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Weather & Climate in Sankt Gallen, Switzerland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sankt Gallen experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 38°F in January while summers reach 70°F in July. The area gets 244 sunny days per year, above the national average. Annual precipitation totals 71.8 inches (wetter than the 38-inch national average). The area receives 37.0 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 2,244 feet.
Temperature
38°F Jan (3°C)
70°F Jul (21°C)
| Annual Average | 53.8°F |
| 0% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 244 days/yr |
Geography
| Elevation | 2,244 ft (684 m) |
| Area | 17.5 sq mi (45.4 km²) |
| Population Density | 4,328/sq mi |
| Coordinates | 47.4239°N, 9.3748°W |
| Timezone | Europe/Zurich |
Precipitation & Snow
Air Quality
Earthquake History
633 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Dec 29, 1999 | 12 km N of Isolaccia, Italy | M4.8 | 116 km | 10 km |
| Mar 22, 2003 | 2 km WSW of Albstadt, Germany | M4.7 | 92 km | 6 km |
| Nov 20, 1991 | 1 km WSW of Churwalden, Switzerland | M4.7 | 73 km | 10 km |
| Mar 31, 1994 | 2 km W of Warth, Austria | M4.7 | 62 km | 14 km |
| Jun 5, 1997 | 2 km ESE of Namlos, Austria | M4.6 | 100 km | 5 km |
| Oct 1, 2001 | 11 km WSW of Tubre, Italy | M4.5 | 115 km | 10 km |
| Apr 6, 2000 | 11 km WSW of Tubre, Italy | M4.5 | 116 km | 5 km |
| Feb 17, 1992 | 4 km NNE of Scharans, Switzerland | M4.5 | 75 km | 10 km |
| Jan 4, 2009 | 3 km S of Wildhaus, Switzerland | M4.5 | 28 km | 3 km |
| Aug 28, 1994 | 6 km SSW of Muotathal, Switzerland | M4.5 | 74 km | 8 km |
| May 15, 1992 | 1 km W of Sennwald, Switzerland | M4.4 | 20 km | 5 km |
| May 8, 1992 | 0 km NNW of Sennwald, Switzerland | M4.4 | 20 km | 5 km |
| May 8, 1992 | 2 km WSW of Sennwald, Switzerland | M4.4 | 20 km | 5 km |
| Nov 22, 1997 | 4 km SSW of Krummenau, Switzerland | M4.4 | 29 km | 10 km |
| May 6, 2003 | 7 km WSW of Linthal, Switzerland | M4.3 | 68 km | 6 km |
| Nov 16, 1995 | 1 km ENE of Einsiedeln, Switzerland | M4.3 | 56 km | 5 km |
| Dec 31, 1999 | 11 km WSW of Tubre, Italy | M4.3 | 116 km | 10 km |
| Dec 30, 1992 | 2 km SW of Ühlingen-Birkendorf, Germany | M4.2 | 87 km | 33 km |
| Jun 28, 2004 | 2 km NNW of Brugg, Switzerland | M4.2 | 89 km | 20 km |
| May 12, 2005 | 1 km NW of Oensingen, Switzerland | M4.2 | 127 km | 25 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 | 137 km |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 96 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 131 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 2.6 in | Driest |
| February | 33°F (0°C) | 2.9 in | Coldest |
| March | 39°F (4°C) | 3.1 in | |
| April | 44°F (7°C) | 4.1 in | |
| May | 53°F (12°C) | 4.9 in | |
| June | 58°F (14°C) | 6.0 in | |
| July | 70°F (21°C) | 6.3 in | Warmest, Wettest |
| August | 62°F (17°C) | 5.9 in | |
| September | 56°F (13°C) | 4.6 in | |
| October | 47°F (9°C) | 3.5 in | |
| November | 38°F (3°C) | 3.9 in | |
| December | 33°F (1°C) | 3.2 in |
Sankt Gallen has a seasonal temperature swing of 37°F / from 33°F in February to 70°F in July. Total annual precipitation is 51.1 inches, with July being the wettest month (6.3") and January the driest (2.6").