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Climate History

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

  1. Last 7 days

    Recently climate history in Rottnest Island (31.9954°S, 115.5396°E, 2m AMSL)
      Tue Wed Thu Fri Sat Sun Mon
    Min Max 14.9° 17.8° 14.2° 19.0° 12.2° 17.7° 12.1° 16.8° 12.4° 19.0° 12.7° 16.9° 8.1° 12.3°
    Rainfall 5.0mm 16.2mm 6.2mm 4.4mm 3.6mm 5.4mm 12.6mm

  2. Max temp history

    Rottnest Island maximum temp history (31.9954°S, 115.5396°E, 2m AMSL)
    Hottest ever this month 25.3° 15/08/2015
    Hottest this year 39.2° 20/01/2025
    Hottest this month 22.4° 13/08/2025
    Long term average 18.0°  
    Average this month 18.2°  
    Hottest August on record Avg. max. temp. 19.8° 2014

  3. Min temp history

    Rottnest Island minimum temp history (31.9954°S, 115.5396°E, 2m AMSL)
    Coldest ever 6.1° 10/08/1991
    Coldest this year 6.0° 28/07/2025
    Coldest this month 8.1° 25/08/2025
    Long term average 12.4°  
    Average this month 12.6°  
    Coldest August on record Avg. min. temp. 11.4° 1990

  4. Mean rainfall and temperature

    Mean rainfall and temperature

  1. Rainfall history

    Rottnest Island rainfall history (31.9954°S, 115.5396°E, 2m AMSL)
    Wettest this year 41.2mm 18/06/2025
    Wettest this month 16.2mm 20/08/2025
    Driest this year 0.0mm 01/01/2025
    Driest this month 0.0mm 01/08/2025
    Total to August 515.2mm 80.0 days
    Total this month 101.2mm 18.0 days
    YTD average rainfall 459.1mm 78.8 days
    Long term average 86.2mm 17.3 days
    Wettest August 126.2mm 2014