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Seasonal ranking

Warmest sea temperature in New Zealand in December

Where the sea is warmest across New Zealand during December, ranked by long-term monthly average water temperature. Mission Bay (North Island, New Zealand) tops the list at around 19°C. Open any spot for today's live water temperature and a 7-day swim forecast.

  1. 1
    Mission Bay
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  2. 2
    Orewa Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  3. 3
    Omaha Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  4. 4
    Pakiri Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  5. 5
    Goat Island Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  6. 6
    Hahei Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  7. 7
    Hot Water Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  8. 8
    New Chums Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  9. 9
    Whangamata Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  10. 10
    Waihi Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  11. 11
    Mount Maunganui
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  12. 12
    Papamoa Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  13. 13
    Ohope Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  14. 14
    Gisborne Waikanae
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  15. 15
    Napier Marine Parade
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  16. 16
    Castlepoint Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  17. 17
    Riversdale Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  18. 18
    Lyall Bay
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  19. 19
    Days Bay
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  20. 20
    Paraparaumu Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  21. 21
    Waikanae Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  22. 22
    Foxton Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  23. 23
    Himatangi Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  24. 24
    Mount Beach Taranaki
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average
  25. 25
    Ninety Mile Beach
    North Island · New Zealand · Tasman Sea
    Mild — fine for a swim, cool at first
    19°C
    December average

Warmest sea in December elsewhere

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New Zealand in December — frequently asked questions

Where is the sea warmest in New Zealand in December?
Mission Bay in New Zealand has the warmest sea in New Zealand in December, averaging about 19.0 °C. Orewa Beach (19.0 °C) and Omaha Beach follow close behind.
How many beaches in New Zealand are warm enough to swim in December?
None of the top 25 ranked beaches in New Zealand reach 22 °C in December, so a wetsuit is recommended for anything longer than a quick dip.
How are these December sea temperatures calculated?
Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical December rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

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