Swim in Waiheke Island in december 2024What is the temperature of the sea in in december?

Average sea temperature in Waiheke Island in december 2024.

In december, according to seasonal norms, the sea temperature in Waiheke Island is:

Minimum: 63°F

Average: 66°F

Maximum: 68°F

Other useful seasonal weather averages in december:

  • Outside temperature: 61°F to 69°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 9.9mph
  • It rains a total of 4.2in, over 5 day(s).

Should we swim in Waiheke Island in december?

Yes... and no. The water temperature in Waiheke Island in december is cool

Swimming in december on the beaches of Waiheke Island is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 68°F, it can also be as low as 63°F! Note that the average is 66°F.

Note also that in december, the climate is good with an average outside temperature of 65°F, 4.1in of precipitation (over 5 days) and 85.15 % humidity.

Water and normal seasonal temperatures in Waiheke Island in december

December
Average sea temperature 66°F
Minimum sea temperature 63°F
Maximum sea temperature 68°F
Average outside temperature 67°F
Maximum outside temperature 70°F
Minimum outside temperature 63°F
Wind speed 12.4mph
Wind temperature 61°F
Precipitation 4.2in
Number of days of rain 5 jour(s)
(17%)
Humidity 86%
Visibility in kilometers 9.44km
Cloud cover 41%
Our opinion cool swimming

Swim elsewhere in New Zealand in december

City Average T° Max. T° Our opinion
Auckland in december66°F68°Fcool swimming
Christchurch in december58°F62°Ffreezing swimming
Dunedin in december55°F59°Ffreezing swimming
Wellington in december61°F64°Fcold swimming
Tauranga in december66°F69°Fcool swimming
Akaroa in december58°F62°Ffreezing swimming
Cathedral Cove in december66°F69°Fcool swimming
Invercargill in december58°F60°Ffreezing swimming
Napier in december65°F68°Fcool swimming
Nelson in december62°F66°Fcold swimming
Stewart Island in december58°F60°Ffreezing swimming
Blenheim in december61°F65°Fcold swimming
Greymouth in december63°F67°Fcold swimming
New Plymouth in december63°F67°Fcool swimming
Picton in december61°F65°Fcold swimming
Timaru in december59°F63°Ffreezing swimming

Swim in New Zealand in december: sea temperature by city

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