All Countries
Weather & Climate in Hamm (Sieg), Germany
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hamm (Sieg) experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 34°F in January while summers reach 63°F in July. The area gets 263 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 40.2 inches. The area receives 6.9 inches of snow annually. The city sits at an elevation of 699 feet.
Temperature
34°F Jan (1°C)
63°F Jul (17°C)
| Annual Average | 47.7°F |
| 12% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 263 days/yr |
Geography
| Elevation | 699 ft (213 m) |
| Area | 25.6 sq mi (66.4 km²) |
| Population Density | 133/sq mi |
| Coordinates | 50.7653°N, 7.6776°W |
| Timezone | Europe/Berlin |
Precipitation & Snow
Air Quality
Earthquake History
524 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Apr 13, 1992 | 1 km W of Kessenich, Belgium | M5.4 | 139 km | 21 km |
| Jun 23, 2001 | 2 km ENE of Niel-bij-As, Belgium | M4.8 | 146 km | 10 km |
| Jul 22, 2002 | 2 km ENE of Haanrade, Netherlands | M4.8 | 111 km | 17 km |
| Aug 3, 2007 | 2 km SE of Wehr, Germany | M4.4 | 51 km | 10 km |
| Jan 20, 2000 | 4 km NW of Rheinbach, Germany | M4.3 | 56 km | 10 km |
| Nov 29, 1997 | 6 km SE of Burgschwalbach, Germany | M4.3 | 67 km | 10 km |
| Apr 14, 1992 | 2 km SSE of Vaals, Netherlands | M4.3 | 115 km | 10 km |
| May 22, 2004 | 2 km ENE of Nickenich, Germany | M4.2 | 45 km | 10 km |
| Jul 24, 2009 | 2 km NW of Kamp-Lintfort, Germany | M4.1 | 117 km | 5 km |
| Jun 23, 2001 | 1 km SW of Ulestraten, Netherlands | M4.0 | 135 km | 10 km |
| Jul 26, 2000 | 6 km ESE of Holzhausen an der Haide, Germany | M4.0 | 67 km | 10 km |
| Mar 17, 2002 | 1 km SE of Stolberg, Germany | M4.0 | 101 km | 10 km |
| Feb 14, 2011 | 4 km NE of Nassau, Germany | M3.9 | 49 km | 12 km |
| Nov 29, 1997 | 7 km N of Taunusstein, Germany | M3.9 | 69 km | 10 km |
| Jul 23, 1996 | 5 km NW of Stoumont, Belgium | M3.9 | 141 km | 10 km |
| Jun 3, 1993 | 0 km NW of Kessenich, Belgium | M3.8 | 138 km | 10 km |
| Nov 18, 1990 | 1 km SSW of Kaub, Germany | M3.8 | 77 km | 28 km |
| Apr 13, 1992 | 3 km WSW of Koningsbosch, Netherlands | M3.8 | 128 km | 10 km |
| Mar 7, 2001 | Belgium | M3.8 | 128 km | 10 km |
| Mar 7, 2001 | 0 km WSW of Wijlre, Netherlands | M3.8 | 126 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: West Eifel Volcanic Field (88 km).
| Name | Type | Elevation | Last Eruption | Distance |
| West Eifel Volcanic Field | Maar(s) | 600 m (1,969 ft) | -8300 | 88 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.9 in | Coldest |
| February | 34°F (1°C) | 3.0 in | |
| March | 40°F (5°C) | 3.6 in | |
| April | 46°F (8°C) | 2.6 in | Driest |
| May | 55°F (13°C) | 2.9 in | |
| June | 60°F (15°C) | 3.3 in | |
| July | 63°F (17°C) | 3.5 in | Warmest |
| August | 62°F (17°C) | 2.8 in | |
| September | 56°F (13°C) | 3.2 in | |
| October | 48°F (9°C) | 3.3 in | |
| November | 40°F (4°C) | 3.7 in | |
| December | 36°F (2°C) | 4.4 in | Wettest |
Hamm (Sieg) has a seasonal temperature swing of 30°F / from 34°F in January to 63°F in July. Total annual precipitation is 40.2 inches, with December being the wettest month (4.4") and April the driest (2.6").