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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 18:40 EST

    PAST 24 HOURS

    37.0 °C

    Feels like 35.3 °C
    Dew Point
    8.8 °C
    Gusts
    7km/h
    Relative Humidity
    18%
    Pressure
    1005.9hPa
    Wind
    S 7km/h
    Rainfall
    0.0mm

    Mount Isa

    May Downs

    Carters Bore

    Lake Julius

    Mount Isa Sunday Forecast

    Mostly sunny
    Mostly sunny
    25 °C
    42 °C
    10%
    < 1mm
    Mount Isa for Sunday
    Mostly sunny. The chance of a thunderstorm. Winds NW/NE 25 to 35 km/h becoming light in the early afternoon then becoming N/NE 15 to 20 km/h in the evening. Overnight temperatures falling to the mid to high 20s with daytime temperatures reaching the low to mid 40s.
    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. The chance of a thunderstorm. Winds NW/NE 25 to 35 km/h becoming light in the early afternoon then becoming N/NE 15 to 20 km/h in the evening. Overnight temperatures falling to the mid to high 20s with daytime temperatures reaching the low to mid 40s.

    Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
      Sun Mon Tue Wed Thu Fri Sat
    Summary Mostly sunny Late shower Mostly sunny Possible thunderstorm Possible thunderstorm Possible shower Late shower
    Minimum 25° 25° 26° 26° 23° 23° 23°
    Maximum 42° 42° 41° 39° 36° 38° 38°
    Chance of rain 10% 40% 30% 70% 90% 70% 80%
    Likely amount < 1mm < 1mm < 1mm 1-5mm 1-5mm < 1mm 5-10mm
    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 15
    (km/h)     		13
    (km/h)     		18
    (km/h)     		14
    (km/h)     		19
    (km/h)     		18
    (km/h)     		15
    (km/h)     		18
    (km/h)     		9
    (km/h)     		15
    (km/h)     		12
    (km/h)     		13
    (km/h)     		11
    (km/h)     		12
    (km/h)
    Wind direction NW NNW WNW NW WNW NW W W S WSW S S E ENE
    Relative humidity 35% 21% 39% 22% 41% 25% 44% 31% 48% 41% 42% 31% 42% 32%
    Dew point 18°C 15°C 20°C 15°C 20°C 16°C 20°C 18°C 20°C 19°C 18°C 17°C 18°C 18°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 First quarter Full moon Last quarter New moon
    5:28am EST 5:52am EST 7:04pm EST 7:28pm EST 7:46am EST 9:46pm EST Waxing crescent First quarter Nov 28 Full moon Dec 05 Last quarter Dec 12 New moon Dec 20

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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
    Tuesday
    Nov 18     		17.5 °C -
    0.2 mm
    Wednesday
    Nov 19     		- -
    -
    Thursday
    Nov 20     		- 39.5 °C
    -
    Friday
    Nov 21     		18.1 °C 40.9 °C
    0.0 mm
    Saturday
    Nov 22     		18.8 °C 42.4 °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 42.3° 22/11/2025 Coldest this month 10.1° 06/11/2025
    Hottest on record 43.9 28/11/2015 Coldest on record 10.3 12/11/1999
    Hottest this year 44.4° 11/01/2025 Coldest this year -1.4° 09/07/2025
    Long term average 36.7° Long term average 21.5°
    Average this month 35.2° Average this month 18.4°
    Hottest November On Record Avg. max. temp. 39.8° 2015 Coldest November on record Avg. min. temp. 19.7° 1999
    Mount Isa rainfall history (20.7266°S, 139.4943°E, 365m AMSL)
    RAINFALL
    Wettest This Month 24.8mm 16/11/2025 Total This Month 62.4mm
    8.0 days
    Long Term Average 39.5mm 5.5 days Wettest November on record 205.6mm 2011
    Driest on record 0.0mm 1980

  13. Mount Isa Year To Date

    Average Rainfall To Nov 395.3mm 41.8 day(s)
    Total For 2025 461.0mm 51.0 day(s)
    Total To This Day 2024 536.8mm 54.0 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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