July weather forecast and climate
Johannesburg, South Africa

The vast cityscape of Gauteng Province in Johannesburg, South Africa
The vast cityscape of Gauteng Province in Johannesburg, South Africa
July in Johannesburg experiences almost no rainfall at all. On average, the rain falls for one day all month long and fetches at an average of 10.2mm (0.4").
Temperatures in July read 4°C (39.2°F) at its coldest point and 17°C (62.6°F) at its warmest. The month is relatively dry, especially with the sun shining for up to nine hours a day. Humidity drops further to an average of 50% across the month.

What is the temperature in July in Johannesburg?

The average high-temperature, in July, in Johannesburg, South Africa, is 16.7°C (62.1°F), while the average low-temperature is 4.1°C (39.4°F).

How many days does it rain in July in Johannesburg?

In July, in Johannesburg, South Africa, the rain falls for 1 days. Throughout July, 4mm (0.2") of precipitation is accumulated.
Average temperature in July - Johannesburg, South Africa
  • Average high temperature in July: 16.7°C

The warmest month (with the highest average high temperature) is January (25.6°C).
The month with the lowest average high temperature is June (16°C).

  • Average low temperature in July: 4.1°C

The month with the highest average low temperature is January (14.7°C).
Coldest months (with the lowest average low temperature) are June and July (4.1°C).

Average humidity in July - Johannesburg, South Africa
  • Average humidity in July: 49%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is August (46%).

Average rainfall in July - Johannesburg, South Africa
  • Average rainfall in July: 4mm

The wettest month (with the highest rainfall) is January (125mm).
The driest month (with the lowest rainfall) is July (4mm).

Average rainfall days in July - Johannesburg, South Africa
  • Average rainfall days in July: 1 days

The month with the highest number of rainy days is January (15.9 days).
The month with the lowest number of rainy days is July (1 days).

Average daylight in July / Average sunshine in July - Johannesburg, South Africa
  • Average daylight in July: 10.7h

The month with the longest days is December (Average daylight: 13.8h).
The month with shortest days is June (Average daylight: 10.5h).

  • Average sunshine in July: 9.2h

The month with most sunshine is September (Average sunshine: 9.4h).
The month with least sunshine is March (Average sunshine: 7.7h).

Average UV index in July - Johannesburg, South Africa
  • Average UV index in July: 5

Months with the highest UV index are January, February, March, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 5).

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