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Derby (17.3048°S, 123.6325°E, 10m AMSL) set as my default location ›

  2. Derby Local Weather

    17.3°S, 123.63°E
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    Now in Derby

    Updated at 04:40 WST

    PAST 24 HOURS

    26.0 °C

    Feels like 29.7 °C
    Dew Point
    22.1 °C
    Gusts
    7km/h
    Relative Humidity
    79%
    Pressure
    1009.8hPa
    Wind
    S 6km/h
    Rainfall
    0.0mm

    Derby

    Curtin

    Yampi Sound (Defence)

    Lombadina

    Derby Thursday Forecast

    Mostly sunny
    Mostly sunny
    25 °C
    40 °C
    5%
    < 1mm
    Derby for Thursday
    Sunny. The chance of fog in the NW early this morning. Light winds becoming NE/SE 15 to 25 km/h in the middle of the day then tending NW/SW 15 to 20 km/h in the evening. Daytime maximum temperatures 38 to 43.
    Fire Danger
    Moderate
    DAM LEVELS

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  4. Derby 48 HOUR FORECAST

    TEMP WIND RAIN CHANCE

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  6. 7 day forecast

    Today: Sunny. The chance of fog in the NW early this morning. Light winds becoming NE/SE 15 to 25 km/h in the middle of the day then tending NW/SW 15 to 20 km/h in the evening. Daytime maximum temperatures 38 to 43.

    Forecast for Derby (17.3048°S, 123.6325°E, 10m AMSL)
      Thu Fri Sat Sun Mon Tue Wed
    Summary Mostly sunny Mostly sunny Sunny Windy Mostly sunny Possible shower Possible shower
    Minimum 25° 26° 26° 26° 26° 27° 27°
    Maximum 40° 40° 40° 39° 38° 38° 38°
    Chance of rain 5% 5% 5% 5% 20% 80% 90%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm 10-20mm 10-20mm
    UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme
    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 10
    (km/h)     		27
    (km/h)     		12
    (km/h)     		24
    (km/h)     		11
    (km/h)     		32
    (km/h)     		15
    (km/h)     		33
    (km/h)     		19
    (km/h)     		36
    (km/h)     		17
    (km/h)     		35
    (km/h)     		14
    (km/h)     		29
    (km/h)
    Wind direction WNW NNW W NW W NNW NW N NW N NNW N NNW NNW
    Relative humidity 56% 34% 52% 34% 55% 44% 58% 47% 58% 53% 61% 51% 66% 50%
    Dew point 23°C 19°C 22°C 20°C 23°C 23°C 23°C 24°C 24°C 25°C 24°C 24°C 25°C 24°C

  7. Sunrise and sunset times

    Sunrise / Sunset for Derby (17.3048°S, 123.6325°E, 10m AMSL)
    First light Sunrise Sunset Last light Moon rise Moon set Moon phase Full moon Last quarter New moon First quarter
    4:38am WST 5:02am WST 6:09pm WST 6:32pm WST 5:32pm WST 3:50am 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. Derby Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Saturday
    Nov 29     		26.5 °C 38.7 °C
    0.0 mm
    Sunday
    Nov 30     		26.8 °C 39.8 °C
    0.0 mm
    Monday
    Dec 01     		23.3 °C 39.1 °C
    5.8 mm
    Tuesday
    Dec 02     		24.4 °C 38.6 °C
    5.0 mm
    Wednesday
    Dec 03     		26.6 °C 39.4 °C
    0.0 mm
    Legend

  12. Almanac

    Derby minimum temp history (17.3048°S, 123.6325°E, 10m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 39.1° 01/12/2025 Coldest this month 23.3° 01/12/2025
    Hottest on record 44.9 01/12/2011 Coldest on record 18.5 12/12/1978
    Hottest this year 42.1° 18/10/2025 Coldest this year 7.5° 02/07/2025
    Long term average 37.4° Long term average 26.3°
    Average this month 38.7° Average this month 24.8°
    Hottest December On Record Avg. max. temp. 39.3° 1972 Coldest December on record Avg. min. temp. 25.4° 1974
    Derby rainfall history (17.3048°S, 123.6325°E, 10m AMSL)
    RAINFALL
    Wettest This Month 5.8mm 01/12/2025 Total This Month 10.8mm
    2.0 days
    Long Term Average 84.1mm 7.7 days Wettest December on record 350.6mm 2016
    Driest on record 0.0mm 1956

  13. Derby Year To Date

    Average Rainfall To Dec 716.3mm 53.6 day(s)
    Total For 2025 891.4mm 69.0 day(s)
    Total To This Day 2024 405.0mm 50.0 day(s)
    Wettest Day 153.2mm Mar29
    Lowest Temperature 7.5°C Jul 2
    Highest Temperature 42.1°C Oct18

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  2. Warnings

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