Weather in Johannesburg in August
Johannesburg, South Africa averages a high of 19.8°C (67.6°F) and low of 5.4°C (41.7°F) in August, with 2 rain days and 10.4 hours of daily sunshine. Travel score: 86.4/100 (Excellent). The best time to visit Johannesburg is September.
High
20°C68°F
Low
5°C42°F
🌧️
2
rain days
☀️
10.4
hrs/day sunshine
💧
44%
humidity
86— Excellent
August in Johannesburg is mild and dry — excellent conditions for exploring.
What are the average temperatures in Johannesburg?
How much does it rain in Johannesburg in August?
Johannesburg receives an average of 8.6mm of rainfall across 2 rainy days in August. The annual total is 699.3mm.
What should I pack for Johannesburg in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 20°C
Recommended
🧥
Evening jacket or cardigan
Temperature drops 14°C from day to night
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to South Africa in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31