30%
< 1mm
Local Weather
Mount Isa (20.7266°S, 139.4943°E, 365m AMSL) set as my default location ›
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Mount Isa Local Weather
20.73°S, 139.49°ENow in Mount Isa
Updated at 05:40 EST23.9 °C
Feels like 25.7 °C
Dew Point19.8 °C
Gusts9km/h
Relative Humidity78%
Pressure1012.3hPa
WindNE 9km/h
Rainfall0.0mm
Mount Isa Wednesday Forecast
Mostly sunny24 °C40 °CMount Isa for WednesdayPartly cloudy. Slight chance of a shower. The chance of a thunderstorm during this afternoon and evening. Winds NW/NE 15 to 25 km/h becoming light in the middle of the day then becoming E/SE 15 to 20 km/h in the late afternoon. Daytime maximum temperatures around 40.Fire DangerHigh
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7 day forecast
Today: Partly cloudy. Slight chance of a shower. The chance of a thunderstorm during this afternoon and evening. Winds NW/NE 15 to 25 km/h becoming light in the middle of the day then becoming E/SE 15 to 20 km/h in the late afternoon. Daytime maximum temperatures around 40.
Forecast for Mount Isa (20.7266°S, 139.4943°E, 365m AMSL) Wed Thu Fri Sat Sun Mon Tue Summary
Minimum 24° 25° 25° 25° 26° 25° 23° Maximum 40° 40° 41° 41° 40° 39° 38° Chance of rain 30% 40% 30% 50% 40% 90% 50% Likely amount < 1mm 1-5mm < 1mm 1-5mm 1-5mm 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 12
(km/h)11
(km/h)22
(km/h)14
(km/h)12
(km/h)10
(km/h)16
(km/h)11
(km/h)16
(km/h)8
(km/h)16
(km/h)12
(km/h)20
(km/h)16
(km/h)Wind direction N SE ENE ENE N NE NW NNE W WNW SE S ESE ESE Relative humidity 47% 26% 36% 21% 37% 19% 41% 22% 38% 25% 42% 31% 43% 28% Dew point 20°C 16°C 17°C 13°C 18°C 12°C 20°C 14°C 18°C 15°C 19°C 18°C 17°C 16°C -
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 5:29am EST 5:54am EST 7:15pm EST 7:40pm EST 11:01am EST
Waning gibbous
Last quarter Dec 12 New moon Dec 20 First quarter Dec 28 -
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Tides graph
There is no current data for Mount Isa
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Mount Isa Past 5 Days
This MonthMinimum Maximum Rainfall Friday
Dec 0524.0 °C 40.4 °C 0.0 mmSaturday
Dec 0624.1 °C 41.8 °C 0.0 mmSunday
Dec 0724.9 °C 42.7 °C 0.0 mmMonday
Dec 0825.1 °C 37.4 °C 0.2 mmTuesday
Dec 0922.2 °C 41.3 °C 0.0 mmLegend -
Almanac
Mount Isa minimum temp history (20.7266°S, 139.4943°E, 365m AMSL) MAXIMUM TEMPERATURE MINIMUM TEMPERATURE Hottest this month 42.7° 07/12/2025 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 39.1° Average this month 21.8° 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 0.2mm 08/12/2025 Total This Month 0.2mm
1.0 daysLong Term Average 66.7mm 7.6 days Wettest December on record 275.2mm 2000 Driest on record 0.0mm 2018 -
Mount Isa Year To Date
Average Rainfall To Dec 461.9mm 49.5 day(s) Total For 2025 470.6mm 56.0 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
