Mount Isa, Queensland
September 2025 Daily Weather Observations

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Mo11.124.60  SSE3512:1115.924 SSE201021.523.513 SSE191016.4
2Tu10.426.70  S3716:3017.426 SSE171020.025.111 SSW171015.9
3We12.831.10  SSE3509:3222.125 ESE151018.230.920 NE111013.2
4Th11.433.80  ENE3114:2622.2283SSE41015.732.0207NE111011.4
5Fr13.835.80  ESE3113:2624.728 S91016.433.1233ESE111012.4
6Sa14.636.10  NNE4111:3227.342 ENE201017.534.8301NE201013.4
7Su16.435.60  NNE3909:5827.743 NE261017.934.929 ENE171013.8
8Mo16.836.00  NE3709:0826.550 NE261017.935.427 N151013.4
9Tu16.335.80  NE3508:0225.9427WNW71017.234.627 WSW131011.6
10We18.731.90.2  S4815:1426.1566W41014.628.945 S261012.2
11Th14.126.50.2  SE4308:2517.437 SE281019.726.218 SE221015.2
12Fr13.425.80  SSE4308:5817.2404SSE281020.825.821 S221017.0
13Sa13.628.60  SE3909:2019.728 SE221020.528.315 ESE131016.2
14Su10.130.50  ESE3710:3322.247 E171019.729.222 E131014.8
15Mo8.932.30  NE3114:2424.935 ENE91017.431.620 E151013.1
16Tu11.434.80  ENE3712:2626.244 NNE171016.434.3211NE191011.4
17We19.036.20  NNE3314:0929.0417NNE151016.834.0254NE111012.9
18Th19.137.90  N5213:0329.945 NE241018.037.025 NNE221013.4
19Fr18.938.50  SSW5223:3230.4417NE221016.335.4248N61011.2
20Sa19.6 6.4     22.9718SE111016.024.6628SSW131014.6
Statistics for the first 20 days of September 2025
Mean14.532.6      23.8396 171017.931.0244 151013.7
Lowest8.924.60     15.9243#41014.623.5111N61011.2
Highest19.638.56.4  #52 30.4718#281021.537.0628S261017.0
Total  6.8                 

IDCJDW4089.202509   Prepared at 06:26 UTC on Saturday 20 September 2025

Source of data

Observations were drawn from Mount Isa Aero {station 029127}.

Some cloud observations are from automated equipment; these are somewhat different to those made by a human observer and may not appear every day.

You should read the important information in these notes.

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Other times and other places

The last 14 months of Daily Weather Observations for Mount Isa, Queensland are also here on this web site:

Sep 25   Aug 25   Jul 25   Jun 25   May 25   Apr 25   Mar 25   Feb 25   
Jan 25   Dec 24   Nov 24   Oct 24   Sep 24   Aug 24   

Daily Weather Observations are also routinely prepared for hundreds of other locations in Queensland and across Australia. To get other months or places not on this web site, contact us.

Climate statistics

If you are after long-term averages relevant to Mount Isa, Queensland, look at the tables for Mount Isa Aero, Mount Isa Post Office or Mount Isa Mine.

Maps and tables of average conditions for locations across Australia are also available.

More information

If you are using these pages, you are deemed to have understood the important information in these notes. They cover how the data are obtained, how they are processed, and what each column means.

If you have any questions about this product, or you want any other weather or climate information, please contact us.