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Weather & Climate in Hennenman, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hennenman enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 72°F in January while summers reach 48°F in July / relatively mild seasonal variation. The area gets 294 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 23.0 inches (drier than the 38-inch national average). The city sits at an elevation of 4,580 feet.
Temperature
72°F Jan (22°C)
48°F Jul (9°C)
| Annual Average | 61.8°F |
| 14% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 294 days/yr |
Geography
| Elevation | 4,580 ft (1,396 m) |
| Area | 2,633.5 sq mi (6,820.7 km²) |
| Population Density | 9/sq mi |
| Coordinates | -27.9765°N, 27.0242°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
567 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.7.
| Apr 22, 1999 | 10 km WNW of Welkom, South Africa | M5.7 | 38 km | 5 km |
| Oct 30, 1994 | 6 km S of Welkom, South Africa | M5.6 | 29 km | 5 km |
| Aug 5, 2014 | 3 km ESE of Orkney, South Africa | M5.4 | 114 km | 5 km |
| Jun 6, 1992 | 5 km SSE of Welkom, South Africa | M5.3 | 27 km | 10 km |
| Feb 10, 1997 | 5 km SSE of Orkney, South Africa | M5.2 | 111 km | 5 km |
| Apr 3, 2017 | 7 km SSE of Stilfontein, South Africa | M5.2 | 121 km | 5 km |
| Nov 3, 1991 | 5 km SE of Klerksdorp, South Africa | M5.1 | 124 km | 5 km |
| Mar 16, 2009 | 8 km ENE of Orkney, South Africa | M5.0 | 117 km | 2 km |
| Sep 26, 1990 | 4 km S of Welkom, South Africa | M5.0 | 30 km | 5 km |
| May 27, 2002 | 4 km ENE of Orkney, South Africa | M5.0 | 117 km | 5 km |
| Dec 1, 1991 | 2 km S of Klerksdorp, South Africa | M5.0 | 127 km | 10 km |
| Jul 21, 1997 | 4 km W of Klerksdorp, South Africa | M5.0 | 131 km | 5 km |
| Mar 9, 2005 | 7 km SSE of Stilfontein, South Africa | M5.0 | 121 km | 5 km |
| Jul 29, 2000 | 13 km SSW of Allanridge, South Africa | M4.9 | 43 km | 10 km |
| Mar 22, 2019 | 8 km WNW of Virginia, South Africa | M4.9 | 25 km | 5 km |
| Nov 25, 1995 | South Africa | M4.9 | 121 km | 13 km |
| Jul 31, 2001 | 8 km SW of Klerksdorp, South Africa | M4.9 | 125 km | 5 km |
| Dec 11, 1997 | 7 km SSW of Klerksdorp, South Africa | M4.9 | 125 km | 5 km |
| Feb 17, 2005 | 13 km WSW of Klerksdorp, South Africa | M4.9 | 127 km | 5 km |
| Jul 13, 1998 | 14 km ENE of Welkom, South Africa | M4.9 | 16 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 3.7 in | Warmest, Wettest |
| February | 71°F (21°C) | 3.2 in | |
| March | 68°F (20°C) | 3.2 in | |
| April | 62°F (17°C) | 1.8 in | |
| May | 54°F (12°C) | 0.7 in | |
| June | 48°F (9°C) | 0.3 in | Coldest, Driest |
| July | 48°F (9°C) | 0.3 in | |
| August | 53°F (12°C) | 0.5 in | |
| September | 61°F (16°C) | 0.9 in | |
| October | 66°F (19°C) | 2.2 in | |
| November | 69°F (20°C) | 3.3 in | |
| December | 71°F (22°C) | 3.0 in |
Hennenman has a seasonal temperature swing of 24°F / from 48°F in June to 72°F in January. Total annual precipitation is 23.0 inches, with January being the wettest month (3.7") and June the driest (0.3").