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Weather & Climate in Hartswater, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hartswater enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 76°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 354 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 10.5 inches (drier than the 38-inch national average). The city sits at an elevation of 3,691 feet.
Temperature
76°F Jan (25°C)
50°F Jul (10°C)
| Annual Average | 65.0°F |
| 20% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 354 days/yr |
Geography
| Elevation | 3,691 ft (1,125 m) |
| Area | 464.1 sq mi (1,202.1 km²) |
| Population Density | 0/sq mi |
| Coordinates | -27.7496°N, 24.7971°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.7.
| Aug 5, 1991 | 27 km NE of Hoopstad, South Africa | M3.7 | 130 km | 5 km |
| May 13, 1992 | South Africa | M3.7 | 140 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 3.2 in | Warmest, Wettest |
| February | 75°F (24°C) | 3.2 in | |
| March | 72°F (22°C) | 3.0 in | |
| April | 65°F (18°C) | 1.5 in | |
| May | 57°F (14°C) | 0.6 in | |
| June | 51°F (10°C) | 0.2 in | Driest |
| July | 50°F (10°C) | 0.2 in | Coldest |
| August | 55°F (13°C) | 0.3 in | |
| September | 63°F (17°C) | 0.6 in | |
| October | 68°F (20°C) | 1.5 in | |
| November | 72°F (22°C) | 2.1 in | |
| December | 75°F (24°C) | 2.5 in |
Hartswater has a seasonal temperature swing of 26°F / from 50°F in July to 76°F in January. Total annual precipitation is 18.9 inches, with January being the wettest month (3.2") and June the driest (0.2").