The climate in Johannesburg during June can be summarized as cool and very dry.
June is in the winter in Johannesburg and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 3°C (37°F) is normal.
|Daytime temperature||16.7°C 62.1°F|
|Nightly temperature||2.9°C 37.2°F|
|Average temperature||9.8°C 49.6°F|
|Daily sunshine||9.5 hrs|
|Avg rainfall||9 mm 0.3 ins|
|Rainy days||2 days|
|Sea temperature||21.5°C 70.7°F|
|Windspeed||8.6kph 5 mph|
On average June is the 3rd driest month of the year in Johannesburg with around 9mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Johannesburg in June 2023.
|Hottest month:||January||26.1°C 79°F|
|Driest month:||July||4mm 0.2ins|
|Coldest month:||June||16.4°C 61.5°F|
|Wettest month:||January||135mm 5.3ins|