Climate Insights for Barberton

The climate in Barberton is warm and mild. The average annual temperature is 19°C and approximately 691mm of precipitation falls per year. February is the wettest month, receiving around 134mm of rainfall. Barberton 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, February, January. The coldest months are July, June, August, when temperatures can drop to 7°C.

Barberton sees moderate temperature variation throughout the year, ranging from 7°C to 27°C. The warmest month is December, when average highs reach 27°C and the mean temperature sits around 22°C. July is the coolest month, with minimum temperatures around 7°C and an average of 14°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 3°C shift in average temperatures.

Barberton is a relatively dry area, receiving approximately 691mm of precipitation annually, which averages out to around 58mm per month. The wettest month is February, averaging 134mm of rainfall. January and December also tend to see above-average precipitation. The driest month is June, with just 7mm. That's 126mm less than February, 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.

Barberton is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently autumn in Barberton, which began on March 20, 2026. Barberton 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 27°C, while the coldest stretch bottoms out in July near 7°C. Winter is next, beginning on June 21, 2026 — 90 days from now.

The best time to visit Barberton is during March, April, May, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 44mm per month. By contrast, December can be uncomfortably hot with highs reaching 27°C, while July is the coldest period with lows dropping to 7°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 Barberton 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.