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Local Weather

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 14:00 WST

    PAST 24 HOURS

    30.7 °C

    Feels like 27.8 °C
    Dew Point
    17.7 °C
    Gusts
    33km/h
    Relative Humidity
    45%
    Pressure
    1009.0hPa
    Wind
    NW 28km/h
    Rainfall
    0.0mm

    Onslow Airport

    Barrow Island

    Mardie

    Varanus Is

    Onslow Wednesday Forecast

    Sunny
    Sunny
    21 °C
    35 °C
    5%
    < 1mm
    Onslow for Wednesday
    Mostly sunny. Slight chance of a shower in the far E, near zero chance elsewhere. The chance of a thunderstorm in the E. Winds NW/NE 15 to 25 km/h tending NW/SW 15 to 20 km/h in the late evening.
    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: Mostly sunny. Slight chance of a shower in the far E, near zero chance elsewhere. The chance of a thunderstorm in the E. Winds NW/NE 15 to 25 km/h tending NW/SW 15 to 20 km/h in the late evening.

    Forecast for Onslow (21.6363°S, 115.1124°E, 3m AMSL)
      Wed Thu Fri Sat Sun Mon Tue
    Summary Sunny Sunny Sunny Mostly sunny Mostly sunny Mostly sunny Sunny
    Minimum 21° 20° 22° 22° 20° 18° 21°
    Maximum 35° 37° 37° 38° 35° 35° 36°
    Chance of rain 5% 5% 5% 10% 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 28
    (km/h)     		31
    (km/h)     		19
    (km/h)     		28
    (km/h)     		12
    (km/h)     		33
    (km/h)     		24
    (km/h)     		32
    (km/h)     		34
    (km/h)     		31
    (km/h)     		34
    (km/h)     		28
    (km/h)     		17
    (km/h)     		32
    (km/h)
    Wind direction SSW WNW S WNW SSW W SSW W SSW WSW SSW SW S WNW
    Relative humidity 39% 39% 23% 32% 26% 33% 26% 26% 43% 31% 34% 25% 19% 34%
    Dew point 13°C 17°C 7°C 15°C 11°C 16°C 10°C 13°C 14°C 14°C 9°C 11°C 5°C 15°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 New moon First quarter Full moon Last quarter
    5:26am WST 5:49am WST 6:23pm WST 6:45pm WST 1:53am WST 1:02pm WST Waning crescent New moon Oct 21 First quarter Oct 30 Full moon Nov 06 Last quarter Nov 12

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  9. Tides graph

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  11. Onslow Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Saturday
    Oct 11     		20.9 °C 38.6 °C
    0.0 mm
    Sunday
    Oct 12     		21.1 °C 37.5 °C
    0.0 mm
    Monday
    Oct 13     		22.9 °C 43.3 °C
    0.0 mm
    Tuesday
    Oct 14     		24.3 °C 42.4 °C
    0.0 mm
    Wednesday
    Oct 15     		20.9 °C 36.2 °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 43.3° 13/10/2025 Coldest this month 17.0° 02/10/2025
    Hottest on record 46.0 22/10/2002 Coldest on record 11.5 06/10/1968
    Hottest this year 45.7° 03/03/2025 Coldest this year 9.1° 26/07/2025
    Long term average 33.0° Long term average 18.1°
    Average this month 35.8° Average this month 20.9°
    Hottest October On Record Avg. max. temp. 37.2° 2015 Coldest October on record Avg. min. temp. 15.5° 1964
    Onslow rainfall history (21.6363°S, 115.1124°E, 3m AMSL)
    RAINFALL
    Wettest This Month 0.2mm 04/10/2025 Total This Month 0.2mm
    1.0 days
    Long Term Average 0.7mm 0.6 days Wettest October on record 15.0mm 2008
    Driest on record 0.0mm 2023

  13. Onslow Year To Date

    Average Rainfall To Oct 296.6mm 32.4 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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