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 December 2025 Sun 15.6 ° C ( 60.1°F )  Patchy rain nearby |
Feels Like : 15.6 ° C / 60.1°F Humidity : % 84 Pressure : 1022 mb Wind Speed : 4.3 kmph / 2.7 miles from NNW 
Visibility : 10 km Precipitation (rainfall) : 0.02 mm Cloud (%) : 100 |
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 December 2025 Sun | Patchy rain nearby |
15.6 ° C | 25 ° C | 20.4 ° C | % 76 | 32 km/h | 97% |
| 15 December 2025 Mon |  Moderate rain |
17.3 ° C | 31.1 ° C | 24 ° C | % 75 | 28.4 km/h | 82% |
| 16 December 2025 Tue | Moderate rain |
22.2 ° C | 30.2 ° C | 25.2 ° C | % 78 | 18.4 km/h | 89% |
| 17 December 2025 Wed | Moderate rain |
17.4 ° C | 25.4 ° C | 22 ° C | % 83 | 32 km/h | 78% |
| 18 December 2025 Thu | Patchy rain nearby |
17.6 ° C | 21.5 ° C | 18.8 ° C | % 66 | 22.3 km/h | 85% |
| 19 December 2025 Fri |  Sunny |
15.2 ° C | 24.2 ° C | 20.2 ° C | % 76 | 19.4 km/h | 0% |
| 20 December 2025 Sat |  Partly Cloudy |
16.7 ° C | 25 ° C | 21.2 ° C | % 76 | 23.8 km/h | 0% |
| 21 December 2025 Sun | Sunny |
17.4 ° C | 28 ° C | 22.7 ° C | % 75 | 35.3 km/h | 0% |
| 22 December 2025 Mon | Sunny |
18.8 ° C | 27.2 ° C | 23.4 ° C | % 75 | 29.9 km/h | 0% |
| 23 December 2025 Tue | Patchy rain nearby |
20.8 ° C | 26.1 ° C | 23.3 ° C | % 80 | 32.8 km/h | 77% |
| 24 December 2025 Wed | Patchy rain nearby |
20.7 ° C | 27.5 ° C | 23.9 ° C | % 78 | 20.2 km/h | 60% |
| 25 December 2025 Thu | Patchy rain nearby |
20.5 ° C | 26 ° C | 23.3 ° C | % 81 | 14.4 km/h | 0% |
| 26 December 2025 Fri | Moderate rain |
20.5 ° C | 29.4 ° C | 25 ° C | % 83 | 21.2 km/h | 74% |
| 27 December 2025 Sat | Patchy rain nearby |
19.5 ° C | 24.3 ° C | 22.4 ° C | % 87 | 25.2 km/h | 87% |
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