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Onslow (21.6363°S, 115.1124°E, 3m AMSL) set as my default location ›

  2. Onslow Local Weather

    21.64°S, 115.11°E
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    Now in Onslow

    Updated at 01:00 WST

    PAST 24 HOURS

    25.0 °C

    Feels like 21.1 °C
    Dew Point
    12.6 °C
    Gusts
    32km/h
    Relative Humidity
    46%
    Pressure
    1006.5hPa
    Wind
    SW 24km/h
    Rainfall
    0.0mm

    Onslow Airport

    Barrow Island

    Mardie

    Varanus Is

    Onslow Saturday Forecast

    Windy
    Windy
    22 °C
    36 °C
    5%
    < 1mm
    Onslow for Saturday
    Sunny morning. The chance of a thunderstorm in the E in the afternoon and early evening. Winds NW/SW 15 to 25 km/h tending N/NW 20 to 30 km/h before dawn then tending W/NW 15 to 20 km/h in the late evening. Overnight temperatures falling to the low to mid 20s with daytime temperatures reaching 38 to 44.
    Fire Danger
    High
    DAM LEVELS

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  4. Onslow 48 HOUR FORECAST

    TEMP WIND RAIN CHANCE

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  6. 7 day forecast

    Today: Sunny morning. The chance of a thunderstorm in the E in the afternoon and early evening. Winds NW/SW 15 to 25 km/h tending N/NW 20 to 30 km/h before dawn then tending W/NW 15 to 20 km/h in the late evening. Overnight temperatures falling to the low to mid 20s with daytime temperatures reaching 38 to 44.

    Forecast for Onslow (21.6363°S, 115.1124°E, 3m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Windy Mostly sunny Mostly sunny Sunny Mostly sunny Mostly sunny Mostly sunny
    Minimum 22° 23° 23° 24° 25° 26° 26°
    Maximum 36° 31° 32° 36° 38° 39° 39°
    Chance of rain 5% 30% 30% 5% 5% 5% 5%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm
    UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme
    Fire Danger Rating High High High High - - -
    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 20
    (km/h)     		37
    (km/h)     		17
    (km/h)     		29
    (km/h)     		13
    (km/h)     		30
    (km/h)     		14
    (km/h)     		33
    (km/h)     		17
    (km/h)     		36
    (km/h)     		18
    (km/h)     		36
    (km/h)     		24
    (km/h)     		32
    (km/h)
    Wind direction SW WNW NNW NNW NNE NW SW WNW WSW WNW SW W SSW WSW
    Relative humidity 29% 49% 59% 65% 64% 63% 51% 54% 47% 51% 39% 42% 31% 33%
    Dew point 11°C 20°C 20°C 21°C 21°C 22°C 20°C 22°C 21°C 24°C 18°C 22°C 14°C 18°C

  7. Sunrise and sunset times

    Sunrise / Sunset for Onslow (21.6363°S, 115.1124°E, 3m AMSL)
    First light Sunrise Sunset Last light Moon rise Moon set Moon phase Full moon Last quarter New moon First quarter
    5:03am WST 5:28am WST 6:48pm WST 7:12pm WST 12:58pm WST 12:52am WST Waxing gibbous Full moon Dec 05 Last quarter Dec 12 New moon Dec 20 First quarter Dec 28

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  9. Tides graph

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  11. Onslow Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Monday
    Nov 24     		21.5 °C 37.6 °C
    0.0 mm
    Tuesday
    Nov 25     		21.5 °C 41.0 °C
    0.0 mm
    Wednesday
    Nov 26     		24.2 °C 41.4 °C
    0.0 mm
    Thursday
    Nov 27     		23.9 °C 37.7 °C
    0.0 mm
    Friday
    Nov 28     		22.1 °C 35.9 °C
    0.0 mm
    Legend

  12. Almanac

    Onslow minimum temp history (21.6363°S, 115.1124°E, 3m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 41.4° 26/11/2025 Coldest this month 18.5° 05/11/2025
    Hottest on record 44.8 27/11/2007 Coldest on record 13.1 09/11/1962
    Hottest this year 45.7° 03/03/2025 Coldest this year 9.1° 26/07/2025
    Long term average 34.4° Long term average 20.2°
    Average this month 33.2° Average this month 21.1°
    Hottest November On Record Avg. max. temp. 38.3° 1957 Coldest November on record Avg. min. temp. 18.2° 1971
    Onslow rainfall history (21.6363°S, 115.1124°E, 3m AMSL)
    RAINFALL
    Wettest This Month 0.0mm 01/11/2025 Total This Month 0.0mm
    0.0 days
    Long Term Average 2.6mm 0.5 days Wettest November on record 60.2mm 1949
    Driest on record 0.0mm 2024

  13. Onslow Year To Date

    Average Rainfall To Nov 299.3mm 32.9 day(s)
    Total For 2025 280.2mm 48.0 day(s)
    Total To This Day 2024 103.2mm 35.0 day(s)
    Wettest Day 78.0mm Jan20
    Lowest Temperature 9.1°C Jul26
    Highest Temperature 45.7°C Mar 3

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  2. Warnings

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