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
| 22 February 2026 Sun 19.2 ° C ( 66.6°F )  Partly Cloudy |
Feels Like : 19.2 ° C / 66.6°F Humidity : % 73 Pressure : 1024 mb Wind Speed : 10.1 kmph / 6.3 miles from ENE 
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 |
|---|---|---|---|---|---|---|---|
| 22 February 2026 Sun |  Patchy rain nearby |
17.9 ° C | 27.3 ° C | 22.3 ° C | % 51 | 13 km/h | 89% |
| 23 February 2026 Mon |  Sunny |
17.9 ° C | 27.7 ° C | 22.3 ° C | % 52 | 19.4 km/h | 0% |
| 24 February 2026 Tue | Patchy rain nearby |
17.9 ° C | 27.7 ° C | 22.3 ° C | % 51 | 25.6 km/h | 87% |
| 25 February 2026 Wed | Patchy rain nearby |
17.5 ° C | 30.6 ° C | 23.9 ° C | % 44 | 12.2 km/h | 84% |
| 26 February 2026 Thu | Patchy rain nearby |
18.1 ° C | 24.4 ° C | 21.1 ° C | % 60 | 18.7 km/h | 84% |
| 27 February 2026 Fri | Patchy rain nearby |
16.7 ° C | 26 ° C | 20.2 ° C | % 74 | 18.4 km/h | 89% |
| 28 February 2026 Sat | Patchy rain nearby |
15.6 ° C | 21.1 ° C | 18.2 ° C | % 82 | 19.8 km/h | 89% |
| 01 March 2026 Sun | Partly Cloudy |
16.1 ° C | 26.8 ° C | 21.3 ° C | % 64 | 10.1 km/h | 0% |
| 02 March 2026 Mon | Patchy rain nearby |
18.8 ° C | 25.3 ° C | 21.5 ° C | % 67 | 15.5 km/h | 77% |
| 03 March 2026 Tue | Patchy rain nearby |
17.2 ° C | 24.4 ° C | 20.1 ° C | % 80 | 10.1 km/h | 85% |
| 04 March 2026 Wed |  Moderate rain |
18 ° C | 23.4 ° C | 20.1 ° C | % 81 | 17.6 km/h | 88% |
| 05 March 2026 Thu | Patchy rain nearby |
17.6 ° C | 21 ° C | 18.5 ° C | % 85 | 12.2 km/h | 87% |
| 06 March 2026 Fri | Patchy rain nearby |
16.3 ° C | 20.9 ° C | 18.9 ° C | % 83 | 13.7 km/h | 87% |
| 07 March 2026 Sat | Patchy rain nearby |
16.1 ° C | 19 ° C | 17.3 ° C | % 91 | 9.7 km/h | 87% |
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