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Weather & Climate in Arlington, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arlington enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 69°F in January while summers reach 45°F in July / relatively mild seasonal variation. The area gets 286 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 27.3 inches (drier than the 38-inch national average). The city sits at an elevation of 5,144 feet.
Temperature
69°F Jan (21°C)
45°F Jul (7°C)
| Annual Average | 58.7°F |
| 9% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 45°F (7°C) |
| Sunny Days | 286 days/yr |
Geography
| Elevation | 5,144 ft (1,568 m) |
| Area | 2.1 sq mi (5.5 km²) |
| Population Density | 2,213/sq mi |
| Coordinates | -28.0288°N, 27.8534°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
182 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.7.
| Apr 22, 1999 | 10 km WNW of Welkom, South Africa | M5.7 | 120 km | 5 km |
| Oct 30, 1994 | 6 km S of Welkom, South Africa | M5.6 | 110 km | 5 km |
| Jun 6, 1992 | 5 km SSE of Welkom, South Africa | M5.3 | 108 km | 10 km |
| Sep 26, 1990 | 4 km S of Welkom, South Africa | M5.0 | 111 km | 5 km |
| Jul 29, 2000 | 13 km SSW of Allanridge, South Africa | M4.9 | 124 km | 10 km |
| Mar 22, 2019 | 8 km WNW of Virginia, South Africa | M4.9 | 105 km | 5 km |
| Jul 13, 1998 | 14 km ENE of Welkom, South Africa | M4.9 | 97 km | 10 km |
| Mar 1, 2015 | 8 km ESE of Welkom, South Africa | M4.8 | 101 km | 8 km |
| Aug 1, 1997 | 15 km WNW of Welkom, South Africa | M4.8 | 125 km | 10 km |
| Feb 28, 2002 | 5 km E of Welkom, South Africa | M4.8 | 105 km | 5 km |
| Nov 14, 1990 | 7 km WSW of Virginia, South Africa | M4.8 | 105 km | 5 km |
| Jul 29, 1997 | 8 km SW of Kutloanong, South Africa | M4.8 | 114 km | 5 km |
| Dec 11, 1996 | 8 km SE of Kutloanong, South Africa | M4.8 | 104 km | 5 km |
| Oct 11, 2003 | 7 km W of Kutloanong, South Africa | M4.8 | 118 km | 5 km |
| Dec 17, 1995 | 15 km W of Welkom, South Africa | M4.7 | 126 km | 5 km |
| Jan 26, 2000 | 18 km W of Vredefort, South Africa | M4.7 | 128 km | 5 km |
| May 19, 1995 | 7 km SSE of Welkom, South Africa | M4.7 | 107 km | 5 km |
| Jun 15, 2022 | 6 km SSW of Kutloanong, South Africa | M4.6 | 112 km | 5 km |
| Nov 26, 2013 | 3 km S of Welkom, South Africa | M4.6 | 110 km | 9 km |
| Mar 17, 1990 | 11 km S of Welkom, South Africa | M4.5 | 109 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 4.5 in | Warmest, Wettest |
| February | 68°F (20°C) | 3.6 in | |
| March | 65°F (18°C) | 3.4 in | |
| April | 59°F (15°C) | 1.9 in | |
| May | 51°F (11°C) | 0.8 in | |
| June | 45°F (7°C) | 0.4 in | Driest |
| July | 45°F (7°C) | 0.4 in | Coldest |
| August | 50°F (10°C) | 0.7 in | |
| September | 57°F (14°C) | 1.1 in | |
| October | 63°F (17°C) | 2.9 in | |
| November | 65°F (18°C) | 3.7 in | |
| December | 68°F (20°C) | 3.9 in |
Arlington has a seasonal temperature swing of 24°F / from 45°F in July to 69°F in January. Total annual precipitation is 27.3 inches, with January being the wettest month (4.5") and June the driest (0.4").