Casterton, Victoria
August 2026 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
1Sa-1.313.30  N3312:162.598 NE71031.813.063 N191028.1
2Su2.514.30  NNW4612:367.673 N191023.813.847 NNW331019.9
3Mo6.412.75.8  W4416:228.493 NW171022.510.867 W241022.5
4Tu4.712.70.6  WSW3914:327.595 WNW191023.811.288 SW171022.7
5We6.213.82.6  NW2411:538.394 WNW61024.813.259 NW71022.6
6Th2.913.80  NW3512:189.182 NNW131023.512.584 NW191021.6
7Fr1.614.20.2  NE2611:535.098 ENE71023.913.376 N131020.6
8Sa5.014.00  N4623:089.380 ENE151018.512.774 NNE201013.3
9Su9.313.24.6  NNE4300:3110.593 NE201001.012.995 NNE13995.7
10Mo9.414.84.6  SSW4811:2111.295 SW22999.313.377 SW201003.7
11Tu8.314.00.6  NNW4113:169.988 NNW171010.213.172 N221007.1
12We6.413.81.6  W4111:189.385 WNW151011.313.085 W241013.6
13Th7.414.41.2  NW3312:5410.396 WNW151024.513.082 W191024.8
14Fr10.016.30  WSW3012:5511.490 WNW131029.715.466 W171029.4
15Sa5.312.90  E2011:229.398 Calm1034.312.168 SE111033.3
16Su4.414.10  ESE2809:598.391 ESE171035.113.165 E151033.2
17Mo4.017.70.2  NNE3314:197.798 ESE111035.316.365 NE191032.9
18Tu7.414.30  NNE4820:3312.379 NNE261029.213.481 NNE261025.6
19We11.717.421.4  NW5916:5314.187 NNW201019.116.566 NNW261017.1
20Th7.313.82.0  W4615:0110.096 N171021.511.189 W241018.6
21Fr7.415.24.0  WNW3716:419.791 NNW131023.314.174 WNW191021.7
22Sa9.715.31.8  SW3110:4011.095 W171024.913.668 SW191024.8
23Su9.0 0     10.777 NNW91026.614.269 NNW131023.0
Statistics for the first 23 days of August 2026
Mean6.314.4      9.390  141022.513.373  191020.7
Lowest-1.312.70     2.573 Calm999.310.847 NW7995.7
Highest11.717.721.4  NW59 14.198 NNE261035.316.595 NNW331033.3
Total  51.2                 

IDCJDW3012.202608   Prepared at 05:36 UTC on Sunday 23 August 2026

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:

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   Jul 25   

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.