Johannesburg weather in March
March in Johannesburg: nice, a little rain — one of the best months to visit.
#2 of 12 months in Johannesburg · #24 of 604 destinations to visit in March · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Johannesburg climate normals — March
| Daytime high | 24°C / 74°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 55 mm / 2.2 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 69% | 💧 humid |
| Dew point | 11°C / 52°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 12.2 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 73 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Johannesburg in March — FAQ
- Is March a good time to visit Johannesburg?
- March in Johannesburg: nice, a little rain — one of the best months to visit. It ranks #2 of 12 months for Johannesburg on SeasonMap's comfort score (92/100).
- What is the weather like in Johannesburg in March?
- In March, Johannesburg averages a daily high of 23.5°C and a low of 12.7°C, with about 55 mm of rain over roughly 9.8 rainy days.
- What is the air quality in Johannesburg in March?
- Johannesburg has a mean US Air Quality Index of about 73 in March.