Collie, Western Australia
September 2026 Daily Weather Observations

Most observations from a site about 2 km east of the town centre.

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Tu6.015.92.2  WSW2013:5811.387 Calm1025.315.051 W61023.8
2We10.217.40  W2809:1415.071 WNW91022.014.887 WSW61020.2
3Th6.617.71.0  NNW3511:2310.1100 Calm1018.616.866 NW131014.4
4Fr10.117.73.0  WSW3501:0912.382 W91017.116.452 W91018.8
5Sa10.716.70  NNW3511:2013.472 NNW151017.915.179 NNW171014.0
6Su10.216.33.8  SSE4809:2812.666 SE151025.815.554 SE131025.8
7Mo6.118.20.2  SE2622:0011.386 ESE71031.117.366 SSE91028.3
8Tu8.819.40  ENE3911:1913.767 ESE91034.319.143 ESE151031.4
9We10.819.20  ENE3700:4013.562 ENE191033.818.847 ESE131028.9
10Th4.120.40  ENE3008:0813.463 ENE131026.119.943 ENE111021.3
11Fr3.223.20  NNW3516:0915.470 NNE91017.322.648 WNW111013.6
12Sa12.219.24.8  NW4802:5315.464 W131016.117.354 WNW131017.4
13Su7.218.90  NW3312:0215.269 NW91020.316.673 WNW91019.9
14Mo6.919.00.2  ESE3020:1811.8100 SSE41026.518.557 SE71024.1
15Tu11.821.60  ENE3309:5715.672 ESE91027.220.161 ESE131024.0
16We10.228.20  NNE3310:5718.871 NE71024.127.145 NNE91020.5
17Th11.628.00  NNW4313:4623.956 N171015.424.959 NNW191014.8
18Fr9.026.30  NNW4113:4517.278 N131013.823.336 NW91010.8
19Sa12.216.55.4  NNW4403:4112.990 W111015.315.170 W131017.7
20Su9.520.85.2  NW2216:5613.982 SE41025.520.055 NNE41023.7
21Mo5.721.50  N2011:3714.786 NW41024.120.955 WNW91021.0
22Tu8.818.90  W1717:1614.282 S21019.718.761 WSW71018.1
23We8.9 0     15.182 WNW41020.518.462 SW91019.2
Statistics for the first 23 days of September 2026
Mean8.720.0      14.476  81022.518.857  101020.5
Lowest3.215.90     10.156 Calm1013.814.836 NNE41010.8
Highest12.228.25.4  #48 23.9100 ENE191034.327.187 NNW191031.4
Total  25.8                 

IDCJDW6028.202609   Prepared at 08:20 UTC on Wednesday 23 September 2026

Source of data

Temperature, humidity, wind and rainfall observations are from Collie East {station 009994}. Pressure observations are from Bunbury {station 009965}.

The mean sea level pressure at Bunbury is provided for convenience. On most occasions it will be within about 1 hPa of that at Collie.

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 Collie, Western Australia are also here on this web site:

Sep 26   Aug 26   Jul 26   Jun 26   May 26   Apr 26   Mar 26   Feb 26   
Jan 26   Dec 25   Nov 25   Oct 25   Sep 25   Aug 25   

Daily Weather Observations are also routinely prepared for hundreds of other locations in Western Australia 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 Collie, Western Australia, look at the tables for Bunbury, Collie East, Collie, Donnybrook or Wokalup.

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.