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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 23:50 WST

    PAST 24 HOURS

    28.5 °C

    Feels like 30.9 °C
    Dew Point
    23.6 °C
    Gusts
    19km/h
    Relative Humidity
    75%
    Pressure
    1011.0hPa
    Wind
    N 17km/h
    Rainfall
    0.0mm

    Derby

    Curtin

    Yampi Sound (Defence)

    Lombadina

    Derby Friday Forecast

    Mostly sunny
    Mostly sunny
    25 °C
    37 °C
    5%
    < 1mm
    Derby for Friday
    Mostly sunny. Slight chance of a shower in the N in the afternoon and early evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds N/NW 15 to 20 km/h tending W/NW 15 to 25 km/h in the early morning then tending N/NW in the late afternoon. Overnight temperatures falling to 21 to 27 with daytime temperatures reaching 36 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: Mostly sunny. Slight chance of a shower in the N in the afternoon and early evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds N/NW 15 to 20 km/h tending W/NW 15 to 25 km/h in the early morning then tending N/NW in the late afternoon. Overnight temperatures falling to 21 to 27 with daytime temperatures reaching 36 to 43.

    Forecast for Derby (17.3048°S, 123.6325°E, 10m AMSL)
      Fri Sat Sun Mon Tue Wed Thu
    Summary Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny
    Minimum 25° 26° 26° 26° 26° 25° 24°
    Maximum 37° 38° 38° 39° 39° 38° 37°
    Chance of rain 5% 20% 10% 5% 5% 10% 5%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm
    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 15
    (km/h)     		33
    (km/h)     		13
    (km/h)     		30
    (km/h)     		12
    (km/h)     		30
    (km/h)     		17
    (km/h)     		25
    (km/h)     		20
    (km/h)     		28
    (km/h)     		17
    (km/h)     		29
    (km/h)     		14
    (km/h)     		31
    (km/h)
    Wind direction NW N WNW NNW W NNW SW WNW SW WNW WSW NNW W NNW
    Relative humidity 61% 45% 57% 45% 56% 46% 49% 37% 45% 36% 52% 41% 59% 46%
    Dew point 23°C 22°C 22°C 22°C 22°C 23°C 21°C 20°C 20°C 19°C 21°C 20°C 22°C 21°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
    4:45am WST 5:08am WST 5:51pm WST 6:13pm WST 12:44pm WST 1:01am WST Waxing gibbous Full moon Nov 06 Last quarter Nov 12 New moon Nov 20 First quarter Nov 28

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  9. Tides graph

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  11. Derby Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Sunday
    Oct 26     		22.7 °C 38.7 °C
    0.0 mm
    Monday
    Oct 27     		23.9 °C 37.6 °C
    0.0 mm
    Tuesday
    Oct 28     		25.6 °C 40.1 °C
    0.0 mm
    Wednesday
    Oct 29     		23.1 °C 39.4 °C
    0.0 mm
    Thursday
    Oct 30     		24.2 °C 40.4 °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 42.1° 18/10/2025 Coldest this month 19.2° 01/10/2025
    Hottest on record 44.1 07/10/2014 Coldest on record 11.7 02/10/2009
    Hottest this year 42.1° 18/10/2025 Coldest this year 7.5° 02/07/2025
    Long term average 37.4° Long term average 23.2°
    Average this month 38.0° Average this month 24.4°
    Hottest October On Record Avg. max. temp. 39.0° 2013 Coldest October on record Avg. min. temp. 20.8° 2003
    Derby rainfall history (17.3048°S, 123.6325°E, 10m AMSL)
    RAINFALL
    Wettest This Month 11.6mm 16/10/2025 Total This Month 15.4mm
    2.0 days
    Long Term Average 3.5mm 1.0 days Wettest October on record 26.6mm 1975
    Driest on record 0.0mm 2023

  13. Derby Year To Date

    Average Rainfall To Oct 617.2mm 43.8 day(s)
    Total For 2025 866.2mm 65.0 day(s)
    Total To This Day 2024 344.0mm 38.0 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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