Is August a good time for surfing at Christchurch – Sumner?
August is a good month for surfing at Christchurch – Sumner (best: March, June–July). Waves 1.4 m, water 9°C (6/5 wetsuit, hood, boots and gloves), air 12°C.
Plan your trip to Christchurch – SumnerEvery month at a glance, daily wind and waves from years of weather statistics, photos, videos and local tips.Updated November 2026 · weather data 2022–2026
In short
- Waves: 1.4 m on average (daily maximum)
- Water: 9°C, 6/5 wetsuit, hood, boots and gloves
- Air: 12°C by day, 5°C at night
- Weather: sun (6+ hours) on about 23 days, rain (1+ mm) on about 10; a day can have both
Wave height: average daily maximum. Figures from 4 years of weather data (Open-Meteo).
Best time to go →Other spots for surfing in August
Within 1,500 km, ranked by wave height and, a little, warm water.
Other surfing spots in New Zealand in August →Where to go surfing in August →Questions
Is August a good time for surfing at Christchurch – Sumner?
August is a good month for surfing at Christchurch – Sumner (best: March, June–July). Waves 1.4 m, water 9°C (6/5 wetsuit, hood, boots and gloves), air 12°C.
How warm is the water at Christchurch – Sumner in August?
About 9°C: 6/5 wetsuit, hood, boots and gloves.
How big are the waves at Christchurch – Sumner in August?
About 1.4 m on average (daily maximum).
What is the weather like at Christchurch – Sumner in August?
Around 12°C by day and 5°C at night; sun (6+ hours) on about 23 days, rain (1+ mm) on about 10; a day can have both.
Where else can I go surfing in August?
Within 1,500 km: Ahipara (2.4 m waves), Taranaki – Stent Road (2.3 m waves) & New Plymouth – Fitzroy Beach (2.3 m waves).
Read more
North Island Surf Road Trip: 3 Weeks in a Motorhome, Coast to Coast7 min read
Which wetsuit do you need? Water temperature at popular spots, month by month2 min read