Johannesburg, South AfricaQuick decision
When to visit Johannesburg?
🌞 Best time overall
September
🌡️ Optimal temperature
10°C–25°C in September
🌧 Least rain
10% rainy days in September
🌧 Wettest month
July (2%)
📅 Best score
8.8/10
By trip type
Best time by type of trip
Apartheid MuseumYear-round — national memory, Constitution Hill, Soweto.
Pilanesberg safariMay–Oct — Big Five 2.5h from Joburg, ideal dry season.
Maboneng & Arts on MainYear-round — arty quarter, galleries, street food, markets.
BudgetMay–Aug — dry winter, best Europe-Africa flight prices.
Monthly climate data
Johannesburg weather month by month
| Month | Min °C | Max °C | Rainy days (%) | Precip. mm/d | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 15°C | 25°C | 45% | 3.9 | 12.9h | 7.8/10 |
| 🌤️ February | 15°C | 25°C | 50% | 4.2 | 12.2h | 7.6/10 |
| 🌤️ March | 13°C | 24°C | 32% | 2.0 | 11.7h | 8.0/10 |
| 🌤️ April | 11°C | 21°C | 27% | 2.1 | 10.9h | 7.6/10 |
| 🌤️ May | 7°C | 20°C | 7% | 0.5 | 10.1h | 7.8/10 |
| 🌤️ June | 5°C | 18°C | 5% | 0.3 | 10.1h | 7.5/10 |
| ⛅ July | 4°C | 17°C | 2% | 0.1 | 10.4h | 7.4/10 |
| 🌤️ August | 7°C | 21°C | 3% | 0.2 | 10.7h | 8.2/10 |
| ☀️ September | 10°C | 25°C | 10% | 0.4 | 11.7h | 8.8/10 |
| ☀️ October | 12°C | 26°C | 24% | 1.4 | 12.0h | 8.6/10 |
| 🌤️ November | 13°C | 26°C | 43% | 2.8 | 12.6h | 8.0/10 |
| 🌤️ December | 15°C | 25°C | 55% | 3.8 | 12.7h | 7.6/10 |
Ideal
Fair
Challenging climate
Source: Open-Meteo · 10 years
Seasonal breakdown
What to expect each season
🌸 Spring (Mar–May) — Good time
Average 22°C, 22% rainy days, 10.9h sunshine/day. Score: 7.8/10.
☀️ Summer (Jun–Aug) — Good time
Average 19°C, 3% rainy days, 10.4h sunshine/day. Score: 7.7/10.
🍂 Autumn (Sep–Nov) — Excellent time
Average 26°C, 26% rainy days, 12.1h sunshine/day. Score: 8.5/10.
❄️ Winter (Dec–Feb) — Good time
Average 25°C, 50% rainy days, 12.6h sunshine/day. Score: 7.7/10.
Accommodation
Find a place to stay in Johannesburg
Check availability during the recommended period
Tip : off-peak months (July, August) are cheapest but weather is significantly worse.
Search on Hotels.comActivities & tours
Activities and tours in Johannesburg
Guided tours, skip-the-line tickets and local experiences.
Browse activities on GetYourGuide
Flights
Find a flight to Johannesburg
Compare flights from all airlines.
Search flights
Monthly weather
Detailed weather by month
FAQ
Frequently asked questions
September is ideal with 10% rainy days and 25°C.
July is the wettest month with 2% rainy days.
Yes, September is the best month with an average of 25°C.
In winter, the average score is 7.7/10. Acceptable conditions for cultural visits.
Also explore
Destinations with similar climate
Mozambique
Zimbabwe
AustraliaWeather rankings
Compare destinations by weather
Best in EuropeGuides & comparisons