Merredin monthly weather averages

Average daytime temperature

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

Merredin average temperature chart (Celsius) Merredin average temperature chart (Fahrenheit)
Average monthly temperatures in Merredin (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 33.6 32.7 29.8 24.8 20.1 16.8 15.7 16.9 20.1 24.2 28.1 31.8
°F 92.4 90.8 85.6 76.7 68.1 62.2 60.3 62.4 68.2 75.5 82.6 89.2

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.

Merredin monthly rainfall chart (mm) Merredin monthly rainfall chart (inches)
Average monthly rainfall in Merredin (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 17 19 19 24 43 54 46 36 24 16 16 13
inches 0.7 0.8 0.7 1 1.7 2.1 1.8 1.4 0.9 0.6 0.6 0.5
Rainy days 4 6 7 9 12 14 16 14 12 10 5 5

Average annual rainfall in Merredin: 413.333mm (162.7 inches)

Average daily sunshine

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

Merredin average daily sunshine chart
Average daily sunshine Merredin
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 11.4 10.2 9 7.2 6.3 5.7 6.1 7.2 8.3 9.1 10 11.2

Day / night temperatures

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

Merredin average minimum / maximum temperatures (Celsius) Merredin average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Merredin (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.5 17.6 15.7 12.3 8.5 6.6 5.3 5.3 6.6 9.3 12.7 15.6
Max °C 34 33.1 30.2 25.2 20.4 17 16 17.2 20.5 24.6 28.5 32.2
Min °F 63.4 63.6 60.2 54.1 47.2 43.9 41.5 41.5 43.8 48.7 54.9 60.1
Max °F 78.3 77.5 73.2 65.7 57.9 53.2 51.1 52.2 56.3 62.4 69.1 75

Sea temperature

The graph below shows the average sea temperature.

Merredin average sea temperature chart (Celsius) Merredin average sea temperature chart (Fahrenheit)
Average sea temperature around Merredin in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 21.8 22.5 22.7 22.3 21.6 20.5 19.4 18.7 18.5 18.9 19.7 20.7
°F 71.2 72.4 72.8 72.2 70.8 68.9 66.9 65.6 65.3 65.9 67.5 69.3

Wind speed

The graph below shows the average wind speed.

Merredin average winspeed by month (km/h) Merredin average winspeed by month (mph)
Average wind speed in Merredin (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 12 11 10 10 10 10 10 12 13 13 12
mph 7 7 7 6 6 6 6 7 7 8 8 7

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.

Merredin relative humidity averages
Average relative humidity in Merredin
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
39% 42% 44% 52% 59% 66% 66% 61% 54% 47% 43% 40%

Other monthly averages

UV index Best time to go?

Merredin weather stats

Merredin weather statistics
Hottest month: January 33.6°C 92.5°F
Driest month: December 13mm 0.5ins
Sunniest month: January 11.4hrs
Coldest month: July 15.7°C 60.3°F
Wettest month: June 54mm 2.1ins
Warmest sea: March 22.7°C 72.9°F
Map showing location of Merredin (-31.48094, 118.27448) Merredin map pin © Google

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