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 S44981.9-25.960 S63978.8
4Mo-28.9-21.3  2.1S4113:31-25.065 S11973.4-22.465 E24975.3
5Tu-27.2-21.90 5.6E7817:01-25.655 S22969.2-23.8601NE28968.9
6We-26.0-12.00 4.8ESE3005:37-23.746 SSE20992.4-20.645 E9989.3
7Th-24.3-9.00 0.0E5712:17-12.960 S7988.3-10.147 SE9983.0
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 NE6999.4-16.679 SE6996.1
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 ESE9982.0-5.482 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 0.8ENE2611:16-16.2737Calm981.2-17.157 SSE13983.1
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   -18.480 Calm994.8-17.184 NNE9995.9
20We-18.0-14.20 0.0SSW3023:29-14.6858  994.1-14.585 NE11993.9
21Th-29.6-19.20 0.0SSW4615:36-28.369 S26992.9-26.168 SSW24993.2
22Fr-28.2 0 0.0ESE12219:50-19.866 S20987.1-12.358 SSW28974.8
23Sa-19.5-12.80 0.0SSW5901:23-14.385 NNW15959.1-20.779 SSE39958.3
24Su-21.5-7.30 0.0ENE8919:31-20.968 ENE24983.9-18.077 SSE31978.0
25Mo-21.4-3.26.6 0.0ENE8116:57-10.788 S15977.6-5.585 ENE11968.1
26Tu-16.1-3.714.6 0.0WNW5604:42-15.077 NNE26969.8-14.169 NNE22974.3
27We-16.6-3.73.6 0.0ENE6306:28-4.283 ENE48977.6-6.492 W7980.1
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 NNE11977.6-21.281 NNE19978.4
30Sa-26.5-8.30 0.0E9400:11-23.276 ESE11984.0-20.276 S19980.3
31Su-23.1-11.75.2 0.0ENE8001:13-13.379 NE33969.3-13.2798ENE9972.1
Statistics for May 2026
Mean-20.1-11.1  1.2   -16.0725 21982.7-15.7724 20982.2
Lowest-29.6-23.00 0.0   -28.3431Calm959.1-26.1451SE6958.3
Highest-10.9-1.514.6 6.4E161 -4.2888E100999.4-5.4928S63996.2
Total  42.4 36.7               

IDCJDW9203.202605   Prepared at 13:04 UTC on Sunday 21 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:

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   Jun 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.