Cairns monthly weather averages

  • Average daytime temperature

    The bar chart below shows the average monthly peak daytime temperatures at Cairns

    Cairns average temperature chart
    Average monthly temperatures in Cairns (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 30.8 30.3 29.6 28.3 26.6 24.8 24.6 25.7 27.1 28.7 30 30.7
    °F 87.4 86.6 85.2 82.9 79.8 76.6 76.4 78.2 80.8 83.7 86 87.2

    Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

  • Average rainfall & rainy days

    The graph below shows the average rainfall and number of rainy days per month.

    Average monthly rainfall in Cairns (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 423 431 442 232 138 72 44 38 39 45 101 188
    inches 16.6 17 17.4 9.1 5.4 2.8 1.7 1.5 1.5 1.8 4 7.4
    Rainy days 13 14 13 10 8 6 6 4 3 4 5 9
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Cairns

    Average daily sunshine Cairns
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 7.1 6.4 6.5 6.8 6.7 7.9 7.6 8.4 8.6 9 8.7 8.2
  • Day / night temperatures

    The graph below shows the daily range of temperatures for each month.

    Maximum and minimum daily temperatures in Cairns (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C 22.9 22.9 22.3 21 19.3 16.8 16.2 16.7 18.1 19.9 21.6 22.6
    Max °C 31 30.5 29.8 28.5 26.8 25 24.9 25.9 27.4 29 30.2 30.9
    Min °F 73.1 73.2 72.1 69.7 66.7 62.2 61.1 62.1 64.5 67.7 70.9 72.6
    Max °F 80.4 80.1 78.8 76.5 73.4 69.6 68.9 70.3 72.9 75.9 78.6 80.1
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Cairns in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 29 29.1 28.6 27.6 26.2 24.9 24.2 24.1 24.9 26.1 27.4 28.4
    °F 84.2 84.4 83.5 81.7 79.1 76.9 75.6 75.5 76.8 78.9 81.3 83.1
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Cairns (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 13 14 17 20 20 19 20 18 18 17 14 14
    mph 8 9 10 13 12 12 13 11 11 11 9 9

    A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

  • Relative humidity

    The graph below shows the average relative humidity.

    Average relative humidity in Cairns
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    69% 72% 71% 70% 70% 66% 65% 63% 60% 60% 63% 65%
Cairns

Other monthly averages

Cairns weather stats

Cairns weather statistics
Hottest month: January 30.8°C 87.4°F
Driest month: August 38mm 1.5ins
Sunniest month: October 9hrs
Coldest month: July 24.6°C 76.3°F
Wettest month: March 442mm 17.4ins
Warmest sea: February 29.1°C 84.4°F
Map showing location of Cairns (-16.92304, 145.76625)

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