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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 15:30 WST

    PAST 24 HOURS

    17.0 °C

    Feels like 9.7 °C
    Dew Point
    13.1 °C
    Gusts
    56km/h
    Relative Humidity
    78%
    Pressure
    1005.1hPa
    Wind
    NW 43km/h
    Rainfall
    6.6mm

    Rottnest Island

    Swanbourne

    Garden Island

    Perth

    Rottnest Island Saturday Forecast

    Windy with rain
    Windy with rain
    15 °C
    19 °C
    90%
    10-20mm
    Rottnest Island for Saturday
    Cloudy. Very high chance of rain, easing to showers in the evening. The chance of a thunderstorm near the coast in the morning, possibly severe. Heavy falls possible. Winds N 25 to 35 km/h turning W/NW in the late morning. Daytime maximum temperatures between 14 and 18.
    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, easing to showers in the evening. The chance of a thunderstorm near the coast in the morning, possibly severe. Heavy falls possible. Winds N 25 to 35 km/h turning W/NW in the late morning. Daytime maximum temperatures between 14 and 18.

    Forecast for Rottnest Island (31.9954°S, 115.5396°E, 2m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Windy with rain Possible thunderstorm Showers Showers Mostly sunny Mostly sunny Possible shower
    Minimum 15° 13° 12° 12° 11° 11° 13°
    Maximum 19° 17° 16° 17° 17° 19° 19°
    Chance of rain 90% 90% 90% 80% 10% 10% 70%
    Likely amount 10-20mm 5-10mm 1-5mm 1-5mm < 1mm < 1mm 5-10mm
    UV index Moderate Low 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 24
    (km/h)     		39
    (km/h)     		62
    (km/h)     		62
    (km/h)     		23
    (km/h)     		29
    (km/h)     		19
    (km/h)     		20
    (km/h)     		21
    (km/h)     		13
    (km/h)     		32
    (km/h)     		25
    (km/h)     		34
    (km/h)     		30
    (km/h)
    Wind direction WNW NW W WSW SW W SW SSW E SE NE NE N NNW
    Relative humidity 89% 80% 74% 66% 65% 63% 74% 73% 87% 66% 74% 56% 71% 72%
    Dew point 14°C 14°C 10°C 9°C 7°C 8°C 10°C 11°C 11°C 10°C 9°C 9°C 10°C 13°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
    6:41am WST 7:07am WST 5:42pm WST 6:08pm WST 11:31am WST 12:57am WST Waxing gibbous 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
    Tuesday
    Jul 29     		9.1 °C 14.3 °C
    1.2 mm
    Wednesday
    Jul 30     		9.7 °C 17.1 °C
    0.0 mm
    Thursday
    Jul 31     		11.1 °C 19.0 °C
    0.0 mm
    Friday
    Aug 01     		13.7 °C 20.2 °C
    0.0 mm
    Saturday
    Aug 02     		15.1 °C 19.5 °C
    2.8 mm
    Legend

  12. Almanac

    Rottnest Island minimum temp history (31.9954°S, 115.5396°E, 2m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 20.2° 01/08/2025 Coldest this month 13.7° 01/08/2025
    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 19.9° Average this month 14.4°
    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 2.8mm 02/08/2025 Total This Month 2.8mm
    1.0 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 416.8mm 63.0 day(s)
    Total To This Day 2024 318.8mm 63.0 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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