Sasolburg, South Africa

Full City Profile

135,828 Population 203/sq mi density

4,833 ft Elevation 1,473 meters

62°F Avg Temperature 17°C

Sasolburg enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 70°F in January while summers reach 49°F in July. The area gets 349 sunny days per year. Annual precipitation totals 20.6 inches. The area receives 0.1 inches of snow annually.

Temperature

70°F Jan (21°C) 49°F Jul (9°C)

Annual Average	61.8°F
	14% above US avg
January Average	70°F (21°C)
July Average	49°F (9°C)
Sunny Days	349 days/yr

Geography

Elevation	4,833 ft (1,473 m)
Area	668.0 sq mi (1,730.0 km²)
Population Density	203/sq mi
Coordinates	-26.8136°N, 27.8170°W
Timezone	Africa/Johannesburg

Precipitation & Snow

Annual Rainfall 20.6"

46% below US avg

Snowfall 0.1"

Wettest Month (Jan) 4.49"

Driest Month (Jun) 0.28"

Air Quality

Earthquake History

968 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.4. Most recent: M4.8 on Jul 10, 2025.

Aug 5, 2014	3 km ESE of Orkney, South Africa	M5.4	112 km
Apr 3, 2017	7 km SSE of Stilfontein, South Africa	M5.2	101 km
Feb 10, 1997	5 km SSE of Orkney, South Africa	M5.2	113 km
Nov 3, 1991	5 km SE of Klerksdorp, South Africa	M5.1	111 km
Jul 21, 1997	4 km W of Klerksdorp, South Africa	M5.0	119 km
May 27, 2002	4 km ENE of Orkney, South Africa	M5.0	111 km
Jun 14, 2010	8 km NNW of Fochville, South Africa	M5.0	56 km
Dec 1, 1991	2 km S of Klerksdorp, South Africa	M5.0	115 km
Mar 9, 2005	7 km SSE of Stilfontein, South Africa	M5.0	103 km
Mar 16, 2009	8 km ENE of Orkney, South Africa	M5.0	107 km
Dec 11, 1997	7 km SSW of Klerksdorp, South Africa	M4.9	118 km
Mar 7, 1992	14 km W of Fochville, South Africa	M4.9	57 km
Dec 5, 1998	9 km NNE of Fochville, South Africa	M4.9	54 km
Sep 6, 2004	17 km WNW of Klerksdorp, South Africa	M4.9	130 km
Jul 31, 2001	8 km SW of Klerksdorp, South Africa	M4.9	120 km
Nov 25, 1995	South Africa	M4.9	110 km
Aug 6, 2000	8 km SSW of Westonaria, South Africa	M4.9	52 km
Feb 17, 2005	13 km WSW of Klerksdorp, South Africa	M4.9	127 km
Jun 15, 2014	8 km E of Orkney, South Africa	M4.9	107 km
Jun 11, 2023	Gauteng, South Africa	M4.9	64 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	70°F (21°C)	4.5 in	Wettest
February	70°F (21°C)	3.2 in
March	67°F (20°C)	2.9 in
April	61°F (16°C)	1.8 in
May	54°F (12°C)	0.6 in
June	48°F (9°C)	0.3 in	Coldest, Driest
July	49°F (9°C)	0.3 in
August	54°F (12°C)	0.3 in
September	61°F (16°C)	0.9 in
October	66°F (19°C)	2.6 in
November	68°F (20°C)	3.7 in
December	70°F (21°C)	4.1 in	Warmest

Sasolburg has a seasonal temperature swing of 22°F / from 48°F in June to 70°F in December. Total annual precipitation is 25.2 inches, with January being the wettest month (4.5") and June the driest (0.3").

View full weather details →