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Weather & Climate in Northam, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Northam enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 77°F in January while summers reach 54°F in July / relatively mild seasonal variation. The area gets 291 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 24.8 inches (drier than the 38-inch national average). The city sits at an elevation of 3,333 feet.
Temperature
77°F Jan (25°C)
54°F Jul (12°C)
| Annual Average | 68.4°F |
| 27% above US avg | |
| January Average | 77°F (25°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 3,333 ft (1,016 m) |
| Area | 6,322.5 sq mi (16,375.3 km²) |
| Population Density | 2/sq mi |
| Coordinates | -24.9578°N, 27.2654°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
49 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Dec 2, 2013 | 33 km SE of Modimolle, South Africa | M4.8 | 136 km | 5 km |
| Apr 26, 1998 | 6 km SSW of Diepsloot, South Africa | M4.5 | 135 km | 5 km |
| Feb 14, 1990 | 13 km NE of Carletonville, South Africa | M4.5 | 150 km | 5 km |
| Apr 15, 1992 | 4 km S of Brits, South Africa | M4.4 | 95 km | 5 km |
| Oct 26, 1993 | 18 km NNE of Carletonville, South Africa | M4.3 | 140 km | 5 km |
| Jul 12, 2015 | 21 km NW of Brits, South Africa | M4.2 | 70 km | 5 km |
| Apr 29, 1996 | 31 km WNW of Carletonville, South Africa | M4.2 | 147 km | 5 km |
| Jun 22, 2013 | 26 km ESE of Thabazimbi, South Africa | M4.2 | 47 km | 5 km |
| Jun 13, 1991 | 6 km W of Randburg, South Africa | M3.9 | 143 km | 5 km |
| Aug 29, 1993 | 35 km SSE of Koster, South Africa | M3.9 | 134 km | 5 km |
| Mar 2, 2024 | 53 km ENE of Zeerust, South Africa | M3.8 | 83 km | 9 km |
| Feb 15, 1990 | 15 km N of Carletonville, South Africa | M3.7 | 142 km | 5 km |
| Jun 21, 1992 | 29 km SSE of Koster, South Africa | M3.6 | 131 km | 5 km |
| Jan 31, 2022 | 30 km NW of Krugersdorp, South Africa | M3.6 | 106 km | 5 km |
| Jul 28, 1991 | 56 km WNW of Maile, South Africa | M3.6 | 59 km | 5 km |
| Jul 25, 1990 | 37 km NNW of Carletonville, South Africa | M3.6 | 120 km | 5 km |
| Oct 16, 1993 | 26 km NNW of Carletonville, South Africa | M3.6 | 132 km | 5 km |
| Nov 3, 1990 | 11 km N of Carletonville, South Africa | M3.5 | 146 km | 5 km |
| Aug 21, 1991 | 19 km WNW of Carletonville, South Africa | M3.5 | 146 km | 5 km |
| Feb 21, 1990 | 16 km NW of Carletonville, South Africa | M3.5 | 146 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 77°F (25°C) | 4.4 in | Warmest |
| February | 77°F (25°C) | 3.9 in | |
| March | 74°F (23°C) | 2.8 in | |
| April | 68°F (20°C) | 1.7 in | |
| May | 60°F (15°C) | 0.7 in | |
| June | 54°F (12°C) | 0.4 in | |
| July | 54°F (12°C) | 0.2 in | Coldest |
| August | 61°F (16°C) | 0.2 in | Driest |
| September | 70°F (21°C) | 0.5 in | |
| October | 75°F (24°C) | 2.0 in | |
| November | 76°F (24°C) | 3.5 in | |
| December | 77°F (25°C) | 4.6 in | Wettest |
Northam has a seasonal temperature swing of 24°F / from 54°F in July to 77°F in January. Total annual precipitation is 24.8 inches, with December being the wettest month (4.6") and August the driest (0.2").