South Island Vejr Prognose
South Island weather: 9°C, overskyet. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
South Island weather in december
A good month og visit South Island.
december runs 5°C warmer than the annual average in South Island.
Compare med november.
Vejr map for South Island
Animated model layers. Pick a layer og load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Klima in South Island month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 18° | 9° | 115 mm | ★★★★☆ |
| februar | 19° | 9° | 55 mm | ★★★★☆ |
| marts | 17° | 7° | 70 mm | ★★★★☆ |
| april | 13° | 5° | 156 mm | ★★★☆☆ |
| maj | 9° | 2° | 97 mm | ★★★☆☆ |
| juni | 6° | 0° | 129 mm | ★★☆☆☆ |
| juli | 5° | -2° | 131 mm | ★★☆☆☆ |
| august | 7° | -1° | 116 mm | ★★☆☆☆ |
| september | 9° | 0° | 157 mm | ★★☆☆☆ |
| oktober | 11° | 2° | 256 mm | ★★☆☆☆ |
| november | 15° | 5° | 91 mm | ★★★☆☆ |
| december | 17° | 8° | 127 mm | ★★★★☆ |
Klima type: Subarctic. Kilde: Open-Meteo archive (ERA5).
Bedste rejsetid South Island
Go in februar. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: juni, juli and oktober - expect the least comfortable mix of heat, cold or rain.
What og pack, what og skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots med grip for ice
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 59 km/h.
- If your dates are flexible, avoid juni, juli and oktober - historically the least comfortable months here.
How South Island compares med nearby places
Annual averages, and the difference against South Island.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Aoraki / Mount Cook | 49 km | -11°C | 19°C cooler | 4814 mm |
| Wanaka | 137 km | 11°C | +3°C warmer | 1496 mm |
| West Coast | 177 km | 12°C | +5°C warmer | 3038 mm |
| Canterbury | 178 km | 12°C | +5°C warmer | 694 mm |
| Christchurch | 178 km | 12°C | +5°C warmer | 694 mm |
Se prognosen for South Island efter tidsinterval
South Island weather - more answers
Explore South Island
Every topic we hold for this place, and the same topic for the places around it.
Vejr for related places
Frequently asked questions
Where is South Island?
South Island is an island in New Zealand. Its coordinates are -43.9535, 170.5. It lies in Oceanien.
What is the weather like in South Island lige nu?
It is currently 9°C (49°F) med overskyet. Luftfugtighed is 56% and wind is 24 km/h.
When is the best time og visit South Island?
februar offer the most comfortable conditions in South Island, which has a subarctic climate. juni, juli and oktober are usually the hardest months for outdoor plans.
What time zone is South Island in?
South Island observes Pacific/Auckland (UTC+13:00). The local time is 11:09 PM.
What is the nearest airport og South Island?
The closest airports are Queenstown Airport (ZQN), 183 km away.
What are the top things og do in South Island?
Popular options include Aoraki / Mount Cook, Lake Wakatipu, Te Wahipounamu - South West New Zealand, Milford Sound and Fiordland National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 28, 2026 at 11:09 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
