Glentanner Airport (GTN) 15 Day Weather Forecast, Mount Cook New Zealand
Current weather conditions and 15 day weather forecast for Glentanner Airport in Mount Cook, 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 GTN
| 13 September 2026 Sun 3.6 ° C ( 38.4°F )  Partly Cloudy |
Feels Like : 1.5 ° C / 34.7°F Humidity : % 92 Pressure : 1021 mb Wind Speed : 3.6 kmph / 2.2 miles from WNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 51 |
15-day weather forecast for Glentanner Airport, Mount Cook, New Zealand
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 September 2026 Mon |  Overcast |
1.4 ° C | 9.8 ° C | 5.3 ° C | % 82 | 6.8 km/h | 17% |
| 15 September 2026 Tue |  Sunny |
4.1 ° C | 11.2 ° C | 7 ° C | % 74 | 16.2 km/h | 8% |
| 16 September 2026 Wed | Overcast |
-1 ° C | 7.5 ° C | 3.9 ° C | % 89 | 9 km/h | 92% |
| 17 September 2026 Thu |  Moderate or heavy snow showers |
-1.2 ° C | 2.1 ° C | -0.1 ° C | % 96 | 7.2 km/h | 90% |
| 18 September 2026 Fri |  Cloudy |
-1.4 ° C | 8 ° C | 3 ° C | % 72 | 6.1 km/h | 15% |
| 19 September 2026 Sat | Overcast |
3 ° C | 7.9 ° C | 5.7 ° C | % 76 | 8.3 km/h | 19% |
| 20 September 2026 Sun |  Patchy rain nearby |
4.5 ° C | 9.4 ° C | 6.4 ° C | % 76 | 11.2 km/h | 66% |
| 21 September 2026 Mon | Sunny |
1.8 ° C | 13.5 ° C | 7.8 ° C | % 68 | 16.6 km/h | 68% |
| 22 September 2026 Tue | Moderate or heavy snow showers |
-0.5 ° C | 5.1 ° C | 1.3 ° C | % 86 | 24.1 km/h | 89% |
| 23 September 2026 Wed | Patchy rain nearby |
-1.1 ° C | 3.5 ° C | 1.3 ° C | % 68 | 15.5 km/h | 30% |
| 24 September 2026 Thu | Sunny |
1.1 ° C | 9 ° C | 4.4 ° C | % 63 | 10.4 km/h | 5% |
| 25 September 2026 Fri | Overcast |
4.4 ° C | 8.2 ° C | 6 ° C | % 75 | 16.6 km/h | 17% |
| 26 September 2026 Sat | Overcast |
5.3 ° C | 9.6 ° C | 6.7 ° C | % 76 | 15.8 km/h | 18% |
| 27 September 2026 Sun | Sunny |
4.2 ° C | 10.1 ° C | 6.4 ° C | % 67 | 13.3 km/h | 6% |
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