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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 07:50 EST

    PAST 24 HOURS

    24.8 °C

    Feels like 27.7 °C
    Dew Point
    22.7 °C
    Gusts
    13km/h
    Relative Humidity
    88%
    Pressure
    1014.6hPa
    Wind
    NE 11km/h
    Rainfall
    0.4mm

    Mount Isa

    May Downs

    Carters Bore

    Lake Julius

    Mount Isa Friday Forecast

    Possible shower
    Possible shower
    20 °C
    31 °C
    50%
    1-5mm
    Mount Isa for Friday
    Partly cloudy. High chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm. Winds N/NE 15 to 20 km/h becoming light in the early afternoon. Daytime maximum temperatures in the low to mid 30s.
    Fire Danger
    Moderate
    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: Partly cloudy. High chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm. Winds N/NE 15 to 20 km/h becoming light in the early afternoon. Daytime maximum temperatures in the low to mid 30s.

    Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
      Fri Sat Sun Mon Tue Wed Thu
    Summary Possible shower Showers Possible thunderstorm Rain Possible thunderstorm Possible thunderstorm Possible shower
    Minimum 20° 20° 20° 20° 18° 17° 17°
    Maximum 31° 31° 29° 28° 29° 28° 29°
    Chance of rain 50% 80% 90% 80% 80% 70% 80%
    Likely amount 1-5mm 10-20mm 20-40mm 10-20mm 10-20mm 5-10mm 1-5mm
    UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme
    Fire Danger Rating Moderate No Rating No Rating 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 11
    (km/h)     		15
    (km/h)     		11
    (km/h)     		11
    (km/h)     		13
    (km/h)     		12
    (km/h)     		15
    (km/h)     		15
    (km/h)     		20
    (km/h)     		20
    (km/h)     		22
    (km/h)     		23
    (km/h)     		22
    (km/h)     		21
    (km/h)
    Wind direction NE NE ENE ENE ENE NE E ENE E E ESE ESE ESE SE
    Relative humidity 77% 64% 84% 71% 89% 77% 95% 88% 93% 80% 91% 75% 86% 69%
    Dew point 24°C 23°C 24°C 24°C 24°C 24°C 25°C 25°C 23°C 24°C 21°C 21°C 22°C 21°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 Last quarter New moon First quarter Full moon
    6:24am EST 6:46am EST 6:53pm EST 7:15pm EST 11:15pm EST 12:24pm EST Waning gibbous Last quarter Mar 22 New moon Mar 29 First quarter Apr 05 Full moon Apr 13

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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
    Sunday
    Mar 16     		21.1 °C 36.6 °C
    0.0 mm
    Monday
    Mar 17     		21.9 °C 35.7 °C
    0.0 mm
    Tuesday
    Mar 18     		24.6 °C 30.6 °C
    1.6 mm
    Wednesday
    Mar 19     		22.9 °C 32.7 °C
    1.0 mm
    Thursday
    Mar 20     		24.0 °C 31.7 °C
    7.4 mm
    Legend

  12. Almanac

    Mount Isa minimum temp history (20.7266°S, 139.4943°E, 365m AMSL)
    MAXIMUM TEMPERATURE MINIMUM TEMPERATURE
    Hottest this month 43.1° 05/03/2025 Coldest this month 18.7° 07/03/2025
    Hottest on record 41.9 01/03/2016 Coldest on record 13.1 27/03/1979
    Hottest this year 44.4° 11/01/2025 Coldest this year 15.5° 18/01/2025
    Long term average 34.5° Long term average 21.8°
    Average this month 38.3° Average this month 22.4°
    Hottest March On Record Avg. max. temp. 38.3° 2015 Coldest March on record Avg. min. temp. 18.4° 1981
    Mount Isa rainfall history (20.7266°S, 139.4943°E, 365m AMSL)
    RAINFALL
    Wettest This Month 7.4mm 20/03/2025 Total This Month 12.4mm
    5.0 days
    Long Term Average 68.3mm 5.8 days Wettest March on record 276.6mm 1997
    Driest on record 0.0mm 2005

  13. Mount Isa Year To Date

    Average Rainfall To Mar 283.7mm 24.6 day(s)
    Total For 2025 197.8mm 19.0 day(s)
    Total To This Day 2024 333.6mm 35.0 day(s)
    Wettest Day 75.2mm Feb 7
    Lowest Temperature 15.5°C Jan18
    Highest Temperature 44.4°C Jan11

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  2. Warnings

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