Aoraki / Mount Cook Climate and Average Weather
Climate of Aoraki / Mount Cook: average temperatures, rainfall and seasons month by month.
Climate in Aoraki / Mount Cook month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 27° | 15° | 16,3 in | ★☆☆☆☆ |
| February | 27° | 15° | 8,5 in | ★☆☆☆☆ |
| March | 24° | 13° | 10,4 in | ★☆☆☆☆ |
| April | 20° | 10° | 17,8 in | ★☆☆☆☆ |
| May | 15° | 5° | 12,9 in | ★☆☆☆☆ |
| June | 10° | 1° | 16,3 in | ★☆☆☆☆ |
| July | 9° | 0° | 13,4 in | ★☆☆☆☆ |
| August | 8° | -1° | 8,2 in | ★☆☆☆☆ |
| September | 10° | 1° | 29,6 in | ★☆☆☆☆ |
| October | 12° | 4° | 26,2 in | ★☆☆☆☆ |
| November | 16° | 7° | 15,6 in | ★☆☆☆☆ |
| December | 22° | 11° | 17,4 in | ★☆☆☆☆ |
Climate type: Polar. Source: Open-Meteo archive (ERA5).
Recent extremes in Aoraki / Mount Cook
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Aoraki / Mount Cook compares with nearby places
Annual averages, and the difference against Aoraki / Mount Cook.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| South Island | 31 mi | 46°F | +66°F warmer | 60 in |
| Wanaka | 91 mi | 52°F | +72°F warmer | 60 in |
| West Coast | 96 mi | 54°F | +74°F warmer | 117 in |
| Queenstown Airport | 120 mi | 50°F | +70°F warmer | 65 in |
| Queenstown | 123 mi | 50°F | +70°F warmer | 65 in |
Best time to visit Aoraki / Mount Cook
Go in January, February and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: May, June and July - expect the least comfortable mix of heat, cold or rain.
What this means for Aoraki / Mount Cook
Today is slightly warmer than average for August. The forecast high of 12°F is 3.8°F above the 8°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives. Around 1,9 in is forecast, which is enough to soak trails and slow traffic.
Visibility is down to 0,1 mi - use low beams and leave extra following distance. Gusts to 59 mph will push high-sided vehicles on exposed roads and bridges. Overnight lows near 10°F mean ice is possible on bridges before dawn. Wet roads are likely; braking distances roughly double in heavy rain.
At 12.218 ft, air here runs roughly 76°F cooler than the same latitude at sea level.
Southern Hemisphere, so peak summer falls in December to February.
The gap between the warmest and coldest month averages 49°F.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots with grip for ice
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- Avoid high-elevation trails without traction devices - frozen surfaces persist in shade all day.
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 59 mph.
- If your dates are flexible, avoid May, June and July - historically the least comfortable months here.
Summary
Aoraki / Mount Cook is a mountain in Canterbury. Aoraki / Mount Cook is a mountain known as New Zealand's highest mountain. It sits at 12.218 ft above sea level.
Right now it is 11°F (-12°C) in Aoraki / Mount Cook with light showers. It feels like 3°F. Today runs from 10°F to 12°F. Chance of precipitation is 100%. Sightseeing conditions score 2.3/10 - poor - consider another day.
The best time to visit Aoraki / Mount Cook is January, February and August. The climate is polar. May, June and July tend to be the least comfortable months. January is the warmest month with average highs near 27°F, while August is the coldest with lows near -1°F.
The closest major airport is Queenstown Airport (ZQN), about 120 mi away. Nearby highlights include South Island, Lake Wakatipu, Te Wahipounamu - South West New Zealand and Milford Sound.
In plain terms. Today is slightly warmer than average for August. The forecast high of 12°F is 3.8°F above the 8°F typical for this month. Visibility is down to 0,1 mi - use low beams and leave extra following distance. Gusts to 59 mph will push high-sided vehicles on exposed roads and bridges. Overnight lows near 10°F mean ice is possible on bridges before dawn. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Aoraki / Mount Cook
| Type | Mountain |
|---|---|
| Region | Canterbury |
| Country | New Zealand |
| Continent | Oceania |
| Coordinates | 43°35′42″S 170°8′30.5″E (-43.595, 170.1418) |
| Elevation | 12.218 ft |
| Known for | New Zealand's highest mountain |
| Local time | 5:16 AM (UTC+12:00) |
| Best months | January, February and August |
| Climate | Polar |
Weather map for Aoraki / Mount Cook
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Aoraki / Mount Cook
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Frequently asked questions
Where is Aoraki / Mount Cook?
Aoraki / Mount Cook is a mountain in Canterbury. Its coordinates are -43.595, 170.1418. It lies in Oceania.
What is the weather like in Aoraki / Mount Cook right now?
It is currently 11°F (-12°C) with light showers. Humidity is 96% and wind is 5 mph.
When is the best time to visit Aoraki / Mount Cook?
January, February and August offer the most comfortable conditions in Aoraki / Mount Cook, which has a polar climate. May, June and July are usually the hardest months for outdoor plans.
What time zone is Aoraki / Mount Cook in?
Aoraki / Mount Cook observes Pacific/Auckland (UTC+12:00). The local time is 5:16 AM.
What is the nearest airport to Aoraki / Mount Cook?
The closest airports are Queenstown Airport (ZQN), 120 mi away.
What are the top things to do in Aoraki / Mount Cook?
Popular options include South Island, 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 (mountains) - 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 August 26, 2026 at 5:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
