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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 23:20 WST

    PAST 24 HOURS

    22.0 °C

    Feels like 23.7 °C
    Dew Point
    15.1 °C
    Gusts
    0km/h
    Relative Humidity
    65%
    Pressure
    1010.5hPa
    Wind
    N 0km/h
    Rainfall
    0.2mm

    Derby

    Curtin

    Yampi Sound (Defence)

    Lombadina

    Derby Saturday Forecast

    Mostly sunny
    Mostly sunny
    18 °C
    32 °C
    20%
    < 1mm
    Derby for Saturday
    Mostly sunny. Slight chance of a shower in the SW, near zero chance elsewhere. Light winds becoming NE/SE 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 15 and 18 with daytime temperatures reaching the low to mid 30s.
    Fire Danger
    No Rating
    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 SW, near zero chance elsewhere. Light winds becoming NE/SE 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 15 and 18 with daytime temperatures reaching the low to mid 30s.

    Forecast for Derby (17.3048°S, 123.6325°E, 10m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Mostly sunny Mostly cloudy Heavy showers Rain Mostly cloudy Mostly cloudy Mostly sunny
    Minimum 18° 19° 20° 14° 13° 13° 14°
    Maximum 32° 33° 29° 27° 29° 29° 29°
    Chance of rain 20% 30% 80% 90% 10% 30% 20%
    Likely amount < 1mm < 1mm 20-40mm 5-10mm < 1mm < 1mm < 1mm
    UV index High High Very High High High High High
    Fire Danger Rating No Rating No Rating No Rating No Rating - - -
    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 4
    (km/h)     		10
    (km/h)     		4
    (km/h)     		9
    (km/h)     		18
    (km/h)     		26
    (km/h)     		18
    (km/h)     		24
    (km/h)     		13
    (km/h)     		14
    (km/h)     		18
    (km/h)     		18
    (km/h)     		16
    (km/h)     		15
    (km/h)
    Wind direction S NW SSE WNW SSE SSE SSE SE SE SSE SE SE SE SE
    Relative humidity 61% 45% 61% 43% 70% 67% 96% 87% 88% 68% 80% 62% 73% 58%
    Dew point 18°C 18°C 19°C 18°C 21°C 21°C 21°C 24°C 20°C 22°C 18°C 20°C 18°C 19°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 New moon First quarter Full moon Last quarter
    5:42am WST 6:05am WST 5:19pm WST 5:42pm WST 2:46am WST 2:44pm WST Waning crescent New moon May 27 First quarter Jun 03 Full moon Jun 11 Last quarter Jun 19

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  9. Tides graph

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  11. Derby Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Monday
    May 19     		14.5 °C 29.7 °C
    0.0 mm
    Tuesday
    May 20     		12.6 °C 30.3 °C
    0.0 mm
    Wednesday
    May 21     		16.6 °C 30.4 °C
    0.0 mm
    Thursday
    May 22     		12.5 °C 30.9 °C
    0.0 mm
    Friday
    May 23     		15.9 °C 31.1 °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 36.6° 05/05/2025 Coldest this month 12.5° 22/05/2025
    Hottest on record 40.3 03/05/2016 Coldest on record 9.1 30/05/2011
    Hottest this year 39.7° 01/03/2025 Coldest this year 12.5° 22/05/2025
    Long term average 33.0° Long term average 18.8°
    Average this month 33.3° Average this month 18.2°
    Hottest May On Record Avg. max. temp. 34.9° 2005 Coldest May on record Avg. min. temp. 15.0° 1976
    Derby rainfall history (17.3048°S, 123.6325°E, 10m AMSL)
    RAINFALL
    Wettest This Month 0.2mm 07/05/2025 Total This Month 0.2mm
    1.0 days
    Long Term Average 18.3mm 1.7 days Wettest May on record 132.0mm 1997
    Driest on record 0.0mm 2023

  13. Derby Year To Date

    Average Rainfall To May 596.2mm 40.7 day(s)
    Total For 2025 750.2mm 56.0 day(s)
    Total To This Day 2024 276.2mm 31.0 day(s)
    Wettest Day 153.2mm Mar29
    Lowest Temperature 12.5°C May22
    Highest Temperature 39.7°C Mar 1

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  2. Warnings

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