Rottnest Island Weather forecast
Saturday 19 July

Shower or two.

Partly cloudy. Slight chance of a shower in the west, near zero chance elsewhere. Light winds becoming north to northwesterly 15 to 20 km/h in the late evening.
Sunday 20 July
13°C → 19°C
Rain. Very windy.
100% chance of rain
10 → 30mm
Cloudy. Very high chance of rain, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon and early evening, possibly severe. Winds northerly 20 to 30 km/h tending northwesterly 30 to 45 km/h in the morning then shifting south to southwesterly 25 to 40 km/h in the evening. Overnight temperatures falling to between 6 and 10 with daytime temperatures reaching between 15 and 19.

UV Alert: Sun protection 11:40am to 1:10pm, UV Index predicted to reach 3 [Moderate]
Monday 21 July
10°C → 16°C
Showers. Wind easing.
90% chance of rain
1 → 6mm
Cloudy. High chance of showers in the west, medium chance elsewhere. Patches of frost inland in the early morning. Winds southeast to southwesterly 15 to 25 km/h tending west to southwesterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 2 and 6 with daytime temperatures reaching around 14.
Tuesday 22 July
12°C → 17°C
Showers.
90% chance of rain
2 → 9mm
Cloudy. Very high chance of showers. Light winds becoming west to northwesterly 15 to 20 km/h during the day then becoming light during the evening. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching between 14 and 17.
Wednesday 23 July
13°C → 18°C
Showers. Windy.
95% chance of rain
6 → 30mm
Cloudy. Very high chance of showers. The chance of a thunderstorm near the coast. Winds northwesterly 20 to 30 km/h turning west to southwesterly 25 to 35 km/h during the afternoon. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching between 14 and 18.
Thursday 24 July
9°C → 15°C
Showers easing. Wind easing.
80% chance of rain
1 → 9mm
Showers easing. Wind easing.
Friday 25 July
10°C → 15°C
Partly cloudy.
20% chance of rain
Partly cloudy.
Saturday 26 July
10°C → 16°C
Mostly sunny.
30% chance of rain
0 → 1mm
Mostly sunny.
Forecast data thanks to © Australian Government Bureau of Meteorology via Bushwalk.com