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
| 11 January 2026 Sun 6.6 ° C ( 43.9°F )  Clear |
Feels Like : 4.9 ° C / 40.8°F Humidity : % 83 Pressure : 1006 mb Wind Speed : 8.6 kmph / 5.4 miles from WNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 8 |
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 |
|---|---|---|---|---|---|---|---|
| 12 January 2026 Mon |  Patchy rain nearby |
6.6 ° C | 15.2 ° C | 10.7 ° C | % 64 | 11.2 km/h | 85% |
| 13 January 2026 Tue | Sunny |
4 ° C | 17.1 ° C | 11.2 ° C | % 60 | 13 km/h | 0% |
| 14 January 2026 Wed | Patchy rain nearby |
8 ° C | 16.5 ° C | 12.7 ° C | % 59 | 13.3 km/h | 88% |
| 15 January 2026 Thu | Patchy rain nearby |
8.8 ° C | 15.6 ° C | 11.3 ° C | % 75 | 10.4 km/h | 87% |
| 16 January 2026 Fri | Patchy rain nearby |
8.6 ° C | 15.3 ° C | 12 ° C | % 87 | 6.8 km/h | 89% |
| 17 January 2026 Sat |  Heavy rain |
12.3 ° C | 15.4 ° C | 13.7 ° C | % 93 | 11.5 km/h | 78% |
| 18 January 2026 Sun |  Moderate rain |
7.1 ° C | 8.9 ° C | 9.2 ° C | % 89 | 11.9 km/h | 87% |
| 19 January 2026 Mon | Sunny |
4.6 ° C | 16.4 ° C | 9.9 ° C | % 72 | 14 km/h | 0% |
| 20 January 2026 Tue |  Partly Cloudy |
6.2 ° C | 16.5 ° C | 11 ° C | % 73 | 9.7 km/h | 0% |
| 21 January 2026 Wed | Moderate rain |
11.3 ° C | 18.1 ° C | 14.4 ° C | % 80 | 19.1 km/h | 89% |
| 22 January 2026 Thu | Patchy rain nearby |
8.1 ° C | 14.9 ° C | 12 ° C | % 91 | 9 km/h | 89% |
| 23 January 2026 Fri | Patchy rain nearby |
6.6 ° C | 16 ° C | 12.2 ° C | % 78 | 14.8 km/h | 87% |
| 24 January 2026 Sat | Patchy rain nearby |
7.4 ° C | 14 ° C | 10.9 ° C | % 77 | 13.7 km/h | 83% |
| 25 January 2026 Sun | Partly Cloudy |
9.4 ° C | 20.2 ° C | 14 ° C | % 71 | 13.7 km/h | 0% |
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