Port St. Johns Airport (JOH) 15 Day Weather Forecast, Port St. Johns South Africa
Current weather conditions and 15 day weather forecast for Port St. Johns Airport in Port St. Johns, 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 JOH
| 14 July 2026 Tue 13.2 ° C ( 55.8°F )  Clear |
Feels Like : 8.3 ° C / 46.9°F Humidity : % 77 Pressure : 1022 mb Wind Speed : 9.7 kmph / 6 miles from NNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 5 |
15-day weather forecast for Port St. Johns Airport, Port St. Johns, South Africa
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 July 2026 Tue | Sunny |
13.2 ° C | 23.3 ° C | 17.3 ° C | % 67 | 14 km/h | 5% |
| 15 July 2026 Wed | Sunny |
13.9 ° C | 20.7 ° C | 17.1 ° C | % 63 | 18.4 km/h | 4% |
| 16 July 2026 Thu | Sunny |
13.5 ° C | 21.4 ° C | 16.8 ° C | % 72 | 11.2 km/h | 6% |
| 17 July 2026 Fri | Sunny |
14.2 ° C | 22.1 ° C | 17.4 ° C | % 59 | 16.2 km/h | 4% |
| 18 July 2026 Sat | Sunny |
14.3 ° C | 22 ° C | 17.6 ° C | % 72 | 23 km/h | 8% |
| 19 July 2026 Sun | Sunny |
16.2 ° C | 24.1 ° C | 18.8 ° C | % 52 | 13.7 km/h | 2% |
| 20 July 2026 Mon | Sunny |
14.8 ° C | 21.2 ° C | 17.5 ° C | % 77 | 15.8 km/h | 9% |
| 21 July 2026 Tue | Sunny |
15.4 ° C | 22.3 ° C | 18.4 ° C | % 67 | 31 km/h | 9% |
| 22 July 2026 Wed | Sunny |
14.4 ° C | 27.4 ° C | 19.6 ° C | % 59 | 24.1 km/h | 3% |
| 23 July 2026 Thu | Sunny |
15 ° C | 20.9 ° C | 18 ° C | % 78 | 25.2 km/h | 65% |
| 24 July 2026 Fri |  Patchy rain nearby |
16.7 ° C | 18.7 ° C | 17.6 ° C | % 66 | 20.9 km/h | 46% |
| 25 July 2026 Sat |  Light rain shower |
17 ° C | 22.4 ° C | 19.1 ° C | % 79 | 26.6 km/h | 68% |
| 26 July 2026 Sun | Sunny |
15.5 ° C | 22.9 ° C | 19 ° C | % 79 | 27 km/h | 17% |
| 27 July 2026 Mon | Sunny |
16.4 ° C | 23.4 ° C | 19.4 ° C | % 79 | 28.4 km/h | 11% |
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