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Local Weather

Rottnest Island (31.9954°S, 115.5396°E, 2m AMSL) set as my default location ›

  2. Rottnest Island Local Weather

    32.0°S, 115.54°E
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    Now in Rottnest Island

    Updated at 04:30 WST

    PAST 24 HOURS

    18.0 °C

    Feels like 13.7 °C
    Dew Point
    14.5 °C
    Gusts
    41km/h
    Relative Humidity
    80%
    Pressure
    1013.3hPa
    Wind
    NW 30km/h
    Rainfall
    3.6mm

    Rottnest Island

    Swanbourne

    Garden Island

    Perth

    Rottnest Island Saturday Forecast

    Windy with showers
    Windy with showers
    15 °C
    19 °C
    90%
    10-20mm
    Rottnest Island for Saturday
    Cloudy. Very high chance of rain. The chance of a thunderstorm in the morning and afternoon with possible heavy falls. Light winds becoming N 20 to 30 km/h in the morning then tending NW in the middle of the day. Overnight temperatures falling to around 12 with daytime temperatures reaching between 16 and 19.
    Fire Danger
    No Rating
    DAM LEVELS

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  4. Rottnest Island 48 HOUR FORECAST

    TEMP WIND RAIN CHANCE

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  6. 7 day forecast

    Today: Cloudy. Very high chance of rain. The chance of a thunderstorm in the morning and afternoon with possible heavy falls. Light winds becoming N 20 to 30 km/h in the morning then tending NW in the middle of the day. Overnight temperatures falling to around 12 with daytime temperatures reaching between 16 and 19.

    Forecast for Rottnest Island (31.9954°S, 115.5396°E, 2m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Windy with showers Clearing shower Mostly sunny Mostly sunny Late shower Windy with showers Mostly sunny
    Minimum 15° 12° 12° 11° 14° 14° 10°
    Maximum 19° 17° 17° 19° 20° 17° 15°
    Chance of rain 90% 60% 10% 5% 90% 80% 40%
    Likely amount 10-20mm < 1mm < 1mm < 1mm 5-10mm 1-5mm < 1mm
    UV index Moderate Moderate Moderate Moderate Moderate Moderate Moderate
    Fire Danger Rating No Rating No Rating No Rating No Rating - - -
    Frost risk Nil Nil Nil Nil Nil Nil Nil
      9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm
    Wind speed 35
    (km/h)     		36
    (km/h)     		27
    (km/h)     		22
    (km/h)     		17
    (km/h)     		18
    (km/h)     		23
    (km/h)     		14
    (km/h)     		32
    (km/h)     		41
    (km/h)     		40
    (km/h)     		39
    (km/h)     		22
    (km/h)     		10
    (km/h)
    Wind direction N WNW SW SW N NNW ENE NNE NNE NNW WSW WSW ESE SSE
    Relative humidity 88% 79% 71% 62% 68% 61% 75% 59% 73% 81% 71% 62% 66% 54%
    Dew point 15°C 14°C 9°C 9°C 8°C 8°C 9°C 10°C 11°C 16°C 10°C 8°C 6°C 5°C

  7. Sunrise and sunset times

    Sunrise / Sunset for Rottnest Island (31.9954°S, 115.5396°E, 2m AMSL)
    First light Sunrise Sunset Last light Moon rise Moon set Moon phase Full moon Last quarter New moon First quarter
    6:35am WST 7:01am WST 5:47pm WST 6:12pm WST 5:45pm WST 7:01am WST Full moon Full moon Aug 09 Last quarter Aug 16 New moon Aug 23 First quarter Aug 31

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  9. Tides graph

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  11. Rottnest Island Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Monday
    Aug 04     		9.2 °C 17.0 °C
    3.6 mm
    Tuesday
    Aug 05     		12.0 °C 17.9 °C
    1.2 mm
    Wednesday
    Aug 06     		12.0 °C 18.5 °C
    7.4 mm
    Thursday
    Aug 07     		12.6 °C 20.7 °C
    0.2 mm
    Friday
    Aug 08     		14.4 °C 20.2 °C
    0.0 mm
    Legend

  12. Almanac

    Rottnest Island minimum temp history (31.9954°S, 115.5396°E, 2m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 20.7° 07/08/2025 Coldest this month 9.2° 04/08/2025
    Hottest on record 25.3 15/08/2015 Coldest on record 6.1 10/08/1991
    Hottest this year 39.2° 20/01/2025 Coldest this year 6.0° 28/07/2025
    Long term average 18.0° Long term average 12.4°
    Average this month 18.3° Average this month 12.6°
    Hottest August On Record Avg. max. temp. 19.8° 2014 Coldest August on record Avg. min. temp. 11.4° 1990
    Rottnest Island rainfall history (31.9954°S, 115.5396°E, 2m AMSL)
    RAINFALL
    Wettest This Month 13.2mm 03/08/2025 Total This Month 28.4mm
    6.0 days
    Long Term Average 86.2mm 17.3 days Wettest August on record 126.2mm 1986
    Driest on record 24.8mm 2023

  13. Rottnest Island Year To Date

    Average Rainfall To Aug 456.9mm 78.8 day(s)
    Total For 2025 442.4mm 68.0 day(s)
    Total To This Day 2024 334.8mm 65.0 day(s)
    Wettest Day 41.2mm Jun18
    Lowest Temperature 6.0°C Jul28
    Highest Temperature 39.2°C Jan20

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  2. Warnings

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