Climate Insights for Klerksdorp

The climate in Klerksdorp is warm and mild. The average annual temperature is 18°C and approximately 562mm of precipitation falls per year. December is the wettest month, receiving around 105mm of rainfall. Klerksdorp is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: December, November, October. The coldest months are July, June, August, when temperatures can drop to 3°C.

Temperatures in Klerksdorp vary considerably across the year, with a 26°C difference between the coldest and warmest months. The warmest month is December, when average highs reach 29°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 3°C and an average of 11°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between August and September, with a 4°C shift in average temperatures.

Klerksdorp is a relatively dry area, receiving approximately 562mm of precipitation annually, which averages out to around 47mm per month. The wettest month is December, averaging 105mm of rainfall. January and February also tend to see above-average precipitation. The driest month is August, with just 2mm. That's 103mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Klerksdorp is mildly breezy, with an average annual wind speed of 18km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in May, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months.

It is currently autumn in Klerksdorp, which began on March 20, 2026. Klerksdorp is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in December at around 29°C, while the coldest stretch bottoms out in July near 3°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Klerksdorp is during February, March, April, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 54mm per month. By contrast, December can be uncomfortably hot with highs reaching 29°C, while July is the coldest period with lows dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Klerksdorp based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.