Casey, Antarctica
May 2026 Daily Weather Observations

DateDayTempsRainEvapSunMax wind gust9 am3 pm
MinMaxDirSpdTimeTempRHCldDirSpdMSLPTempRHCldDirSpdMSLP
°C°Cmmmmhourskm/hlocal°C%8thkm/hhPa°C%8thkm/hhPa
1Fr-16.2-13.20 4.9SSE6300:55-15.168 SSE19976.7-17.175 SSE22981.2
2Sa-24.1-15.20 1.8ESE9816:52-17.155 S43984.0-17.960 SW22981.8
3Su-26.2-23.00 6.4S9301:31-25.665 S44981.9-25.265 S63978.5
4Mo-28.9-21.3  2.1S4113:31-25.0581SSE17974.3-22.1667NE9974.5
5Tu-27.2-21.90 5.6E7817:01-25.855 S30970.3-23.560 ENE31969.8
6We-26.0-12.00 4.8ESE3005:37-23.746 SSE20992.4-20.645 E9989.3
7Th-24.3-9.00 0.0E5712:17-15.4586SSE13989.9-12.253 SE17983.7
8Fr-17.8-13.50 3.4NE2210:47-17.671 S11989.1-16.362 E7992.2
9Sa-18.4-1.52.0 0.0E14300:23-15.084 NE6999.4-15.883 SE9997.0
10Su-18.1-4.20 0.0E16106:55-4.643 E100963.3-8.276 NNE24976.3
11Mo-13.8-6.70.4 0.0SSE5017:35-13.782 S13997.1-9.3768S17996.2
12Tu-13.1-5.50.6 0.0SSE5413:38-10.576 ESE11981.0-11.173 SSE35977.8
13We-12.5-3.50.4 0.0E7414:09-6.661 ESE9982.0-5.2818E57983.0
14Th-10.9-9.55.0 0.0   -10.088 S20994.2-11.7866S17994.0
15Fr-17.8-14.90.6 1.7SSE3508:57-14.6848S15991.9-20.478 S20990.6
16Sa-22.0-9.80 0.8ENE2611:16-15.870 E11980.8-17.571 SSE11982.7
17Su-18.1-12.00 3.1NNE2818:40-15.169 S20983.5-15.8771NNE19982.5
18Mo-17.9-11.80 2.1NNE3703:33-14.3731NNE13990.5-14.772 ESE13992.2
19Tu-18.4 0 0.0   -17.776 NE7994.5-17.180 NE7995.8
20We -14.20 0.0SSW3023:29-14.6858  994.1-14.585 NE11993.9
21Th-29.6 0     -29.0680S22993.1-26.168 SSW24993.2
Statistics for the first 21 days of May 2026
Mean-20.1-11.7  1.8   -16.5684 22985.9-16.3716 21986.0
Lowest-29.6-23.00 0.0   -29.0430NE6963.3-26.1451#7969.8
Highest-10.9-1.55.0 6.4E161 -4.6888E100999.4-5.2868S63997.0
Total  9.0 36.7               

IDCJDW9203.202605   Prepared at 10:00 UTC on Thursday 21 May 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:

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