The highest day temperature in April 2023 was 90°F. The lowest night temperature was 51°F. The average values for day and night temperatures during April were 80.9°F и 61.1°F respectivly.

Most of the days in April are sunny but you can also expect cloudy and gloomy days.

Precipitation total in April for Johannesburg is 1.5 in.

The average wind speed in April is 5.8 mph. It makes April one of the most windless months of the year for Johannesburg.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Johannesburg in April is 9.1 hours.