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
| 18 September 2026 Fri 10 ° C ( 50°F )  Light rain shower |
Feels Like : 4.6 ° C / 40.3°F Humidity : % 96 Pressure : 993 mb Wind Speed : 47.5 kmph / 29.5 miles from NW 
Visibility : 10 km Precipitation (rainfall) : 1.96 mm Cloud (%) : 100 |
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 |
|---|---|---|---|---|---|---|---|
| 19 September 2026 Sat | Light rain shower |
5.3 ° C | 10.2 ° C | 8.3 ° C | % 89 | 54.7 km/h | 92% |
| 20 September 2026 Sun |  Patchy rain nearby |
5.2 ° C | 8.3 ° C | 6.6 ° C | % 74 | 55.8 km/h | 79% |
| 21 September 2026 Mon | Light rain shower |
5.6 ° C | 13 ° C | 8.7 ° C | % 78 | 45 km/h | 81% |
| 22 September 2026 Tue | Light rain shower |
4.4 ° C | 7.4 ° C | 6 ° C | % 70 | 48.6 km/h | 81% |
| 23 September 2026 Wed | Patchy rain nearby |
3.7 ° C | 7.6 ° C | 5.8 ° C | % 67 | 32 km/h | 70% |
| 24 September 2026 Thu | Light rain shower |
5.1 ° C | 8.7 ° C | 7.4 ° C | % 80 | 40.3 km/h | 84% |
| 25 September 2026 Fri |  Sunny |
3.7 ° C | 7.9 ° C | 5.7 ° C | % 65 | 23.4 km/h | 10% |
| 26 September 2026 Sat | Sunny |
3.7 ° C | 9.7 ° C | 6.6 ° C | % 65 | 23.4 km/h | 5% |
| 27 September 2026 Sun | Patchy rain nearby |
6.3 ° C | 8.7 ° C | 7.7 ° C | % 82 | 24.8 km/h | 62% |
| 28 September 2026 Mon | Sunny |
5.2 ° C | 11.3 ° C | 8.2 ° C | % 84 | 41 km/h | 16% |
| 29 September 2026 Tue | Light rain shower |
3.4 ° C | 13.1 ° C | 8.8 ° C | % 73 | 61.6 km/h | 80% |
| 30 September 2026 Wed |  Overcast |
2.7 ° C | 7.8 ° C | 5.1 ° C | % 65 | 11.5 km/h | 16% |
| 01 October 2026 Thu | Patchy rain nearby |
6.4 ° C | 9.2 ° C | 8 ° C | % 79 | 41.8 km/h | 66% |
| 02 October 2026 Fri | Sunny |
6.8 ° C | 9.7 ° C | 8.5 ° C | % 74 | 37.8 km/h | 19% |
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