Wanneroo monthly weather averages

Contents

Average daytime temperature

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

Wanneroo average temperature chart (Celsius) Wanneroo average temperature chart (Fahrenheit)
Average monthly temperatures in Wanneroo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.3 30.6 28.4 24.5 21.2 18.8 17.7 18 19.7 22 24.7 27.7
°F 86.5 87.1 83.2 76.1 70.2 65.8 63.9 64.5 67.4 71.5 76.5 81.8

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.

Wanneroo monthly rainfall chart (mm) Wanneroo monthly rainfall chart (inches)
Average monthly rainfall in Wanneroo (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 7 16 13 41 101 157 152 104 63 44 23 10
inches 0.3 0.6 0.5 1.6 4 6.2 6 4.1 2.5 1.7 0.9 0.4
Rainy days 3 5 6 8 11 14 15 13 10 8 4 4

Average annual rainfall in Wanneroo: 814.9mm (320.8 inches)

Average daily sunshine

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

Wanneroo average daily sunshine chart
Average daily sunshine Wanneroo
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 12 11 9.5 7.5 6.3 5.6 6 7.1 8.1 9.1 10.3 11.7

Day / night temperatures

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

Wanneroo average minimum / maximum temperatures (Celsius) Wanneroo average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Wanneroo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 18.2 18.7 17.1 14.5 12 10.6 9.5 9.4 10.3 11.8 14 16.3
Max °C 30.6 30.9 28.7 24.8 21.5 19 18 18.3 19.9 22.2 25 28
Min °F 64.8 65.7 62.8 58 53.5 51.1 49 48.8 50.5 53.2 57.2 61.3
Max °F 75.9 76.6 73.2 67.3 62.1 58.6 56.7 56.8 59.2 62.6 67.1 71.8

Sea temperature

The graph below shows the average sea temperature.

Wanneroo average sea temperature chart (Celsius) Wanneroo average sea temperature chart (Fahrenheit)
Average sea temperature around Wanneroo in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 21.7 22.4 22.7 22.5 22 21.2 20.1 19.3 19.1 19.2 19.8 20.8
°F 71 72.2 72.8 72.5 71.6 70.1 68.2 66.8 66.3 66.5 67.7 69.4

Wind speed

The graph below shows the average wind speed.

Wanneroo average winspeed by month (km/h) Wanneroo average winspeed by month (mph)
Average wind speed in Wanneroo (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 21 20 18 16 16 17 17 17 17 19 20 20
mph 13 13 11 10 10 11 11 11 11 12 12 12

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.

Wanneroo relative humidity averages
Average relative humidity in Wanneroo
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
41% 43% 46% 55% 62% 70% 70% 67% 62% 54% 48% 44%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Wanneroo weather stats

Wanneroo weather statistics
Hottest month: February 30.6°C 87.1°F
Driest month: January 7mm 0.3ins
Sunniest month: January 12hrs
Coldest month: July 17.7°C 63.9°F
Wettest month: June 157mm 6.2ins
Warmest sea: March 22.7°C 72.9°F
Map showing location of Wanneroo (-31.75, 115.8) Wanneroo map pin © Google

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