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Weather & Climate in Groot-Marico, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Groot-Marico enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 75°F in January while summers reach 53°F in July / relatively mild seasonal variation. The area gets 293 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 23.8 inches (drier than the 38-inch national average). The city sits at an elevation of 3,678 feet.
Temperature
75°F Jan (24°C)
53°F Jul (12°C)
| Annual Average | 65.8°F |
| 22% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 53°F (12°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 3,678 ft (1,121 m) |
| Area | 14.0 sq mi (36.2 km²) |
| Population Density | 290/sq mi |
| Coordinates | -25.5970°N, 26.4172°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
735 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Nov 3, 1991 | 5 km SE of Klerksdorp, South Africa | M5.1 | 147 km | 5 km |
| Jul 21, 1997 | 4 km W of Klerksdorp, South Africa | M5.0 | 142 km | 5 km |
| Jun 14, 2010 | 8 km NNW of Fochville, South Africa | M5.0 | 139 km | 2 km |
| Dec 1, 1991 | 2 km S of Klerksdorp, South Africa | M5.0 | 145 km | 10 km |
| Mar 7, 1992 | 14 km W of Fochville, South Africa | M4.9 | 138 km | 10 km |
| Sep 6, 2004 | 17 km WNW of Klerksdorp, South Africa | M4.9 | 132 km | 10 km |
| Dec 5, 1998 | 9 km NNE of Fochville, South Africa | M4.9 | 142 km | 10 km |
| Aug 6, 2000 | 8 km SSW of Westonaria, South Africa | M4.9 | 148 km | 5 km |
| Feb 17, 2005 | 13 km WSW of Klerksdorp, South Africa | M4.9 | 147 km | 5 km |
| Dec 11, 1997 | 7 km SSW of Klerksdorp, South Africa | M4.9 | 147 km | 5 km |
| Jul 31, 2001 | 8 km SW of Klerksdorp, South Africa | M4.9 | 148 km | 5 km |
| Jun 10, 1991 | 4 km W of Stilfontein, South Africa | M4.8 | 142 km | 5 km |
| May 6, 2020 | 6 km SSE of Stilfontein, South Africa | M4.8 | 150 km | 5 km |
| Mar 23, 2002 | 9 km WSW of Klerksdorp, South Africa | M4.8 | 143 km | 5 km |
| Dec 20, 1993 | 6 km NNW of Orkney, South Africa | M4.8 | 149 km | 5 km |
| Nov 18, 1998 | 4 km SSW of Stilfontein, South Africa | M4.8 | 147 km | 5 km |
| Oct 9, 2009 | 7 km NW of Fochville, South Africa | M4.7 | 139 km | 2 km |
| Nov 17, 1998 | 17 km WNW of Klerksdorp, South Africa | M4.7 | 134 km | 5 km |
| Dec 12, 1997 | 16 km W of Klerksdorp, South Africa | M4.7 | 141 km | 5 km |
| Jul 18, 1990 | 5 km NE of Klerksdorp, South Africa | M4.7 | 138 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 4.5 in | Warmest, Wettest |
| February | 74°F (23°C) | 3.7 in | |
| March | 71°F (22°C) | 3.3 in | |
| April | 65°F (18°C) | 1.8 in | |
| May | 59°F (15°C) | 0.5 in | |
| June | 54°F (12°C) | 0.2 in | |
| July | 53°F (12°C) | 0.1 in | Coldest, Driest |
| August | 58°F (15°C) | 0.2 in | |
| September | 66°F (19°C) | 0.8 in | |
| October | 70°F (21°C) | 1.7 in | |
| November | 72°F (22°C) | 3.0 in | |
| December | 74°F (23°C) | 3.9 in |
Groot-Marico has a seasonal temperature swing of 21°F / from 53°F in July to 75°F in January. Total annual precipitation is 23.8 inches, with January being the wettest month (4.5") and July the driest (0.1").