 | 1 km ENE of Einsiedeln, Switzerland | M4.3 | 97 km | 5 km |
| Mar 31, 1996 | 7 km NNW of Bionaz, Italy | M4.3 | 145 km | 5 km |
| Feb 22, 2021 | 2 km SSE of Brentonico, Italy | M4.3 | 148 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 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 | 88 km |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 76 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 105 km |
| 1868 | LAKE GARDA | Earthquake | — | — | 135 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 3.0 in | Coldest |
| February | 28°F (-2°C) | 2.2 in | Driest |
| March | 32°F (0°C) | 3.4 in | |
| April | 37°F (3°C) | 4.8 in | |
| May | 45°F (7°C) | 5.8 in | |
| June | 51°F (11°C) | 5.8 in | |
| July | 56°F (13°C) | 5.4 in | Warmest |
| August | 56°F (13°C) | 5.7 in | |
| September | 50°F (10°C) | 5.9 in | Wettest |
| October | 42°F (6°C) | 5.6 in | |
| November | 33°F (1°C) | 4.1 in | |
| December | 29°F (-2°C) | 2.9 in |
Lostallo has a seasonal temperature swing of 28°F / from 28°F in January to 56°F in July. Total annual precipitation is 54.5 inches, with September being the wettest month (5.9") and February the driest (2.2").