Rottnest Island Forecast

View the current warnings for Western Australia

Forecast issued at 4:20 pm WST on Saturday 24 May 2025.

Forecast for the rest of Saturday

Summary
Shower or two.
Chance of any rain: 70%

Perth area

Mostly cloudy. Medium chance of showers. Light winds.

Sun protection recommended from 12:00 pm to 1:00 pm, UV Index predicted to reach 3 [Moderate]

Sunday 25 May

Summary
Min 14
Max 21
Showers.
Possible rainfall: 2 to 7 mm
Chance of any rain: 90%

Perth area

Cloudy. Very high chance of showers, most likely in the morning and early afternoon. Winds north to northwesterly 15 to 20 km/h tending northwest to southwesterly in the morning then tending southeast to southwesterly in the middle of the day.

Fire Danger
Swan Coastal North: Moderate
Swan Inland North: Moderate
Swan Coastal South: Moderate
Swan Inland South: Moderate

Sun protection recommended from 11:40 am to 12:50 pm, UV Index predicted to reach 3 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Showers. Perth 10 19
Showers. Joondalup 13 20
Showers. Scarborough 12 20
Showers. Fremantle 12 20
Showers clearing. Rockingham 13 19
Showers. Midland 9 19
Showers. Kalamunda 9 18
Showers clearing. Armadale 9 19
Showers. Swanbourne 12 20
Showers. Rottnest Island 14 21
Showers easing. Mandurah 13 19

Monday 26 May

Summary
Min 12
Max 19
Partly cloudy.
Chance of any rain: 10%

Perth area

Partly cloudy. The chance of frost about the hills in the early morning. Light winds becoming east to southeasterly 15 to 25 km/h in the early morning then becoming light in the late afternoon.

Sun protection not recommended, UV Index predicted to reach 2 [Low]

Tuesday 27 May

Summary
Min 13
Max 21
Sunny.
Chance of any rain: 5%

Perth area

Sunny. Winds easterly 20 to 30 km/h.

Sun protection recommended from 11:10 am to 1:10 pm, UV Index predicted to reach 3 [Moderate]

Wednesday 28 May

Summary
Min 13
Max 23
Mostly sunny.
Chance of any rain: 5%

Perth area

Mostly sunny. Winds easterly 20 to 30 km/h.

Thursday 29 May

Summary
Min 15
Max 24
Sunny.
Chance of any rain: 20%

Perth area

Mostly sunny. Slight chance of a shower. Winds easterly 20 to 25 km/h turning northeasterly 20 to 30 km/h during the morning.

Friday 30 May

Summary
Min 17
Max 23
Shower or two. Wind easing.
Possible rainfall: 0 to 5 mm
Chance of any rain: 60%

Perth area

Partly cloudy. Medium chance of showers, most likely later in the day. Winds northeasterly 20 to 30 km/h tending northerly during the day.

Saturday 31 May

Summary
Min 17
Max 23
Shower or two.
Possible rainfall: 0 to 9 mm
Chance of any rain: 70%

Perth area

Partly cloudy. High chance of showers. Winds north to northeasterly 15 to 20 km/h turning northwesterly 15 to 25 km/h during the morning.

The next routine forecast will be issued at 4:40 am WST Sunday.

Product derived from IDW14199 and IDW12300