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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 21:40 WST

    PAST 24 HOURS

    25.8 °C

    Feels like 27.7 °C
    Dew Point
    21.5 °C
    Gusts
    15km/h
    Relative Humidity
    77%
    Pressure
    1015.4hPa
    Wind
    N 13km/h
    Rainfall
    0.0mm

    Onslow Airport

    Thevenard Island

    Barrow Island

    Mardie

    Onslow Saturday Forecast

    Sunny
    Sunny
    21 °C
    34 °C
    5%
    < 1mm
    Onslow for Saturday
    Sunny. Winds E/SE 15 to 25 km/h tending E/NE 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 14 and 19 with daytime temperatures reaching 30 to 35.
    Fire Danger
    Moderate
    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. Winds E/SE 15 to 25 km/h tending E/NE 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 14 and 19 with daytime temperatures reaching 30 to 35.

    Forecast for Onslow (21.6363°S, 115.1124°E, 3m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Sunny Mostly sunny Mostly cloudy Mostly sunny Mostly sunny Sunny Sunny
    Minimum 21° 20° 21° 22° 21° 21° 20°
    Maximum 34° 33° 36° 36° 36° 35° 34°
    Chance of rain 5% 10% 5% 5% 5% 5% 5%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm
    UV index Very High High High High High High High
    Fire Danger Rating Moderate Moderate Moderate Moderate - - -
    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 14
    (km/h)     		22
    (km/h)     		12
    (km/h)     		19
    (km/h)     		16
    (km/h)     		16
    (km/h)     		16
    (km/h)     		22
    (km/h)     		19
    (km/h)     		24
    (km/h)     		21
    (km/h)     		25
    (km/h)     		19
    (km/h)     		22
    (km/h)
    Wind direction SSE N S NW SSE N SE N E N ESE NNE SE N
    Relative humidity 49% 35% 51% 34% 42% 32% 36% 33% 47% 32% 41% 34% 51% 33%
    Dew point 16°C 15°C 15°C 14°C 13°C 15°C 13°C 15°C 17°C 15°C 14°C 15°C 16°C 14°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 First quarter Full moon Last quarter New moon
    6:15am WST 6:38am WST 5:55pm WST 6:18pm WST 12:14pm WST 11:14pm WST Waxing crescent First quarter May 04 Full moon May 13 Last quarter May 20 New moon May 27

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  9. Tides graph

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  11. Onslow Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Monday
    Apr 28     		21.0 °C 33.0 °C
    0.0 mm
    Tuesday
    Apr 29     		21.8 °C 33.7 °C
    0.0 mm
    Wednesday
    Apr 30     		19.9 °C 34.5 °C
    0.0 mm
    Thursday
    May 01     		20.0 °C 32.8 °C
    0.0 mm
    Friday
    May 02     		19.5 °C 33.2 °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 33.2° 02/05/2025 Coldest this month 19.5° 02/05/2025
    Hottest on record 38.8 01/05/2013 Coldest on record 7.5 22/05/1944
    Hottest this year 45.7° 03/03/2025 Coldest this year 19.5° 02/05/2025
    Long term average 29.4° Long term average 17.4°
    Average this month 33.0° Average this month 19.8°
    Hottest May On Record Avg. max. temp. 32.0° 2012 Coldest May on record Avg. min. temp. 14.8° 2000
    Onslow rainfall history (21.6363°S, 115.1124°E, 3m AMSL)
    RAINFALL
    Wettest This Month 0.0mm 01/05/2025 Total This Month 0.0mm
    0.0 days
    Long Term Average 50.9mm 4.5 days Wettest May on record 236.7mm 1942
    Driest on record 0.0mm 2023

  13. Onslow Year To Date

    Average Rainfall To May 224.1mm 18.4 day(s)
    Total For 2025 224.0mm 21.0 day(s)
    Total To This Day 2024 24.2mm 7.0 day(s)
    Wettest Day 78.0mm Jan20
    Lowest Temperature 19.5°C May 2
    Highest Temperature 45.7°C Mar 3

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  2. Warnings

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