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
| 16 June 2026 Tue 14.7 ° C ( 58.5°F )  Partly Cloudy |
Feels Like : 9.4 ° C / 48.9°F Humidity : % 83 Pressure : 1029 mb Wind Speed : 6.8 kmph / 4.3 miles from WNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 28 |
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 |
|---|---|---|---|---|---|---|---|
| 16 June 2026 Tue |  Cloudy |
14.7 ° C | 19.4 ° C | 16.7 ° C | % 67 | 9 km/h | 9% |
| 17 June 2026 Wed |  Patchy rain nearby |
13.4 ° C | 20.1 ° C | 17 ° C | % 78 | 9.4 km/h | 22% |
| 18 June 2026 Thu | Patchy rain nearby |
15.2 ° C | 21.4 ° C | 18 ° C | % 75 | 16.9 km/h | 19% |
| 19 June 2026 Fri | Patchy rain nearby |
14.1 ° C | 18.5 ° C | 16.7 ° C | % 75 | 25.9 km/h | 61% |
| 20 June 2026 Sat |  Sunny |
13 ° C | 21.8 ° C | 17 ° C | % 70 | 29.5 km/h | 6% |
| 21 June 2026 Sun | Sunny |
13.6 ° C | 23.1 ° C | 16.9 ° C | % 61 | 15.1 km/h | 4% |
| 22 June 2026 Mon | Sunny |
16.3 ° C | 23.8 ° C | 19 ° C | % 49 | 12.6 km/h | 3% |
| 23 June 2026 Tue | Sunny |
16.3 ° C | 23.8 ° C | 18.9 ° C | % 52 | 11.5 km/h | 3% |
| 24 June 2026 Wed | Sunny |
16.3 ° C | 25.4 ° C | 19.8 ° C | % 53 | 15.1 km/h | 3% |
| 25 June 2026 Thu | Sunny |
17.4 ° C | 26.6 ° C | 20.9 ° C | % 48 | 15.8 km/h | 2% |
| 26 June 2026 Fri | Sunny |
18.5 ° C | 28.2 ° C | 21.6 ° C | % 52 | 18.4 km/h | 2% |
| 27 June 2026 Sat | Partly Cloudy |
14.8 ° C | 18.8 ° C | 17 ° C | % 76 | 17.3 km/h | 21% |
| 28 June 2026 Sun | Sunny |
12.6 ° C | 20.7 ° C | 16 ° C | % 68 | 26.6 km/h | 5% |
| 29 June 2026 Mon | Sunny |
13 ° C | 26.2 ° C | 18.5 ° C | % 47 | 10.4 km/h | 2% |
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