Casterton, Victoria
September 2025 Daily Weather Observations

Most observations from Casterton, pressure taken from Hamilton.

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Mo6.115.31.0  N3110:4710.882 NNE151026.114.165 NW171023.7
2Tu4.015.12.4  N6522:1710.683 N261021.314.464 N311016.0
3We8.516.10  NNE5610:1311.773 NNE241015.914.463 N261014.3
4Th7.213.26.4  SSW4613:549.492 N171017.811.159 SW281020.2
5Fr-1.013.60.2  E3710:565.497 ENE71029.413.154 ENE111026.8
6Sa5.119.30  NE5923:4112.553 NE281023.816.358 NNE201018.2
7Su12.520.64.6  NE8505:4315.184 N171011.320.060 N311007.0
8Mo11.316.910.4  N5615:2213.089 N201014.315.964 NNW311013.3
9Tu7.915.51.6  SSW3016:5210.597 WSW71017.414.160 SW131015.7
10We1.712.60  SSW3913:546.597 SSW71013.611.779 SSW241012.3
11Th4.613.70.8  WSW3712:559.795 WNW131021.012.565 SW221021.4
12Fr4.916.30.2  W3913:4110.698 N171026.415.667 WNW201025.4
13Sa9.316.61.6  N3012:5412.088 N131028.315.762 N171025.1
14Su5.220.60  N5712:1114.161 N221020.220.137 NNW311015.4
15Mo13.023.30  N6315:4816.141 NNE281008.122.435 N331004.1
16Tu10.314.72.0  N5715:0511.789 N241007.814.376 N241007.5
17We4.214.26.4  WSW4810:379.682 N201017.712.669 N201019.4
18Th2.619.90.2  N5214:2710.969 NNE171020.619.044 N331016.2
19Fr7.916.90.4  WSW7217:2413.580 N241010.015.269 N301006.5
20Sa4.613.810.4  N4811:449.884 NNW171013.511.868 N241012.7
21Su9.315.52.4  WNW5615:5012.586 N241014.414.368 WSW301014.8
22Mo5.314.22.0  WSW5609:5910.877 SW151026.513.764 SW191028.2
23Tu7.914.70.6  NNW3913:2210.780 NNW191030.513.878 N241027.2
24We9.915.91.2  N4117:1112.089 NNW201024.414.971 W201021.5
25Th10.114.10.4  NNE4813:5411.587 N221017.114.072 N221014.3
26Fr10.017.00.2  NNW5612:2212.574 NNW171008.013.987 WNW351008.2
27Sa9.014.30.2  NNE5010:2411.674 N201012.312.587 WNW201011.1
28Su6.815.43.0  NNE2411:1611.175 NNW91017.614.457 S61017.0
29Mo6.119.00  N4311:5713.669 NNE201015.514.787 Calm1012.8
30Tu11.315.918.6  ENE4801:2412.383 NW191004.614.872 N221003.6
Statistics for September 2025
Mean7.216.1      11.480  181017.814.865  221016.0
Lowest-1.012.60     5.441 #71004.611.135 Calm1003.6
Highest13.023.318.6  NE85 16.198 #281030.522.487 WNW351028.2
Total  77.2                 

IDCJDW3012.202509   Prepared at 13:01 UTC on Thursday 2 October 2025

Source of data

Temperature, humidity, wind and rainfall observations are from Casterton {station 090182}. Evaporation and sunshine observations are from Mount Gambier Aero {station 026021}. Pressure observations are from Hamilton Airport {station 090173}.

Hamilton Airport is several kilometres southeast of Casterton, so the pressures will sometimes be markedly different.

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 Casterton, Victoria are also here on this web site:

Oct 25   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   

Daily Weather Observations are also routinely prepared for hundreds of other locations in Victoria 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 Casterton, Victoria, look at the tables for Mount Gambier Aero, Hamilton Airport, Casterton Showgrounds or Hamilton Airport.

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.