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Wanaka Weather in August

Wanaka in August sees low temperatures, with highs around 5°C (41°F) and overnight lows of -1°C (30°F). Snow/rainfall is fairly high at around 109 mm (4.3 in) on average, so pack waterproofs just in case.

Rainfall in Wanaka in August

You can typically expect 8 days of snow/rain this month, averaging around 109 mm (4.3 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Wanaka in August

Wanaka in August gets highs of 5°C (41°F) during the day and drops to -1°C (30°F) at night. Winter occurs in August. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in Wanaka in August

You can expect a moderate amount of sunlight, with approximately 155 hours. This means a pleasant mix of sun and overcast.

August in Wanaka has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Wanaka Temperature in August

Min Temperature

-1°C (30°F)

Max Temperature

5°C (41°F)

Chance of Rain

26%

Precipitation

109 mm (4.3 in)

Rainy days

8 days

Sunshine

155 hours

Percentage Sunshine

Wanaka Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Wanaka - and find the best time to visit.

January

18°C (64°F)View January → February

18°C (64°F)View February → March

16°C (61°F)View March → April

13°C (55°F)View April → May

9°C (48°F)View May → June

5°C (41°F)View June → July

4°C (39°F)View July → August

5°C (41°F)View August → September

8°C (46°F)View September → This monthOctober

11°C (52°F)View October → November

14°C (57°F)View November → December

16°C (61°F)View December →

Best Time to Visit Wanaka →

Daily Historical Temperatures

31-year average (1995-2025)

Based on our historical records, temperatures in Wanaka typically stay consistent throughout August, with daily highs averaging around 5°C (41°F). Nights are cold, with lows typically ranging from -1°C (30°F) to 2°C (36°F).

Average temperatures in August

Daily Historical Precipitation

31-year average (1995-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather records for Wanaka in August

Browse day-by-day weather records for Wanaka spanning 32 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Wanaka historical weather extremes in August

According to our 31 years of weather records for Wanaka, the following extremes were recorded between 1995 and 2026.

On August 5, 2022, temperatures climbed to 18°C (64°F), marking the warmest August day on record.
Wanaka experienced its chilliest August day on August 15, 2011, reaching only 0°C (32°F).
The coldest night in August in Wanaka was on August 9, 2016, with a minimum of -12°C (10°F).
The wettest day in August Wanaka was on August 27, 2026 with 41 mm (1.6 in) of precipitation.

Best Places in New Zealand in August

Find out more about the weather in New Zealand and which places have the best travel conditions in this month. See all of New Zealand in August →

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

Marker color shows total monthly precipitation in August: pale blue is dry, deep blue is wet.

What to Wear in Wanaka in August

Cold weather calls for smart layering in August. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.