Magnetic Island
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Magnetic Island, Australia

The ideal sea water temperature of 29°C (84.2°F) make January the best time for swimming and other water activities in Magnetic Island, Australia.

Sea temperature

In Magnetic Island, the average seawater temperature is 29°C (84.2°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.


In Magnetic Island, the average length of the day in January is 13.1h.

What is the sea water temperature in January in Magnetic Island?

In Magnetic Island, Australia, in January, the average water temperature is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Magnetic Island have in January?

The average length of the day in January in Magnetic Island, Australia, is 13.1h.
Average sea temperature in January - Magnetic Island, Australia
  • Average sea temperature in January: 29°C

The best month for swimming (with the highest average sea temperature) is February (29.2°C).
Coldest months (with the lowest average sea temperature) are July and August (22.8°C).

Average daylight in January - Magnetic Island, Australia
  • Average daylight in January: 13.1h

The month with the longest days is December (Average daylight: 13.3h).
The month with shortest days is June (Average daylight: 11h).