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Weather & Climate in Greffern, Germany
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Greffern experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 39°F in January while summers reach 68°F in July. The area gets 233 sunny days per year, above the national average. Annual precipitation totals 36.0 inches. The area receives 6.3 inches of snow annually. The city sits at an elevation of 410 feet.
Temperature
39°F Jan (4°C)
68°F Jul (20°C)
| Annual Average | 53.5°F |
| 1% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 233 days/yr |
Geography
| Elevation | 410 ft (125 m) |
| Area | 12.5 sq mi (32.4 km²) |
| Population Density | 159/sq mi |
| Coordinates | 48.7521°N, 8.0052°W |
| Timezone | Europe/Berlin |
Precipitation & Snow
Air Quality
Earthquake History
1,052 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 | 115 km | 10 km |
| Mar 22, 2003 | 2 km WSW of Albstadt, Germany | M4.7 | 95 km | 6 km |
| Feb 23, 2008 | 3 km ENE of Saarwellingen, Germany | M4.5 | 109 km | 2 km |
| Jun 21, 2001 | Germany | M4.2 | 94 km | 1 km |
| Dec 30, 1992 | 2 km SW of Ühlingen-Birkendorf, Germany | M4.2 | 119 km | 33 km |
| Jun 28, 2004 | 2 km NNW of Brugg, Switzerland | M4.2 | 140 km | 20 km |
| Oct 21, 1997 | 1 km NE of Wangen, Germany | M4.1 | 118 km | 20 km |
| Jan 3, 2008 | 2 km ENE of Saarwellingen, Germany | M4.1 | 109 km | 1 km |
| Jun 26, 2021 | 2 km SE of Hœrdt, France | M4.1 | 17 km | 2 km |
| Jun 21, 2004 | 1 km WSW of Frenkendorf, Switzerland | M4.1 | 141 km | 22 km |
| Sep 11, 1999 | 4 km SSE of Britten, Germany | M4.0 | 125 km | 2 km |
| Nov 17, 1997 | 2 km ENE of Blotzheim, France | M4.0 | 132 km | 33 km |
| Jul 9, 2022 | 2 km NNE of Grosselfingen, Germany | M4.0 | 79 km | 10 km |
| Jun 14, 2000 | 4 km ESE of Kédange-sur-Canner, France | M4.0 | 132 km | 10 km |
| Jul 20, 2005 | 3 km S of Lebach, Germany | M3.9 | 106 km | 1 km |
| Jun 25, 1995 | 1 km ESE of Kleinandelfingen, Switzerland | M3.9 | 139 km | 10 km |
| Feb 13, 2005 | 4 km NW of Heusweiler, Germany | M3.9 | 106 km | 1 km |
| Aug 19, 2007 | 1 km SE of Rambervillers, France | M3.9 | 110 km | 11 km |
| Jan 26, 2008 | 2 km NE of Saarwellingen, Germany | M3.9 | 110 km | 1 km |
| Sep 10, 2022 | 1 km WSW of Zimmersheim, France | M3.9 | 125 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: West Eifel Volcanic Field (178 km).
| Name | Type | Elevation | Last Eruption | Distance |
| West Eifel Volcanic Field | Maar(s) | 600 m (1,969 ft) | -8300 | 178 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 2.4 in | |
| February | 37°F (3°C) | 2.4 in | Coldest, Driest |
| March | 43°F (6°C) | 2.5 in | |
| April | 49°F (10°C) | 2.6 in | |
| May | 58°F (14°C) | 3.7 in | |
| June | 63°F (17°C) | 4.1 in | Wettest |
| July | 68°F (20°C) | 3.4 in | Warmest |
| August | 66°F (19°C) | 2.7 in | |
| September | 59°F (15°C) | 3.1 in | |
| October | 50°F (10°C) | 3.2 in | |
| November | 42°F (5°C) | 3.2 in | |
| December | 37°F (3°C) | 3.0 in |
Greffern has a seasonal temperature swing of 32°F / from 37°F in February to 68°F in July. Total annual precipitation is 36.2 inches, with June being the wettest month (4.1") and February the driest (2.4").