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Weather & Climate in Trompsburg, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Trompsburg enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 72°F in January while summers reach 43°F in July / relatively mild seasonal variation. The area gets 305 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 16.9 inches (drier than the 38-inch national average). The city sits at an elevation of 4,652 feet.
Temperature
72°F Jan (22°C)
43°F Jul (6°C)
| Annual Average | 59.2°F |
| 10% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 43°F (6°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 4,652 ft (1,418 m) |
| Area | 6,504.9 sq mi (16,847.6 km²) |
| Population Density | 1/sq mi |
| Coordinates | -30.0336°N, 25.7804°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Jul 3, 1999 | 36 km S of Ritchie, South Africa | M4.5 | 138 km | 5 km |
| Sep 15, 2017 | 58 km S of Bloemfontein, South Africa | M4.4 | 60 km | 5 km |
| Apr 17, 1993 | 52 km W of Mafeteng, Lesotho | M2.9 | 92 km | 5 km |
| Jun 10, 1993 | 11 km WNW of Mafeteng, Lesotho | M2.7 | 133 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 2.3 in | Warmest |
| February | 70°F (21°C) | 2.9 in | Wettest |
| March | 66°F (19°C) | 2.8 in | |
| April | 59°F (15°C) | 1.6 in | |
| May | 51°F (11°C) | 0.8 in | |
| June | 44°F (7°C) | 0.4 in | Driest |
| July | 43°F (6°C) | 0.4 in | Coldest |
| August | 50°F (10°C) | 0.6 in | |
| September | 56°F (14°C) | 0.7 in | |
| October | 62°F (17°C) | 1.1 in | |
| November | 66°F (19°C) | 1.5 in | |
| December | 70°F (21°C) | 1.8 in |
Trompsburg has a seasonal temperature swing of 29°F / from 43°F in July to 72°F in January. Total annual precipitation is 16.8 inches, with February being the wettest month (2.9") and June the driest (0.4").