Swimming in Stewart Island in april 2025: Average sea temperature in april and tide times in april 2025

Average sea temperature in Stewart Island in april 2025.

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

Minimum: 55°F

Average: 57°F

Maximum: 58°F

Other useful seasonal weather averages in april:

  • Outside temperature: 49°F to 58°F
  • Most common weather: "Moderate rain at times"
  • The wind blows at 4.4mph
  • It rains a total of 5.3in, over 9 day(s).

Should we swim in Stewart Island in april?

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

You won't be able to swim in Stewart Island in april! The water temperature is freezing, reaching as low as 55°F (and only 58°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 april, the climate is tolerable with an average outside temperature of 53°F, 5.3in of precipitation (over 9 days) and 86.82 % humidity.

Water and normal seasonal temperatures in Stewart Island in april

April
Average sea temperature 57°F
Minimum sea temperature 55°F
Maximum sea temperature 58°F
Average outside temperature 54°F
Maximum outside temperature 59°F
Minimum outside temperature 50°F
Wind speed 13.7mph
Wind temperature 45°F
Precipitation 5.3in
Number of days of rain 9 jour(s)
(30%)
Humidity 87%
Visibility in kilometers 8.87km
Cloud cover 52%
Our opinion freezing swimming

Chart of the tides in april 2025

Tide times in april 2025 in Stewart Island

Swim elsewhere in New Zealand in april

City Average T° Max. T° Our opinion
Auckland in april68°F70°Fcool swimming
Christchurch in april57°F59°Ffreezing swimming
Dunedin in april54°F55°Ffreezing swimming
Wellington in april60°F63°Fcold swimming
Tauranga in april68°F70°Fcool swimming
Akaroa in april57°F59°Ffreezing swimming
Cathedral Cove in april68°F70°Fcool swimming
Invercargill in april57°F59°Ffreezing swimming
Napier in april65°F67°Fcool swimming
Nelson in april62°F65°Fcold swimming
Waiheke Island in april68°F70°Fcool swimming
Blenheim in april61°F63°Fcold swimming
Greymouth in april61°F64°Fcold swimming
New Plymouth in april65°F68°Fcool swimming
Picton in april61°F63°Fcold swimming
Timaru in april58°F60°Ffreezing swimming

Swim in New Zealand in april: sea temperature by city

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