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Weather & Climate in Pienaarsrivier, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pienaarsrivier enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 75°F in January while summers reach 55°F in July / relatively mild seasonal variation. The area gets 295 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 22.5 inches (drier than the 38-inch national average). The city sits at an elevation of 3,438 feet.
Temperature
75°F Jan (24°C)
55°F Jul (13°C)
| Annual Average | 67.0°F |
| 24% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 55°F (13°C) |
| Sunny Days | 295 days/yr |
Geography
| Elevation | 3,438 ft (1,048 m) |
| Area | 616.6 sq mi (1,596.9 km²) |
| Population Density | 4/sq mi |
| Coordinates | -25.2042°N, 28.3011°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
152 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Mar 1, 2019 | 6 km WSW of Soweto, South Africa | M4.9 | 130 km | 5 km |
| Jun 11, 2023 | Gauteng, South Africa | M4.9 | 126 km | 5 km |
| Aug 6, 2000 | 8 km SSW of Westonaria, South Africa | M4.9 | 149 km | 5 km |
| Dec 2, 2013 | 33 km SE of Modimolle, South Africa | M4.8 | 44 km | 5 km |
| Oct 28, 1995 | 10 km W of Westonaria, South Africa | M4.7 | 146 km | 5 km |
| Jul 13, 2000 | 9 km SW of Westonaria, South Africa | M4.7 | 149 km | 10 km |
| Aug 16, 2012 | 6 km ESE of Westonaria, South Africa | M4.7 | 141 km | 5 km |
| Feb 20, 2018 | 7 km SSW of Soweto, South Africa | M4.5 | 134 km | 5 km |
| Apr 26, 1998 | 6 km SSW of Diepsloot, South Africa | M4.5 | 93 km | 5 km |
| Feb 14, 1990 | 13 km NE of Carletonville, South Africa | M4.5 | 144 km | 5 km |
| Apr 15, 1992 | 4 km S of Brits, South Africa | M4.4 | 74 km | 5 km |
| Feb 25, 2015 | 8 km SSW of Westonaria, South Africa | M4.4 | 149 km | 5 km |
| Jan 23, 2018 | 4 km WSW of Soweto, South Africa | M4.4 | 129 km | 5 km |
| Feb 7, 2017 | 7 km WNW of Westonaria, South Africa | M4.4 | 142 km | 5 km |
| Mar 1, 1996 | 7 km E of Eden Glen, South Africa | M4.4 | 103 km | 10 km |
| Nov 18, 2013 | 8 km WSW of Johannesburg, South Africa | M4.3 | 118 km | 5 km |
| May 13, 2014 | 10 km WSW of Westonaria, South Africa | M4.3 | 149 km | 5 km |
| Oct 26, 1993 | 18 km NNE of Carletonville, South Africa | M4.3 | 141 km | 5 km |
| Jul 20, 2005 | 4 km SSE of Westonaria, South Africa | M4.3 | 144 km | 5 km |
| Aug 5, 2006 | 10 km WSW of Westonaria, South Africa | M4.3 | 149 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) | 4.1 in | Warmest, Wettest |
| February | 74°F (24°C) | 3.2 in | |
| March | 72°F (22°C) | 2.8 in | |
| April | 67°F (19°C) | 1.3 in | |
| May | 60°F (16°C) | 0.5 in | |
| June | 54°F (12°C) | 0.2 in | Coldest, Driest |
| July | 55°F (13°C) | 0.2 in | |
| August | 60°F (16°C) | 0.2 in | |
| September | 68°F (20°C) | 0.6 in | |
| October | 72°F (22°C) | 1.9 in | |
| November | 73°F (23°C) | 3.5 in | |
| December | 74°F (23°C) | 4.0 in |
Pienaarsrivier has a seasonal temperature swing of 21°F / from 54°F in June to 75°F in January. Total annual precipitation is 22.5 inches, with January being the wettest month (4.1") and June the driest (0.2").