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Local Weather

Mount Isa (20.7266°S, 139.4943°E, 365m AMSL) set as my default location ›

  2. Mount Isa Local Weather

    20.73°S, 139.49°E
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    Now in Mount Isa

    Updated at 13:40 EST

    PAST 24 HOURS

    37.6 °C

    Feels like 38.2 °C
    Dew Point
    17.1 °C
    Gusts
    11km/h
    Relative Humidity
    30%
    Pressure
    1011.3hPa
    Wind
    NE 9km/h
    Rainfall
    0.0mm

    Mount Isa

    May Downs

    Carters Bore

    Lake Julius

    Mount Isa Friday Forecast

    Possible shower
    Possible shower
    23 °C
    39 °C
    50%
    < 1mm
    Mount Isa for Friday
    Mostly sunny day. The chance of a thunderstorm in the NW in the late afternoon and evening. Winds N/NE 25 to 35 km/h tending E/NE 15 to 20 km/h in the early afternoon. Daytime maximum temperatures around 40.
    Fire Danger
    High
    DAM LEVELS

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  4. Mount Isa 48 HOUR FORECAST

    TEMP WIND RAIN CHANCE

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  6. 7 day forecast

    Today: Mostly sunny day. The chance of a thunderstorm in the NW in the late afternoon and evening. Winds N/NE 25 to 35 km/h tending E/NE 15 to 20 km/h in the early afternoon. Daytime maximum temperatures around 40.

    Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
      Fri Sat Sun Mon Tue Wed Thu
    Summary Possible shower Mostly sunny Late shower Mostly sunny Late shower Mostly sunny Mostly sunny
    Minimum 23° 25° 24° 25° 25° 24° 24°
    Maximum 39° 40° 41° 42° 41° 40° 40°
    Chance of rain 50% 5% 40% 20% 40% 30% 20%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm 1-5mm < 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 17
    (km/h)     		15
    (km/h)     		24
    (km/h)     		14
    (km/h)     		15
    (km/h)     		10
    (km/h)     		15
    (km/h)     		14
    (km/h)     		12
    (km/h)     		14
    (km/h)     		13
    (km/h)     		16
    (km/h)     		21
    (km/h)     		18
    (km/h)
    Wind direction NNE ENE NE ENE NW SW S SSE NNE NE NE ENE ENE E
    Relative humidity 54% 27% 35% 18% 36% 19% 27% 15% 32% 21% 41% 21% 37% 20%
    Dew point 20°C 16°C 16°C 11°C 18°C 12°C 14°C 10°C 16°C 13°C 19°C 13°C 17°C 12°C

  7. Sunrise and sunset times

    Sunrise / Sunset for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
    First light Sunrise Sunset Last light Moon rise Moon set Moon phase Full moon Last quarter New moon First quarter
    5:28am EST 5:53am EST 7:12pm EST 7:37pm EST 7:44pm EST 5:35am EST Full moon Full moon Dec 05 Last quarter Dec 12 New moon Dec 20 First quarter Dec 28

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  9. Tides graph

    There is no current data for Mount Isa

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  11. Mount Isa Past 5 Days

    This Month
    Minimum Maximum Rainfall
    Monday
    Dec 01     		23.7 °C 34.6 °C
    0.0 mm
    Tuesday
    Dec 02     		20.4 °C 35.5 °C
    0.0 mm
    Wednesday
    Dec 03     		17.2 °C 38.3 °C
    0.0 mm
    Thursday
    Dec 04     		16.6 °C 40.2 °C
    0.0 mm
    Friday
    Dec 05     		24.0 °C 38.0 °C
    0.0 mm
    Legend

  12. Almanac

    Mount Isa minimum temp history (20.7266°S, 139.4943°E, 365m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 39.5° 04/12/2025 Coldest this month 16.6° 04/12/2025
    Hottest on record 45.1 01/12/2006 Coldest on record 13.4 07/12/1978
    Hottest this year 44.4° 11/01/2025 Coldest this year -1.4° 09/07/2025
    Long term average 37.4° Long term average 23.1°
    Average this month 37.0° Average this month 19.5°
    Hottest December On Record Avg. max. temp. 39.7° 2002 Coldest December on record Avg. min. temp. 20.1° 2011
    Mount Isa rainfall history (20.7266°S, 139.4943°E, 365m AMSL)
    RAINFALL
    Wettest This Month 0.0mm 01/12/2025 Total This Month 0.0mm
    0.0 days
    Long Term Average 66.7mm 7.6 days Wettest December on record 275.2mm 2000
    Driest on record 0.0mm 2018

  13. Mount Isa Year To Date

    Average Rainfall To Dec 461.9mm 49.5 day(s)
    Total For 2025 470.4mm 55.0 day(s)
    Total To This Day 2024 642.0mm 61.0 day(s)
    Wettest Day 75.2mm Feb 7
    Lowest Temperature -1.4°C Jul 9
    Highest Temperature 44.4°C Jan11

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  2. Warnings

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