All Countries
Weather & Climate in Postmasburg, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Postmasburg enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 76°F in January while summers reach 48°F in July / relatively mild seasonal variation. The area gets 312 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 13.4 inches (drier than the 38-inch national average). The city sits at an elevation of 4,281 feet.
Temperature
76°F Jan (24°C)
48°F Jul (9°C)
| Annual Average | 63.3°F |
| 17% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 4,281 ft (1,305 m) |
| Area | 9,972.7 sq mi (25,829.2 km²) |
| Population Density | 3/sq mi |
| Coordinates | -28.3339°N, 23.0654°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Jan 8, 2002 | 54 km WSW of Ritchie, South Africa | M4.7 | 146 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 2.2 in | Warmest |
| February | 74°F (23°C) | 2.6 in | Wettest |
| March | 70°F (21°C) | 2.6 in | |
| April | 63°F (17°C) | 1.3 in | |
| May | 54°F (12°C) | 0.5 in | |
| June | 49°F (9°C) | 0.3 in | |
| July | 48°F (9°C) | 0.2 in | Coldest, Driest |
| August | 53°F (12°C) | 0.3 in | |
| September | 60°F (16°C) | 0.3 in | |
| October | 67°F (20°C) | 0.8 in | |
| November | 71°F (22°C) | 0.9 in | |
| December | 75°F (24°C) | 1.5 in |
Postmasburg has a seasonal temperature swing of 28°F / from 48°F in July to 76°F in January. Total annual precipitation is 13.4 inches, with February being the wettest month (2.6") and July the driest (0.2").