December weather forecast and climate
Cairns, Australia

What are the warmest months in Cairns?

Warmest months in Cairns, Australia, are January, February and December, with an average high-temperature of 31°C (87.8°F).

What is the temperature in December in Cairns?

In Cairns, in December, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23°C (73.4°F).

How much does it rain in Cairns in December?

In December, in Cairns, Australia, the rain falls for 9 days. Throughout December, 188mm (7.4") of precipitation is accumulated.
Average temperature in December - Cairns, Australia
  • Average high temperature in December: 31°C

Warmest months (with the highest average high temperature) are January, February and December (31°C).
Months with the lowest average high temperature are June and July (25°C).

  • Average low temperature in December: 23°C

Months with the highest average low temperature are January, February and December (23°C).
The coldest month (with the lowest average low temperature) is July (16°C).

Average rainfall in December - Cairns, Australia
  • Average rainfall in December: 188mm

The wettest month (with the highest rainfall) is March (442mm).
The driest month (with the lowest rainfall) is August (38mm).

Average rainfall days in December - Cairns, Australia
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is February (14 days).
The month with the lowest number of rainy days is September (3 days).

Average sea temperature in December - Cairns, Australia
  • Average sea temperature in December: 29°C

The best month for swimming (with the highest average sea temperature) is January (29.5°C).
The coldest month (with the lowest average sea temperature) is July (23.8°C).

Average daylight in December / Average sunshine in December - Cairns, Australia
  • Average daylight in December: 13.1h

The month with the longest days is December (Average daylight: 13.1h).
The month with shortest days is June (Average daylight: 11.1h).

  • Average sunshine in December: 8h

The month with most sunshine is October (Average sunshine: 9h).
Months with least sunshine are February, March, April and May (Average sunshine: 6).

Average UV index in December - Cairns, Australia
  • Average UV index in December: 12

Months with the highest UV index are January, February, March, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 7).

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