Johannesburg: Weather Guide & Climate
Complete month-by-month weather guide: Johannesburg. Best time to visit: April, May, June, July, August, September, October. Plan your trip with detailed climate data.
☀️ Climate Overview
Johannesburg has a Warm climate with average yearly highs of 22°C, lows of 10°C, and approximately 9 rainy days per month.
The best time to visit Johannesburg is during April, May, June, July, August, September, October, when temperatures are comfortable and rainfall is moderate
Drier season: Apr–Oct Wetter season: Jan–Dec
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Air Quality
Hottest
Coldest
Driest Month
Windiest Month
21 km/h
September (gusts 42)
Forecast for your trip dates
Up to 14 days aheadWeather by Season
Spring
Sep–Nov
Summer
Dec–Feb
Autumn
Mar–May
Winter
Jun–Aug
Month-by-Month Weather Table
January
February
March
April
BestMay
BestJune
BestJuly
BestAugust
BestSeptember
BestOctober
BestNovember
December
| Month | High | Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition | View Details |
|---|---|---|---|---|---|---|---|---|---|
| January | 25°C | 15°C | 16d (150mm) | 10.9h | 72% Humid | 9.4 Very High | | Wet | View Details → |
| February | 25°C | 15°C | 15d (153mm) | 10.1h | 73% Humid | 8.6 Very High | | Wet | View Details → |
| March | 24°C | 13°C | 12d (75mm) | 10.2h | 71% Humid | 7.9 Very High | | Good | View Details → |
| April (best) | 21°C | 10°C | 9d (95mm) | 9.2h | 69% Humid | 6.7 High | | Excellent | View Details → |
| May (best) | 20°C | 6°C | 3d (25mm) | 9.7h | 60% Moderate | 6.4 High | | Excellent | View Details → |
| June (best) | 17°C | 3°C | 2d (8mm) | 9.5h | 55% Moderate | 5.7 High | | Excellent | View Details → |
| July (best) | 18°C | 2°C | 1d (2mm) | 9.6h | 48% Comfortable | 6.1 High | | Excellent | View Details → |
| August (best) | 21°C | 5°C | 1d (4mm) | 10.1h | 43% Comfortable | 7.4 Very High | | Excellent | View Details → |
| September (best) | 24°C | 9°C | 4d (16mm) | 10.6h | 43% Comfortable | 8.7 Very High | | Excellent | View Details → |
| October (best) | 25°C | 12°C | 9d (68mm) | 10.7h | 53% Moderate | 9.5 Very High | | Excellent | View Details → |
| November | 24°C | 13°C | 15d (104mm) | 10.3h | 65% Humid | 9.2 Very High | | Wet | View Details → |
| December | 25°C | 14°C | 19d (142mm) | 10.4h | 71% Humid | 9.4 Very High | | Wet | View Details → |
Johannesburg
South Africa's economic hub with Apartheid Museum, Soweto township tours, Kruger safari gateway, and vibrant urban culture.
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Frequently Asked Questions
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