Monthly climate guide
Wanaka weather in September
September in Wanaka is typically cool, with average daytime highs around 8°C (47°F) and night-time lows near 0°C (32°F). The month usually brings about 107 mm of rain (wet) and is often cloudy. Daytime highs are 2°C warmer than August and 2°C cooler than October.
What stands out in September
- Seasonally, September counts as early spring in Wanaka — the seasons are reversed south of the equator.
- Wanaka is usually about 3°C cooler than Dunedin, 170 km away, in September.
- Nights often drop below freezing (average low 0°C), so expect frost and icy mornings.
Avg high
8°C
47°F
Avg low
0°C
32°F
Rainfall
107 mm
wet
Humidity
86%
relative
Sky
62%
cloud · often cloudy
Wanaka weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 17°C / 63°F | 7°C / 44°F | 146 mm | 76% | 65% |
| February | 17°C / 63°F | 7°C / 44°F | 111 mm | 78% | 60% |
| March | 16°C / 60°F | 6°C / 42°F | 108 mm | 81% | 60% |
| April | 11°C / 52°F | 3°C / 37°F | 109 mm | 86% | 63% |
| May | 8°C / 46°F | 1°C / 34°F | 131 mm | 91% | 64% |
| June | 5°C / 40°F | -1°C / 30°F | 107 mm | 94% | 59% |
| July | 4°C / 39°F | -2°C / 29°F | 134 mm | 94% | 62% |
| August | 6°C / 43°F | -1°C / 31°F | 96 mm | 91% | 63% |
| September | 8°C / 47°F | 0°C / 32°F | 107 mm | 86% | 62% |
| October | 11°C / 51°F | 1°C / 34°F | 145 mm | 83% | 70% |
| November | 13°C / 56°F | 3°C / 38°F | 121 mm | 80% | 69% |
| December | 16°C / 61°F | 6°C / 42°F | 115 mm | 77% | 69% |
What to pack for September
- A proper insulated winter coat
- A hat, scarf and gloves
- Thermal base layers and warm, grippy boots for icy mornings
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is September a good time to visit Wanaka?
Compare the months in the chart above to find your ideal window.
Best time to visit Wanaka →Other New Zealand cities in September
Cite or embed this data
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Wanaka weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/new-zealand/wanaka/september
<a href="https://weathercompare.eu/weather/new-zealand/wanaka/september">Wanaka weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/new-zealand/wanaka" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Wanaka weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/new-zealand/wanaka/september">Wanaka weather in September</a> – WeatherCompare</p>
Wanaka in September: quick answers
Is September a good time to visit Wanaka?
September is cool in Wanaka, with highs around 8°C. Better for museums and city walks than the beach, and usually quieter.
How warm is Wanaka in September?
Average highs are about 8°C (47°F) and average lows about 0°C (32°F), based on 10 years of daily data.
Does it rain a lot in Wanaka in September?
Wanaka typically gets around 107 mm of rain in September — wet.
Figures are long-term averages for the area around Wanaka (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.