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
| 12 January 2026 Mon 21.7 ° C ( 71.1°F )  Clear |
Feels Like : 21.7 ° C / 71.1°F Humidity : % 91 Pressure : 1010 mb Wind Speed : 15.1 kmph / 9.4 miles from NNE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 3 |
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 |
|---|---|---|---|---|---|---|---|
| 12 January 2026 Mon | Sunny |
21.2 ° C | 31.4 ° C | 26.2 ° C | % 76 | 36.7 km/h | 0% |
| 13 January 2026 Tue |  Patchy rain nearby |
23.3 ° C | 27.7 ° C | 24.9 ° C | % 83 | 23.4 km/h | 86% |
| 14 January 2026 Wed | Patchy rain nearby |
21.9 ° C | 27.6 ° C | 24.9 ° C | % 84 | 25.6 km/h | 84% |
| 15 January 2026 Thu | Patchy rain nearby |
21.5 ° C | 24.3 ° C | 22.8 ° C | % 86 | 33.8 km/h | 77% |
| 16 January 2026 Fri | Patchy rain nearby |
19.9 ° C | 23.3 ° C | 21.6 ° C | % 82 | 22.3 km/h | 89% |
| 17 January 2026 Sat | Patchy rain nearby |
20.4 ° C | 22.2 ° C | 21.1 ° C | % 83 | 11.5 km/h | 88% |
| 18 January 2026 Sun | Patchy rain nearby |
19.3 ° C | 22.4 ° C | 20.8 ° C | % 87 | 26.3 km/h | 86% |
| 19 January 2026 Mon |  Partly Cloudy |
17.2 ° C | 23.7 ° C | 20.2 ° C | % 66 | 16.2 km/h | 0% |
| 20 January 2026 Tue | Patchy rain nearby |
17.3 ° C | 24.5 ° C | 20.8 ° C | % 71 | 18 km/h | 67% |
| 21 January 2026 Wed | Patchy rain nearby |
17.8 ° C | 22.2 ° C | 20.2 ° C | % 74 | 15.8 km/h | 83% |
| 22 January 2026 Thu | Sunny |
17.4 ° C | 29.9 ° C | 24 ° C | % 73 | 37.8 km/h | 0% |
| 23 January 2026 Fri | Patchy rain nearby |
20 ° C | 25.7 ° C | 22.1 ° C | % 82 | 37.4 km/h | 89% |
| 24 January 2026 Sat | Patchy rain nearby |
17.2 ° C | 19.4 ° C | 18.7 ° C | % 85 | 17.3 km/h | 87% |
| 25 January 2026 Sun | Patchy rain nearby |
17.6 ° C | 27.6 ° C | 22.6 ° C | % 81 | 35.3 km/h | 89% |
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