Johannesburg International Airport (JNB) 15 Day Weather Forecast, Johannesburg South Africa
Current weather conditions and 15 day weather forecast for Johannesburg International Airport in Johannesburg, South Africa including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at JNB
| 13 December 2025 Sat 19 ° C ( 66.2°F )  Partly Cloudy |
Feels Like : 19 ° C / 66.2°F Humidity : % 83 Pressure : 1022 mb Wind Speed : 6.1 kmph / 3.8 miles from NW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Johannesburg International Airport, Johannesburg, South Africa
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 December 2025 Sat |  Moderate rain |
15.7 ° C | 18.1 ° C | 17.2 ° C | % 80 | 16.9 km/h | 98% |
| 14 December 2025 Sun |  Patchy rain nearby |
14.5 ° C | 21.7 ° C | 18 ° C | % 78 | 14.4 km/h | 89% |
| 15 December 2025 Mon | Patchy rain nearby |
14.7 ° C | 28.9 ° C | 21.6 ° C | % 60 | 10.8 km/h | 88% |
| 16 December 2025 Tue |  Heavy rain |
15.8 ° C | 29.4 ° C | 21.3 ° C | % 61 | 17.3 km/h | 85% |
| 17 December 2025 Wed | Patchy rain nearby |
17.3 ° C | 29.8 ° C | 22.4 ° C | % 53 | 18.7 km/h | 88% |
| 18 December 2025 Thu | Moderate rain |
15.5 ° C | 25.8 ° C | 20.4 ° C | % 63 | 25.9 km/h | 89% |
| 19 December 2025 Fri | Partly Cloudy |
12.1 ° C | 18.9 ° C | 15.1 ° C | % 71 | 24.1 km/h | 0% |
| 20 December 2025 Sat |  Sunny |
9.9 ° C | 24.6 ° C | 17.8 ° C | % 50 | 14.4 km/h | 0% |
| 21 December 2025 Sun | Sunny |
13.2 ° C | 26.5 ° C | 20 ° C | % 50 | 12.6 km/h | 0% |
| 22 December 2025 Mon | Sunny |
17.8 ° C | 29.2 ° C | 22.8 ° C | % 44 | 17.3 km/h | 0% |
| 23 December 2025 Tue | Patchy rain nearby |
17.8 ° C | 28.6 ° C | 22.9 ° C | % 50 | 17.6 km/h | 86% |
| 24 December 2025 Wed | Patchy rain nearby |
16.2 ° C | 25.8 ° C | 19.8 ° C | % 72 | 12.6 km/h | 85% |
| 25 December 2025 Thu | Patchy rain nearby |
15.2 ° C | 28.9 ° C | 21.2 ° C | % 66 | 14.4 km/h | 89% |
| 26 December 2025 Fri | Patchy rain nearby |
16.8 ° C | 29.5 ° C | 22.1 ° C | % 62 | 17.3 km/h | 84% |
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