Johannesburg weather in July
July in Johannesburg: cool, dry — an excellent time to visit.
#11 of 12 months in Johannesburg · #261 of 604 destinations to visit in July · comfort 81/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Johannesburg climate normals — July
| Daytime high | 17°C / 62°F | 🙂 cool |
|---|---|---|
| Nighttime low | 3°C / 37°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 1 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 55% | 🍃 comfortable |
| Dew point | 0°C / 31°F | |
| Sunshine | 9.6 h/day | |
| Daylight | 10.7 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 96 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Johannesburg in July — FAQ
- Is July a good time to visit Johannesburg?
- July in Johannesburg: cool, dry — an excellent time to visit. It ranks #11 of 12 months for Johannesburg on SeasonMap's comfort score (81/100).
- What is the weather like in Johannesburg in July?
- In July, Johannesburg averages a daily high of 16.9°C and a low of 2.5°C, with about 1.1 mm of rain over roughly 0.4 rainy days.
- What is the air quality in Johannesburg in July?
- Johannesburg has a mean US Air Quality Index of about 96 in July.