New Zealand weather

Our guide to the weather in New Zealand during August

12

Average high

3

UV Index

178mm

Monthly rainfall

82%

Humidity

We've looked at the most up-to-date weather data for New Zealand, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about New Zealand weather in August.

What's the temperature like in New Zealand during August?

The temperature reaches around 12℃ during the daytime in August, falling away to 3℃ at night. Remember that in August it's winter in the souther hemisphere! The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in New Zealand during August?

August is typically the wettest month in New Zealand. On average, there will be 7 rainy days during the month, amounting to 177.7mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in New Zealand during August?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in August. With cool air temperatures, any breeze will feel cold.

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New Zealand Blog posts

From the UK's most popular travel bloggers

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3-Day Rotorua Itinerary for First Timers: Must-do Activities

1st January 2026 by Coco Butter Blog

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27th June 2025 by Conversant Traveller

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2 Day Auckland Itinerary

16th June 2025 by Coco Butter Blog

Auckland, New Zealand's largest city, boasts a vibrant population of approximately 1.7 million, making up about a third of the country's total. Unlike some of its more laid-back counterparts, Auckland offers a bustling urban atmosphere, complete with a diverse range of attractions and activities. For those planning a short escape, this two-day itinerary will help you make the most of your time in this dynamic city....

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New Zealand 2 Week Itinerary (North Island to South Island)

9th May 2025 by Coco Butter Blog

New Zealand is renowned for its stunning landscapes, from dramatic volcanoes to breathtaking waterfalls, and it also holds a special place in the hearts of film fans as the backdrop for the Lord of the Rings trilogy. Slightly larger than the UK but home to less than 10% of its population, this island nation offers plenty of room to explore its natural wonders. For those planning a two-week adventure, this itinerary will guide you through the highlights of both the North and South Islands,...

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The Best Sights to See on a Christchurch to Lake Tekapo Road Trip

4th February 2025 by Coco Butter Blog

Planning a road trip from Christchurch to Lake Tekapo in New Zealand and feeling a bit lost on what to see en route? You're not the only one! In this sponsored post, Samantha Wragg presents a comprehensive guide to the top sights to visit as you journey from Christchurch to Lake Tekapo....

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7 Helpful Tips for Hiring a Campervan in Auckland

12th December 2024 by Conversant Traveller

As a seasoned traveller, Heather knows that preparation is key to a successful adventure. Before embarking on a journey through New Zealand's stunning mountain ranges in a campervan, it's essential to be well-informed. In this post, Heather shares 7 practical tips for hiring a campervan in Auckland, ensuring a smooth and enjoyable road trip experience....

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23rd October 2023 by PommieTravels

Exploring New Zealand's diverse landscapes by campervan is an experience that should be on every travel enthusiast's bucket list. With its awe-inspiring landscapes, varied natural wonders, and convenient accessibility, embarking on a campervan adventure in this beautiful country offers a unique sense of freedom and excitement. Picture waking up to breathtaking views of snow-capped mountains, charming lakes, and......

Weather in New Zealand

Our month-by-month guide to the weather and climate in New Zealand

21.7

New Zealand weather in

January
21.5

New Zealand weather in

February
19.9

New Zealand weather in

March
17.0

New Zealand weather in

April
14.3

New Zealand weather in

May
12.0

New Zealand weather in

June
11.2

New Zealand weather in

July
12.3

New Zealand weather in

August
13.7

New Zealand weather in

September
15.6

New Zealand weather in

October
17.9

New Zealand weather in

November
19.8

New Zealand weather in

December