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Promontogno, Switzerland

Full City Profile

2,740 ft Elevation 835 meters
44°F Avg Temperature 6°C
Promontogno has a cool climate with an average annual temperature of 44°F (7°C). Winters average 14°F in January while summers reach 60°F in July. The area gets 269 sunny days per year. Annual precipitation totals 48.9 inches. The area receives 202.3 inches of snow annually.

Temperature

14°F Jan (-10°C) 60°F Jul (15°C)
Annual Average43.5°F
19% below US avg
January Average14°F (-10°C)
July Average60°F (15°C)
Sunny Days269 days/yr

Geography

Elevation2,740 ft (835 m)
Area36.6 sq mi (94.8 km²)
Population Density0/sq mi
Coordinates46.3394°N, 9.5576°W
TimezoneEurope/Zurich

Precipitation & Snow

Annual Rainfall 48.9"
29% above US avg
Snowfall 202.3"
Wettest Month (Jun) 5.20"
Driest Month (Feb) 2.10"

Air Quality

Earthquake History

645 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M0.0 on Jul 21, 2025.

Oct 29, 1995 0 km WNW of Adro, Italy M4.9 86 km
Dec 29, 1999 12 km N of Isolaccia, Italy M4.8 64 km
Jul 17, 2001 3 km NNE of Rifiano, Italy M4.7 133 km
Mar 31, 1994 2 km W of Warth, Austria M4.7 111 km
Nov 20, 1991 1 km WSW of Churwalden, Switzerland M4.7 49 km
Jun 5, 1997 2 km ESE of Namlos, Austria M4.6 141 km
Aug 28, 1994 6 km SSW of Muotathal, Switzerland M4.5 90 km
Apr 6, 2000 11 km WSW of Tubre, Italy M4.5 66 km
Feb 17, 1992 4 km NNE of Scharans, Switzerland M4.5 47 km
Oct 1, 2001 11 km WSW of Tubre, Italy M4.5 66 km
Jan 4, 2009 3 km S of Wildhaus, Switzerland M4.5 94 km
May 15, 1992 1 km W of Sennwald, Switzerland M4.4 103 km
Nov 22, 1997 4 km SSW of Krummenau, Switzerland M4.4 101 km
May 8, 1992 0 km NNW of Sennwald, Switzerland M4.4 103 km
May 8, 1992 2 km WSW of Sennwald, Switzerland M4.4 102 km
Jun 14, 1993 3 km S of Vogogna, Italy M4.4 105 km
Dec 31, 1999 11 km WSW of Tubre, Italy M4.3 66 km
Nov 16, 1995 1 km ENE of Einsiedeln, Switzerland M4.3 107 km
Feb 22, 2021 2 km SSE of Brentonico, Italy M4.3 124 km
May 6, 2003 7 km WSW of Linthal, Switzerland M4.3 80 km
Source: USGS (M2.5+, 1990–2025)

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 60 km
1601 LAKE LUCERNE Eruption + Earthquake 4.0 m 8 96 km
1996 LAKE BRIENZ Meteorological 0.5 m 129 km
1868 LAKE GARDA Earthquake 113 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 14°F (-10°C) 2.7 in Coldest
February 31°F (-1°C) 2.1 in Driest
March 36°F (2°C) 2.9 in
April 40°F (5°C) 3.8 in
May 49°F (9°C) 4.9 in
June 55°F (13°C) 5.2 in Wettest
July 60°F (15°C) 4.8 in Warmest
August 59°F (15°C) 5.1 in
September 53°F (12°C) 5.1 in
October 45°F (7°C) 4.7 in
November 36°F (2°C) 3.5 in
December 31°F (-1°C) 2.6 in

Promontogno has a seasonal temperature swing of 45°F / from 14°F in January to 60°F in July. Total annual precipitation is 47.4 inches, with June being the wettest month (5.2") and February the driest (2.1").

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