Stewart Island Airport (SZS) 15 Day Weather Forecast, Stewart Island New Zealand
Current weather conditions and 15 day weather forecast for Stewart Island Airport in Stewart Island, New Zealand 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 SZS
| 15 May 2026 Fri 9.8 ° C ( 49.6°F )  Partly Cloudy |
Feels Like : 9.8 ° C / 49.5°F Humidity : % 71 Pressure : 1039 mb Wind Speed : 3.6 kmph / 2.2 miles from SSE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 57 |
15-day weather forecast for Stewart Island Airport, Stewart Island, New Zealand
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 May 2026 Fri |  Patchy rain nearby |
5.6 ° C | 11 ° C | 8.1 ° C | % 78 | 8.3 km/h | 0% |
| 16 May 2026 Sat |  Sunny |
5.1 ° C | 11.4 ° C | 7.2 ° C | % 83 | 5 km/h | 0% |
| 17 May 2026 Sun | Partly Cloudy |
5.5 ° C | 11.4 ° C | 7.7 ° C | % 82 | 10.1 km/h | 0% |
| 18 May 2026 Mon | Partly Cloudy |
7.4 ° C | 10.9 ° C | 9.4 ° C | % 77 | 17.3 km/h | 0% |
| 19 May 2026 Tue |  Cloudy |
9.9 ° C | 13.3 ° C | 11.5 ° C | % 76 | 15.5 km/h | 0% |
| 20 May 2026 Wed | Partly Cloudy |
8.2 ° C | 12.9 ° C | 9.8 ° C | % 80 | 9.7 km/h | 0% |
| 21 May 2026 Thu |  Moderate rain |
7.9 ° C | 15.2 ° C | 11.3 ° C | % 78 | 29.2 km/h | 79% |
| 22 May 2026 Fri | Patchy rain nearby |
6.5 ° C | 10 ° C | 8.9 ° C | % 83 | 14.4 km/h | 75% |
| 23 May 2026 Sat | Patchy rain nearby |
7 ° C | 13.1 ° C | 9.8 ° C | % 87 | 7.6 km/h | 71% |
| 24 May 2026 Sun | Partly Cloudy |
8 ° C | 12.1 ° C | 9.5 ° C | % 89 | 11.9 km/h | 0% |
| 25 May 2026 Mon | Patchy rain nearby |
8.6 ° C | 10.9 ° C | 9.6 ° C | % 82 | 6.5 km/h | 87% |
| 26 May 2026 Tue | Patchy rain nearby |
4.8 ° C | 9.6 ° C | 7.5 ° C | % 85 | 33.5 km/h | 89% |
| 27 May 2026 Wed | Patchy rain nearby |
4.7 ° C | 10.4 ° C | 8.6 ° C | % 84 | 34.6 km/h | 88% |
| 28 May 2026 Thu | Patchy rain nearby |
9.7 ° C | 10.5 ° C | 10.1 ° C | % 83 | 43.2 km/h | 89% |
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