Swimming in Stewart Island in december 2024: Average sea temperature in december and tide times in december 2024

Average sea temperature in Stewart Island in december 2024.

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

Minimum: 55°F

Average: 58°F

Maximum: 60°F

Other useful seasonal weather averages in december:

  • Outside temperature: 51°F to 62°F
  • Most common weather: "Moderate rain at times"
  • The wind blows at 5.6mph
  • It rains a total of 5.4in, over 8 day(s).

Should we swim in Stewart Island in december?

No... The water temperature in Stewart Island in december is freezing

You won't be able to swim in Stewart Island in december! The water temperature is freezing, reaching as low as 55°F (and only 60°F at best)! Our advice: if you are going to Stewart Island this month, plan to sightsee and forget the beach!

Note also that in december, the climate is good with an average outside temperature of 57°F, 5.4in of precipitation (over 8 days) and 87.59 % humidity.

Water and normal seasonal temperatures in Stewart Island in december

December
Average sea temperature 58°F
Minimum sea temperature 55°F
Maximum sea temperature 60°F
Average outside temperature 58°F
Maximum outside temperature 63°F
Minimum outside temperature 52°F
Wind speed 13.7mph
Wind temperature 49°F
Precipitation 5.4in
Number of days of rain 8 jour(s)
(26%)
Humidity 88%
Visibility in kilometers 8.91km
Cloud cover 49%
Our opinion freezing swimming

Chart of the tides in december 2024

Tide times in december 2024 in Stewart Island

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
Waiheke Island in december66°F68°Fcool 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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