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 S43984.0-16.755 S28981.7
3Su-26.2-23.00 6.4S9301:31-25.665 S44981.9-25.960 S63978.8
4Mo-28.9-21.3  2.1S4113:31-25.065 S11973.4-22.1667NE9974.5
5Tu-27.2-21.90 5.6E7817:01-25.855 S30970.3-23.351 ENE37971.8
6We-26.0-12.00 4.8ESE3005:37-23.746 SSE20992.4-20.645 E9989.3
7Th-24.3-9.00 0.0E5712:17-14.253 S13989.0-12.253 SE17983.7
8Fr-17.8-13.50 3.4NE2210:47-17.671 S11989.1-15.761 E4991.8
9Sa-18.4-1.52.0 0.0E14300:23-15.084 NE6999.4-16.679 SE6996.1
10Su-18.1-4.20 0.0E16106:55-4.643 E100963.3-11.7687SSE28972.7
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 ESE9982.0-5.482 E61984.6
14Th-10.9-9.55.0 0.0   -10.088 S20994.2-11.7866S17994.0
15Fr-17.8-14.90.6 1.7SSE3508:57-17.381 SSE30991.9-20.5802S24990.9
16Sa-22.0-9.80 0.8ENE2611:16-16.2737Calm981.2-17.571 SSE11982.7
17Su-18.1-12.00 3.1NNE2818:40-13.6687SSE13984.0-15.8771NNE19982.5
18Mo-17.9-11.80 2.1NNE3703:33-14.3731NNE13990.5-14.772 ESE13992.2
19Tu-18.4 0 0.0   -17.9742NE7994.2-17.184 NNE9995.9
20We-18.0-14.20 0.0SSW3023:29-15.584 NNE7994.4-14.585 NE11993.9
21Th-29.6-19.20 0.0SSW4615:36-28.369 S26992.9-26.168 SSW24993.2
22Fr-28.2 0 0.0ESE12219:50-20.5623SSE20988.7-12.358 SSW28974.8
23Sa-19.5-12.80 0.0SSW5901:23-14.385 NNW15959.1-20.779 SSE39958.3
24Su-21.5-7.30 0.0ENE8919:31-20.573 NE20982.6-18.077 SSE31978.0
25Mo-21.4-3.26.6 0.0ENE8116:57-11.488 SSE15978.9-9.5898SSW20971.8
26Tu-16.1-3.714.6 0.0WNW5604:42-15.077 NNE26969.8-14.169 NNE22974.3
27We-16.6-3.73.6 0.0ENE6306:28-4.282 ENE48977.4-5.4918WSW9979.4
28Th-11.1-10.53.4 0.0ENE2010:01-10.186 ENE11977.6-13.688 NE7976.2
29Fr-18.9-18.20 0.0NNE3316:07-17.685 NNE11977.6-20.381 NNE17978.4
30Sa-26.5-8.30 0.0E9400:11-24.576 ESE7983.4-20.276 S19980.3
31Su-23.1-11.75.2 0.0ENE8001:13-13.379 NE33969.3-12.472 ENE20971.2
Statistics for May 2026
Mean-20.1-11.1  1.2   -16.1714 21982.8-15.9725 21982.2
Lowest-29.6-23.00 0.0   -28.3431Calm959.1-26.1451E4958.3
Highest-10.9-1.514.6 6.4E161 -4.2887E100999.4-5.4918S63996.2
Total  42.4 36.7               

IDCJDW9203.202605   Prepared at 13:04 UTC on Sunday 7 June 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:

Jun 26   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   

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.