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
| 14 May 2026 Thu 20.2 ° C ( 68.4°F )  Clear |
Feels Like : 20.2 ° C / 68.4°F Humidity : % 37 Pressure : 1026 mb Wind Speed : 8.6 kmph / 5.4 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 |
|---|---|---|---|---|---|---|---|
| 14 May 2026 Thu | Sunny |
10.9 ° C | 20.4 ° C | 15.4 ° C | % 47 | 10.1 km/h | 0% |
| 15 May 2026 Fri | Sunny |
12.1 ° C | 20.6 ° C | 16.3 ° C | % 48 | 9.7 km/h | 0% |
| 16 May 2026 Sat | Sunny |
12.7 ° C | 21.1 ° C | 16.8 ° C | % 39 | 11.2 km/h | 0% |
| 17 May 2026 Sun |  Patchy rain nearby |
11.7 ° C | 20.1 ° C | 16 ° C | % 58 | 12.6 km/h | 87% |
| 18 May 2026 Mon | Patchy rain nearby |
14.9 ° C | 20.7 ° C | 17.3 ° C | % 43 | 10.8 km/h | 82% |
| 19 May 2026 Tue | Patchy rain nearby |
14.2 ° C | 17.4 ° C | 15.3 ° C | % 51 | 12.2 km/h | 89% |
| 20 May 2026 Wed | Sunny |
13.8 ° C | 20.7 ° C | 17 ° C | % 42 | 13.3 km/h | 0% |
| 21 May 2026 Thu | Sunny |
15.3 ° C | 20.9 ° C | 17.7 ° C | % 38 | 10.4 km/h | 0% |
| 22 May 2026 Fri | Sunny |
14.1 ° C | 20.4 ° C | 17.1 ° C | % 43 | 9.4 km/h | 0% |
| 23 May 2026 Sat | Sunny |
14.2 ° C | 21.2 ° C | 17.3 ° C | % 42 | 4.7 km/h | 0% |
| 24 May 2026 Sun | Sunny |
12.6 ° C | 20 ° C | 16.4 ° C | % 56 | 9.7 km/h | 0% |
| 25 May 2026 Mon | Patchy rain nearby |
14.6 ° C | 19.4 ° C | 16.9 ° C | % 45 | 5.4 km/h | 73% |
| 26 May 2026 Tue | Sunny |
13.6 ° C | 20.6 ° C | 16.6 ° C | % 29 | 5.8 km/h | 0% |
| 27 May 2026 Wed | Sunny |
14.2 ° C | 20.4 ° C | 16.9 ° C | % 31 | 7.9 km/h | 0% |
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