The climate in Johannesburg during March can be summarized as warm and a little damp.
March is in the fall / autumn in Johannesburg and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 13°C (56°F) is normal.
|Daytime temperature||24.7°C 76.5°F|
|Nightly temperature||13.3°C 55.9°F|
|Average temperature||19°C 66.2°F|
|Daily sunshine||8.4 hrs|
|Avg rainfall||92 mm 3.6 ins|
|Rainy days||11 days|
|Sea temperature||24.8°C 76.6°F|
|Windspeed||7.6kph 5 mph|
On average March is the 5th wettest month of the year in Johannesburg with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.4 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 March 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|