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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 09:50 EST

    PAST 24 HOURS

    21.3 °C

    Feels like 16.8 °C
    Dew Point
    9.2 °C
    Gusts
    28km/h
    Relative Humidity
    46%
    Pressure
    1021.6hPa
    Wind
    SE 22km/h
    Rainfall
    0.0mm

    Mount Isa

    May Downs

    Carters Bore

    Lake Julius

    Mount Isa Thursday Forecast

    Mostly sunny
    Mostly sunny
    14 °C
    28 °C
    5%
    < 1mm
    Mount Isa for Thursday
    Sunny, tending partly cloudy in the N. Winds SE 25 to 40 km/h. Daytime maximum temperatures in the mid to high 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, tending partly cloudy in the N. Winds SE 25 to 40 km/h. Daytime maximum temperatures in the mid to high 20s.

    Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL)
      Thu Fri Sat Sun Mon Tue Wed
    Summary Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny Mostly sunny
    Minimum 14° 14° 17° 17° 17° 17° 16°
    Maximum 28° 29° 29° 30° 30° 31° 30°
    Chance of rain 5% 5% 5% 5% 20% 5% 5%
    Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm
    UV index Very High Very High Very High Very High Very High Very High Very High
    Fire Danger Rating Moderate Moderate Moderate 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 22
    (km/h)     		24
    (km/h)     		24
    (km/h)     		22
    (km/h)     		23
    (km/h)     		24
    (km/h)     		22
    (km/h)     		16
    (km/h)     		15
    (km/h)     		14
    (km/h)     		17
    (km/h)     		20
    (km/h)     		17
    (km/h)     		22
    (km/h)
    Wind direction SSE SSE SE SE ESE ESE E E E SE SE SE SE SE
    Relative humidity 48% 34% 43% 30% 51% 41% 70% 46% 69% 41% 56% 34% 48% 34%
    Dew point 9°C 10°C 7°C 9°C 12°C 14°C 17°C 17°C 17°C 15°C 14°C 13°C 12°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 First quarter Full moon Last quarter New moon
    6:36am EST 6:59am EST 6:20pm EST 6:43pm EST 10:35am EST 9:27pm EST Waxing crescent First quarter May 04 Full moon May 13 Last quarter May 20 New moon May 27

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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
    Apr 27     		14.9 °C 29.2 °C
    0.0 mm
    Monday
    Apr 28     		11.7 °C 29.7 °C
    0.0 mm
    Tuesday
    Apr 29     		17.0 °C 27.2 °C
    0.0 mm
    Wednesday
    Apr 30     		19.7 °C 27.7 °C
    0.0 mm
    Thursday
    May 01     		16.3 °C 21.3 °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 34.9° 19/04/2025 Coldest this month 8.3° 25/04/2025
    Hottest on record 37.8 02/05/2016 Coldest on record 1.8 31/05/2011
    Hottest this year 44.4° 11/01/2025 Coldest this year 8.3° 25/04/2025
    Long term average 32.1° Long term average 18.4°
    Average this month 30.7° Average this month 17.1°
    Hottest May On Record Avg. max. temp. 31.1° 2007 Coldest May on record Avg. min. temp. 9.3° 2001
    Mount Isa rainfall history (20.7266°S, 139.4943°E, 365m AMSL)
    RAINFALL
    Wettest This Month 43.6mm 02/04/2025 Total This Month 45.6mm
    2.0 days
    Long Term Average 13.1mm 2.0 days Wettest May on record 176.4mm 1968
    Driest on record 0.0mm 2023

  13. Mount Isa Year To Date

    Average Rainfall To Apr 299.1mm 26.7 day(s)
    Total For 2025 360.4mm 29.0 day(s)
    Total To This Day 2024 495.2mm 44.0 day(s)
    Wettest Day 75.2mm Feb 7
    Lowest Temperature 8.3°C Apr25
    Highest Temperature 44.4°C Jan11

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  2. Warnings

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