South Island Weather Forecast
South Island weather: 49°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
7-day forecast for South Island
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Oct 27 | 🌧️ Showers | 54° / 37° | 100% · 0,5 in | 19 mph | 6 |
| Wed, Oct 28 | 🌦️ Light rain | 49° / 36° | 99% · 0,2 in | 23 mph | 8 |
| Thu, Oct 29 | 🌦️ Light rain | 47° / 37° | 100% · 0,3 in | 19 mph | 8 |
| Fri, Oct 30 | 🌨️ Light snow showers | 49° / 33° | 55% · 0,1 in | 20 mph | 8 |
| Sat, Oct 31 | 🌥️ Fog | 55° / 29° | 0% | 13 mph | 8 |
| Sun, Nov 1 | 🌥️ Fog | 54° / 38° | 7% | 21 mph | 6 |
| Mon, Nov 2 | 🌦️ Light drizzle | 59° / 44° | 52% · 0,1 in | 9 mph | 2 |
Weekend outlook
🌥️ 55° / 29°
Fog · 0% rain · wind 13 mph
🌥️ 54° / 38°
Fog · 7% rain · wind 21 mph
Is today a good day to visit?
Activity scores from 0 to 10 based on temperature, rain, wind, sun and visibility.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- A packable rain shell - 5 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 33 mph.
- If your dates are flexible, avoid June, July and October - historically the least comfortable months here.
Active alerts for South Island
Derived from the forecast. No official alert feed is wired for this country yet.
See the South Island forecast by time range
South Island weather - more answers
Explore South Island
Every topic we hold for this place, and the same topic for the places around it.
Weather 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 Oceania.
What is the weather like in South Island right now?
It is currently 49°F (9°C) with mainly clear. Humidity is 39% and wind is 19 mph.
When is the best time to visit South Island?
February offer the most comfortable conditions in South Island, which has a subarctic climate. June, July and October 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 4:13 PM.
What is the nearest airport to South Island?
The closest airports are Queenstown Airport (ZQN), 114 mi away.
What are the top things to 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. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate 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 October 27, 2026 at 4:13 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
