Williamtown, New South Wales
September 2025 Daily Weather Observations

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Mo5.520.20  SE2415:2612.268 NW111024.317.4598SE171020.2
2Tu7.520.10  SE2214:3014.275 NW151024.418.3675ESE171020.3
3We7.121.50  WNW3908:4914.858 WNW261022.820.836 NW91019.2
4Th6.524.30  WNW4413:2514.957 WNW151021.523.027 WNW241017.1
5Fr8.520.50  SSE4114:4217.853 SW171026.417.8683SSE281026.7
6Sa9.920.80  ENE3310:0217.4612NNE71031.520.853 ENE171027.4
7Su6.525.60  NE2612:4616.069 NNW71026.724.630 NNE91021.0
8Mo11.728.50  NW4413:2319.058 NW91020.326.2408NW221014.9
9Tu15.224.20  WNW3711:2919.9694WNW61016.523.6558NW171012.1
10We15.920.211.2  WSW6520:2917.0968SE41009.619.2838SW71003.1
11Th10.215.314.0  WNW6902:1011.3888W371007.614.1838SSW351012.9
12Fr8.4 7.0     14.673 WNW171023.218.154 SE91021.1
13Sa7.821.90.2  SE2815:1414.470 WNW91027.021.739 NW111023.7
14Su8.524.70  WNW3715:0416.566 WNW151025.624.030 NW221020.5
15Mo7.127.10  WNW4813:5019.250 N41022.626.736 WNW241017.2
16Tu9.626.90  NW2412:0220.160 NW71018.126.138 NNW151013.3
17We13.427.90  NW5012:5323.2563WNW91015.927.441 WNW331012.3
18Th11.521.80  SE2614:3816.847 W71025.020.452 SE171021.4
19Fr11.126.50  NW2814:5516.870 NW111020.725.634 WNW151015.0
20Sa14.825.51.0  WNW6309:4220.665 WNW461008.124.4291WSW241007.6
21Su8.322.70  W3914:2016.549 WNW191018.122.330 NW221013.8
22Mo11.523.50  S5620:5418.552 WNW221018.321.0467SE171016.4
23Tu9.318.217.2  S3313:5714.554 SW151025.817.445 S151023.0
24We7.125.00.2  WNW4409:1516.056 WNW241019.824.334 WNW221014.4
25Th10.526.50  W4415:4017.150 WNW301017.825.629 WNW311012.6
26Fr12.228.60  NW6512:1422.038 WNW221015.628.226 NW301011.6
27Sa10.825.50  N2417:4120.1417WNW131016.025.1418NNW151013.0
28Su11.329.40  SW3911:0022.2533WNW111012.826.056 E71010.1
29Mo16.922.67.6  SSE2612:1620.964 S131018.621.4661SE171014.8
30Tu11.428.60  N2408:4121.9711NNE91013.927.257 NE131007.3
Statistics for September 2025
Mean10.223.9      17.5614 151019.822.6465 181016.1
Lowest5.515.30     11.3381#41007.614.1261#71003.1
Highest16.929.417.2  WNW69 23.2968WNW461031.528.2838SSW351027.4
Total  58.4                 

IDCJDW2145.202509   Prepared at 13:00 UTC on Tuesday 7 October 2025

Source of data

Observations were drawn from Williamtown RAAF {station 061078}.

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.

Other formats

To print this page, get the PDF version (one page, 45 kb).

To use this page in a spreadsheet, get the plain text version (4 kb).

Other times and other places

The last 14 months of Daily Weather Observations for Williamtown, New South Wales 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 New South Wales 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 Williamtown, New South Wales, look at the tables for Williamtown RAAF.

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.