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Weather & Climate in Haarlem, South Africa
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Haarlem enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 66°F in January while summers reach 49°F in July / relatively mild seasonal variation. The area gets 296 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 22.2 inches (drier than the 38-inch national average). The city sits at an elevation of 2,638 feet.
Temperature
66°F Jan (19°C)
49°F Jul (10°C)
| Annual Average | 57.9°F |
| 7% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 49°F (10°C) |
| Sunny Days | 296 days/yr |
Geography
| Elevation | 2,638 ft (804 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 2,846/sq mi |
| Coordinates | -33.7330°N, 23.3426°W |
| Timezone | Africa/Johannesburg |
Precipitation & Snow
Air Quality
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Oct 18, 2016 | 29 km E of Prince Albert, South Africa | M4.5 | 106 km | 10 km |
| Nov 5, 2009 | 43 km NNE of Prince Albert, South Africa | M4.3 | 149 km | 5 km |
| May 14, 2011 | 39 km NNE of Prince Albert, South Africa | M4.1 | 148 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 1.9 in | |
| February | 67°F (19°C) | 2.2 in | Warmest |
| March | 64°F (18°C) | 2.2 in | Wettest |
| April | 59°F (15°C) | 1.9 in | |
| May | 54°F (12°C) | 1.6 in | |
| June | 50°F (10°C) | 1.2 in | Driest |
| July | 49°F (10°C) | 1.4 in | Coldest |
| August | 51°F (10°C) | 1.9 in | |
| September | 53°F (12°C) | 1.6 in | |
| October | 57°F (14°C) | 2.2 in | |
| November | 61°F (16°C) | 2.1 in | |
| December | 64°F (18°C) | 2.1 in |
Haarlem has a seasonal temperature swing of 18°F / from 49°F in July to 67°F in February. Total annual precipitation is 22.2 inches, with March being the wettest month (2.2") and June the driest (1.2").