Casey, Antarctica
July 2025 Daily Weather Observations

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Tu-29.5-25.70.2 0.0S8915:55-28.373 S43975.9-31.171 S69973.5
2We-31.7-24.72.8 0.0S4101:02-27.7617SSE13967.0-26.3748SSE13968.0
3Th-30.9-25.71.6 0.0SE2800:49-30.6651ESE13976.8-27.365 ESE11977.6
4Fr-30.8-26.10 0.0SE2601:07-29.072 SE15983.1-31.259 SSE15982.9
5Sa-32.4-23.70 0.0SE1922:14-27.964 Calm983.2-26.167 SE9984.2
6Su-26.8-22.30 0.0ESE2409:17-24.6687ESE15982.9-25.671 ESE15979.4
7Mo-26.1-20.00 0.0NE4416:16-23.581 E9963.9-22.1731NE35963.3
8Tu-23.6-20.30 0.0SE3320:32-22.180 NNE19967.2-20.980 E9973.4
9We-25.2-5.10 0.0S4121:55-23.278 SSE19984.0-23.669 S20983.0
10Th-24.9-6.00 0.0ENE10009:43-7.866 S19974.2-6.676 E76971.2
11Fr-12.0-7.90.4 0.0NE2000:55-10.965 W7974.0-13.959 Calm972.6
12Sa-16.5-9.70 0.0NNE2823:36-10.164 NE11974.3-14.376 NNE15974.7
13Su-18.3-9.50 0.0NNE2801:02-15.483 E9988.1-11.584 ESE9989.6
14Mo-17.3-14.70 0.0S2804:14-16.281 ENE9983.6-16.574 NNE15978.0
15Tu-20.3-9.50.1 0.0E5019:08-17.3747S17976.9-14.174 E9977.7
16We-16.5-4.00.2 0.0E4314:11-15.167 S15974.3-6.563 SE20971.5
17Th-15.4-0.80 0.0E15012:02-7.179 ESE9975.2-4.783 E83973.8
18Fr-7.4-1.20 0.0E10204:15-5.466 S33999.4-6.342 SSE33993.0
19Sa-15.7-5.60 0.2NE3301:27-14.8641SSE11979.9-9.157 NE13977.6
20Su-15.0-5.60 0.0SE2401:47-7.471 SSE13978.5-8.080 NE13978.7
21Mo-10.0-6.61.2 0.1ENE6117:32-8.365 S9986.3-11.164 SE4989.5
22Tu-13.3-5.30.4 0.0E8516:57-8.877 E11997.3-8.768 NW15998.0
23We-13.1-6.10.8 0.0SSE4103:23-7.170 WSW7999.2-8.782 SSE20999.6
24Th-19.0-12.61.2 1.3NNE2208:43-13.9681NE9990.3-14.850 ENE7988.1
25Fr-19.9-15.10 0.0SSE2615:37-15.559 ESE11984.3-16.967 S15985.3
26Sa-21.0-14.70 0.0SSE2405:21-20.574 SSE20987.1-15.184 N11988.7
27Su-24.9-17.50.4 0.0SSE2413:08-21.678 SSE9990.9-22.477 SSE17991.7
28Mo-23.2-6.10.6 0.0E15400:39-21.568 E22988.6-17.8788S20982.0
29Tu-21.2-12.50 0.0E15901:56-9.050 E46967.2-15.7757S22972.3
30We-16.2-12.10.9 0.0E4315:21-14.8828S15979.1-13.749 SSE19981.7
31Th-20.7-15.90 0.0SSW2423:30-17.563 NE11988.3-17.676 NE9987.5
Statistics for July 2025
Mean-20.6-12.7  0.1   -16.9704 15981.3-16.4696 20980.9
Lowest-32.4-26.10 0.0   -30.6501Calm963.9-31.2421Calm963.3
Highest-7.4-0.82.8 1.3E159 -5.4838E46999.4-4.7848E83999.6
Total  10.8 1.6               

IDCJDW9203.202507   Prepared at 16:04 UTC on Saturday 7 February 2026

Source of data

Observations were drawn from Casey {station 300017}.

"9 am" observations are those made at 0300 UTC. This is equivalent to 10 am Local Standard Time, but 11am according to the time used by most people at the station. "3 pm" observations are similarly those made at 0900 UTC (4 pm LST, 5 pm station time).The maximum wind gust is in the 24 hours to 1 am local standard time.

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 Casey, Antarctica are also here on this web site:

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

Daily Weather Observations are also routinely prepared for hundreds of other locations in Antarctica 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 Casey, Antarctica, look at the tables for Casey or Casey (The Tunnel).

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.