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Weather & Climate in Grellingen, Switzerland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grellingen experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 39°F in January while summers reach 70°F in July. The area gets 251 sunny days per year, above the national average. Annual precipitation totals 54.3 inches (wetter than the 38-inch national average). The area receives 21.9 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,096 feet.
Temperature
39°F Jan (4°C)
70°F Jul (21°C)
| Annual Average | 54.4°F |
| 1% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 1,096 ft (334 m) |
| Area | 2.9 sq mi (7.5 km²) |
| Population Density | 614/sq mi |
| Coordinates | 47.4423°N, 7.5891°W |
| Timezone | Europe/Zurich |
Precipitation & Snow
Air Quality
Earthquake History
799 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Feb 22, 2003 | 4 km W of Rambervillers, France | M5.0 | 126 km | 10 km |
| Mar 22, 2003 | 2 km WSW of Albstadt, Germany | M4.7 | 136 km | 6 km |
| Feb 14, 1999 | 3 km NNE of Belfaux, Switzerland | M4.7 | 74 km | 10 km |
| Jan 4, 2009 | 3 km S of Wildhaus, Switzerland | M4.5 | 137 km | 3 km |
| Aug 28, 1994 | 6 km SSW of Muotathal, Switzerland | M4.5 | 105 km | 8 km |
| May 15, 1992 | 1 km W of Sennwald, Switzerland | M4.4 | 144 km | 5 km |
| May 8, 1992 | 0 km NNW of Sennwald, Switzerland | M4.4 | 145 km | 5 km |
| May 8, 1992 | 2 km WSW of Sennwald, Switzerland | M4.4 | 143 km | 5 km |
| Nov 22, 1997 | 4 km SSW of Krummenau, Switzerland | M4.4 | 121 km | 10 km |
| Feb 23, 2004 | 5 km SSE of Roulans, France | M4.4 | 101 km | 17 km |
| May 24, 1995 | 7 km NE of Le Chenit, Switzerland | M4.4 | 131 km | 6 km |
| Mar 22, 2023 | 1 km NW of Pont-de-Roide, France | M4.4 | 63 km | 12 km |
| Nov 16, 1995 | 1 km ENE of Einsiedeln, Switzerland | M4.3 | 95 km | 5 km |
| May 6, 2003 | 7 km WSW of Linthal, Switzerland | M4.3 | 116 km | 6 km |
| Apr 29, 2003 | 2 km SSW of Varen, Switzerland | M4.3 | 127 km | 8 km |
| Feb 11, 2012 | 2 km WNW of Unterägeri, Switzerland | M4.2 | 80 km | 32 km |
| Jun 28, 2004 | 2 km NNW of Brugg, Switzerland | M4.2 | 46 km | 20 km |
| Aug 24, 1996 | 1 km E of Sirnach, Switzerland | M4.2 | 107 km | 20 km |
| May 12, 2005 | 1 km NW of Oensingen, Switzerland | M4.2 | 18 km | 25 km |
| Aug 22, 2003 | 6 km NNW of Savièse, Switzerland | M4.2 | 129 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 99 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 84 km |
| 563 | LAKE GENEVA | Meteorological | — | — | 134 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 3.2 in | |
| February | 34°F (1°C) | 3.2 in | Coldest |
| March | 40°F (4°C) | 3.0 in | Driest |
| April | 45°F (7°C) | 3.5 in | |
| May | 53°F (12°C) | 4.4 in | |
| June | 58°F (15°C) | 4.7 in | Wettest |
| July | 70°F (21°C) | 4.3 in | Warmest |
| August | 62°F (17°C) | 4.0 in | |
| September | 56°F (13°C) | 3.5 in | |
| October | 48°F (9°C) | 3.6 in | |
| November | 39°F (4°C) | 3.9 in | |
| December | 34°F (1°C) | 3.9 in |
Grellingen has a seasonal temperature swing of 36°F / from 34°F in February to 70°F in July. Total annual precipitation is 45.2 inches, with June being the wettest month (4.7") and March the driest (3.0").