layÂ·oÂ·ver. (lÄâ²Åâ²vÉr) n. A short stop or break in a journey, usually imposed by scheduling requirements, as of airline flights. layover. (ËleÉªËÉÊvÉ) n. US a break in a journey, esp while waiting for a connection.
Perth: Annual Weather Averages. January is the hottest month in Perth with an average temperature of 25Â°C (76Â°F) and the coldest is July at 13Â°C (55Â°F) with the most daily sunshine hours at 13 in January. The wettest month is June with an average of 140mm of rain.anuary is the hottest month in Perth with an average temperature of 25Â°C (76Â°F) and the coldest is July at 13Â°C (55Â°F) with the most daily sunshine hours at 13 in January. The wettest month is June with an average of 140mm of rain.
1 According to the Holdridge life zones system of bioclimatic classification Onslow, Western Australia is situated in or near the subtropical desert scrub biome. 2  The average temperature is 25.2 degrees Celsius (77.3 degrees Fahrenheit).3  See the temperatures page for a monthly breakdown and the fixed scale graph. Average monthly temperatures vary by 11.5 Â°C (20.7Â°F). 2  This indicates that the continentality type is oceanic, subtype truly oceanic. 3  Total annual Precipitation averages 430.6 mm (17 inches) which is equivalent to 430.6 Litres/m (10.56 Gallons/ft).