Best time to swim in New Zealand Sea temperature by month
Do you want to go to the seaside in New Zealand? But when should you go to be sure to enjoy good sea water temperature and be able to swim for a long time? Now or another month during the year? On this page, find the sea temperature by month in New Zealand.
Swimming in New Zealand by month
Discover swimming conditions in detail in New Zealand by month below. Click on the links for each month to see details about the sea temperature in the cities of: Auckland, Christchurch, Dunedin, Wellington and Tauranga.
Month | Averagesea temperature | Our opinion | Details |
---|---|---|---|
January | 56°F to 70°F | cool swimming* | Sea temperature in New Zealand in january |
February | 57°F to 71°F | pleasant swimming* | Sea temperature in New Zealand in february |
March | 56°F to 72°F | pleasant swimming* | Sea temperature in New Zealand in march |
April | 54°F to 70°F | cool swimming* | Sea temperature in New Zealand in april |
May | 52°F to 67°F | cool swimming* | Sea temperature in New Zealand in may |
June | 50°F to 64°F | cool swimming* | Sea temperature in New Zealand in june |
July | 49°F to 62°F | cold swimming* | Sea temperature in New Zealand in july |
August | 49°F to 61°F | cold swimming* | Sea temperature in New Zealand in august |
September | 49°F to 61°F | cold swimming* | Sea temperature in New Zealand in september |
October | 50°F to 62°F | cold swimming* | Sea temperature in New Zealand in october |
November | 51°F to 65°F | cool swimming* | Sea temperature in New Zealand in november |
December | 55°F to 67°F | cool swimming* | Sea temperature in New Zealand in december |
* in at least part of the area.
Where and when should you swim in New Zealand?

Best time to swim in Christchurch
No month is favorable as far as sea temperature for swimming in Christchurch.

Best time to swim in Dunedin
No month is favorable as far as sea temperature for swimming in Dunedin.
Other cities and places in New Zealand:
Water temperatures in New Zealand over the entire year
On this chart, we show you the variation of the average sea water temperature in New Zealand for the cities of: Auckland, Christchurch, Dunedin, Wellington and Tauranga.