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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 11:40 EST

    PAST 24 HOURS

    19.9 °C

    Feels like 15.3 °C
    Dew Point
    -0.7 °C
    Gusts
    17km/h
    Relative Humidity
    25%
    Pressure
    1017.1hPa
    Wind
    SE 13km/h
    Rainfall
    0.0mm

    Mount Isa

    May Downs

    Carters Bore

    Lake Julius

    Mount Isa Saturday Forecast

    Sunny
    Sunny
    4 °C
    23 °C
    5%
    < 1mm
    Mount Isa for Saturday
    Sunny. The chance of morning frost in the SW. Winds SE 15 to 20 km/h increasing to 20 to 30 km/h in the morning then turning S 15 to 20 km/h in the late afternoon. Daytime maximum temperatures in the low to mid 20s.
    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: Sunny. The chance of morning frost in the SW. Winds SE 15 to 20 km/h increasing to 20 to 30 km/h in the morning then turning S 15 to 20 km/h in the late afternoon. Daytime maximum temperatures in the low to mid 20s.

    Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
      Sat Sun Mon Tue Wed Thu Fri
    Summary Sunny Sunny Sunny Sunny Sunny Sunny Showers
    Minimum 4° 3° 2° 3° 7° 8° 10°
    Maximum 23° 23° 25° 28° 28° 31° 29°
    Chance of rain 5% 5% 5% 5% 5% 50% 80%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm 1-5mm
    UV index High High High High High High High
    Fire Danger Rating Moderate Moderate Moderate Moderate - - -
    Frost risk Slight Moderate Moderate Moderate Nil Nil Nil
      9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm
    Wind speed 15
    (km/h)     		18
    (km/h)     		13
    (km/h)     		19
    (km/h)     		8
    (km/h)     		5
    (km/h)     		2
    (km/h)     		11
    (km/h)     		15
    (km/h)     		13
    (km/h)     		11
    (km/h)     		16
    (km/h)     		9
    (km/h)     		22
    (km/h)
    Wind direction SSE SSE S S SSE SSE WSW WNW SSE ESE E NE NNW WNW
    Relative humidity 41% 18% 32% 14% 36% 25% 33% 15% 41% 21% 36% 18% 55% 38%
    Dew point 0°C -3°C -2°C -6°C -1°C 3°C 0°C -1°C 4°C 3°C 5°C 4°C 11°C 13°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 New moon First quarter Full moon Last quarter
    6:54am EST 7:18am EST 6:19pm EST 6:43pm EST 1:25am EST 12:53pm EST Waning crescent New moon Jul 25 First quarter Aug 01 Full moon Aug 09 Last quarter Aug 16

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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
    Jul 15     		2.4 °C 30.3 °C
    0.0 mm
    Wednesday
    Jul 16     		6.1 °C 26.3 °C
    0.0 mm
    Thursday
    Jul 17     		5.3 °C 24.9 °C
    0.0 mm
    Friday
    Jul 18     		10.3 °C 23.6 °C
    0.0 mm
    Saturday
    Jul 19     		5.3 °C 19.9 °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 30.3° 15/07/2025 Coldest this month -1.4° 09/07/2025
    Hottest on record 35.2 17/07/1995 Coldest on record -2.9 07/07/1984
    Hottest this year 44.4° 11/01/2025 Coldest this year -1.4° 09/07/2025
    Long term average 24.9° Long term average 8.7°
    Average this month 26.4° Average this month 4.0°
    Hottest July On Record Avg. max. temp. 26.9° 1975 Coldest July on record Avg. min. temp. 5.0° 1982
    Mount Isa rainfall history (20.7266°S, 139.4943°E, 365m AMSL)
    RAINFALL
    Wettest This Month 0.0mm 01/07/2025 Total This Month 0.0mm
    0.0 days
    Long Term Average 7.5mm 1.0 days Wettest July on record 67.4mm 1986
    Driest on record 0.0mm 2021

  13. Mount Isa Year To Date

    Average Rainfall To Jul 325.1mm 30.4 day(s)
    Total For 2025 365.8mm 30.0 day(s)
    Total To This Day 2024 511.2mm 46.0 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

    There are no current warnings for National.

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