Johannesburg-Grand Central Airport (GCJ) 15 Day Weather Forecast, Johannesburg South Africa
Current weather conditions and 15 day weather forecast for Johannesburg-Grand Central 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 GCJ
| 24 August 2026 Mon 13.5 ° C ( 56.3°F )  Clear |
Feels Like : 10.4 ° C / 50.7°F Humidity : % 51 Pressure : 1026 mb Wind Speed : 10.1 kmph / 6.3 miles from N 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Johannesburg-Grand Central Airport, Johannesburg, South Africa
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 24 August 2026 Mon | Sunny |
13.2 ° C | 23.9 ° C | 18.3 ° C | % 33 | 12.2 km/h | 1% |
| 25 August 2026 Tue |  Smoky haze |
15.6 ° C | 24.8 ° C | 19.9 ° C | % 25 | 11.2 km/h | 0% |
| 26 August 2026 Wed |  Overcast |
16.6 ° C | 24.5 ° C | 20.4 ° C | % 23 | 18.4 km/h | 4% |
| 27 August 2026 Thu | Overcast |
13.3 ° C | 22.1 ° C | 16.9 ° C | % 55 | 20.2 km/h | 70% |
| 28 August 2026 Fri | Sunny |
12 ° C | 21.3 ° C | 16.4 ° C | % 55 | 14.8 km/h | 5% |
| 29 August 2026 Sat | Sunny |
12 ° C | 19.8 ° C | 16 ° C | % 46 | 16.9 km/h | 3% |
| 30 August 2026 Sun | Sunny |
11.6 ° C | 20.8 ° C | 16.2 ° C | % 36 | 20.2 km/h | 2% |
| 31 August 2026 Mon | Sunny |
13.6 ° C | 20.8 ° C | 16.5 ° C | % 35 | 27.7 km/h | 1% |
| 01 September 2026 Tue | Sunny |
10.8 ° C | 21.8 ° C | 16.3 ° C | % 27 | 14.8 km/h | 1% |
| 02 September 2026 Wed | Sunny |
15.3 ° C | 27.4 ° C | 20.4 ° C | % 20 | 31.7 km/h | 1% |
| 03 September 2026 Thu | Sunny |
10.6 ° C | 18.3 ° C | 14.7 ° C | % 21 | 26.6 km/h | 1% |
| 04 September 2026 Fri | Sunny |
10.6 ° C | 22.5 ° C | 16.6 ° C | % 16 | 13 km/h | 0% |
| 05 September 2026 Sat | Sunny |
13.8 ° C | 24.9 ° C | 19.3 ° C | % 28 | 17.3 km/h | 0% |
| 06 September 2026 Sun | Sunny |
12.4 ° C | 21.1 ° C | 17.4 ° C | % 23 | 12.2 km/h | 0% |
Add a link to your web page; copy and paste this html to your web page
