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Weather & Climate in Tremezzo, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tremezzo enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 42°F in January while summers reach 73°F in July. The area gets 282 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 75.4 inches (wetter than the 38-inch national average). The area receives 12.8 inches of snow annually. The city sits at an elevation of 738 feet.
Temperature
42°F Jan (5°C)
73°F Jul (23°C)
| Annual Average | 57.2°F |
| 6% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 282 days/yr |
Geography
| Elevation | 738 ft (225 m) |
| Area | 3.0 sq mi (7.8 km²) |
| Population Density | 413/sq mi |
| Coordinates | 45.9842°N, 9.2161°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
926 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Apr 11, 2003 | 1 km SSW of Carezzano Maggiore, Italy | M5.0 | 135 km | 4 km |
| Oct 29, 1995 | 0 km WNW of Adro, Italy | M4.9 | 70 km | 10 km |
| Apr 18, 2005 | 2 km WSW of Marsaglia, Italy | M4.9 | 142 km | 0 km |
| Aug 21, 2000 | 1 km WNW of Oviglio, Italy | M4.9 | 137 km | 10 km |
| Dec 29, 1999 | 12 km N of Isolaccia, Italy | M4.8 | 108 km | 10 km |
| Nov 20, 1991 | 1 km WSW of Churwalden, Switzerland | M4.7 | 91 km | 10 km |
| Jul 18, 2001 | 3 km S of Masio, Italy | M4.7 | 143 km | 0 km |
| Oct 3, 2012 | 1 km WSW of Lugagnano Val d'Arda, Italy | M4.5 | 138 km | 22 km |
| Aug 28, 1994 | 6 km SSW of Muotathal, Switzerland | M4.5 | 110 km | 8 km |
| Apr 16, 2020 | 2 km SE of Marsaglia, Italy | M4.5 | 144 km | 10 km |
| Feb 17, 1992 | 4 km NNE of Scharans, Switzerland | M4.5 | 88 km | 10 km |
| Oct 1, 2001 | 11 km WSW of Tubre, Italy | M4.5 | 110 km | 10 km |
| Apr 6, 2000 | 11 km WSW of Tubre, Italy | M4.5 | 110 km | 5 km |
| Jan 4, 2009 | 3 km S of Wildhaus, Switzerland | M4.5 | 133 km | 3 km |
| May 15, 1992 | 1 km W of Sennwald, Switzerland | M4.4 | 144 km | 5 km |
| Jun 14, 1993 | 3 km S of Vogogna, Italy | M4.4 | 71 km | 10 km |
| May 8, 1992 | 0 km NNW of Sennwald, Switzerland | M4.4 | 144 km | 5 km |
| May 8, 1992 | 2 km WSW of Sennwald, Switzerland | M4.4 | 142 km | 5 km |
| Nov 22, 1997 | 4 km SSW of Krummenau, Switzerland | M4.4 | 136 km | 10 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 129 km | 8 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 | 97 km |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 106 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 127 km |
| 1868 | LAKE GARDA | Earthquake | — | — | 119 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.8 in | |
| February | 37°F (3°C) | 2.1 in | Driest |
| March | 42°F (6°C) | 3.1 in | |
| April | 48°F (9°C) | 4.4 in | |
| May | 56°F (13°C) | 5.6 in | Wettest |
| June | 62°F (17°C) | 5.3 in | |
| July | 73°F (23°C) | 4.4 in | Warmest |
| August | 66°F (19°C) | 5.0 in | |
| September | 60°F (15°C) | 5.5 in | |
| October | 51°F (11°C) | 5.3 in | |
| November | 42°F (5°C) | 3.6 in | |
| December | 37°F (3°C) | 2.5 in | Coldest |
Tremezzo has a seasonal temperature swing of 37°F / from 37°F in December to 73°F in July. Total annual precipitation is 49.5 inches, with May being the wettest month (5.6") and February the driest (2.1").