Weather information for Perth: 7 day weather forecast

Effective as of 4:00 PM Saturday December 18 2021

View the latest severe weather warnings from BOM at http://www.bom.gov.au/wa/warnings/ .

Explanatory notes:

A weak cold frontal passage brings some showers early this evening with fine conditions developing thereafter as the subtropical high pressure ridge builds to the south.

Afternoon sea breezes with the west coast trough inland. The west coast trough likely deepens near of off the west coast towards the end of the forecast period/ towards Christmas but still plenty of uncertainty on the details and on maximum temperatures during the Christmas period with variation between models and model ensembles.

Saturday December 18:

City:

16-23 Degrees Celsius

Shower or two.

Chance of any rain:70%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A high(70%) chance of showers.Winds westerly at 10-20 km/h increasing to 20-30 km/h in the morning, shifting southwesterly and easing to 10-25 km/h by night.

Sunday December 19:

City:

12-26 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.Light winds tending south-southwesterly at 20-30 km/h in the afternoon and evening becoming south-southeasterly at 10-20 km/h later at night.

Monday December 20:

City:

14-31 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

High clouds (mostly sunny).Light winds becoming south-southwesterly at 20-30 km/h by afternoon easing to 10-20 km/h at night.

Tuesday December 21:

City:

17-30 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.Winds south-southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h in the afternoon and evening

Wednesday December 22:

City:

18-32 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds south-southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h in the afternoon.

Thursday December 23:

City:

20-34 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.Light winds becoming south-southwesterly at 20-30 km/h by afternoon.

Friday December 24:

City:

20-35 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds south-southeasterly at 10-20 km/h tending south-southwesterly at 15-25 km/h in the afternoon becoming east-southeasterly at 20-30 km/h at night.

Saturday December 25:

City: