Cocos Islands
December 2025 Daily Weather Observations
Observations from the airport , which is on West Island.
Cocos Islands
| Date | Day | Temps | Rain | Evap | Sun | Max wind gust | 9 am | 3 pm | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | Max | Dir | Spd | Time | Temp | RH | Cld | Dir | Spd | MSLP | Temp | RH | Cld | Dir | Spd | MSLP | |||||
| °C | °C | mm | mm | hours | km/h | local | °C | % | 8th | km/h | hPa | °C | % | 8th | km/h | hPa | |||||
| 1 | Mo | 24.5 | 29.5 | 1.6 | SE | 35 | 08:38 | 27.9 | 77 | SE | 24 | 1014.7 | 27.9 | 70 | SE | 26 | 1011.3 | ||||
| 2 | Tu | 25.4 | 29.4 | 0.2 | SE | 33 | 20:27 | 27.6 | 69 | SE | 24 | 1013.9 | 27.9 | 69 | SE | 20 | 1011.2 | ||||
| 3 | We | 25.4 | 29.5 | 0 | SE | 31 | 02:31 | 28.0 | 66 | SE | 19 | 1013.5 | 28.7 | 66 | ESE | 15 | 1011.3 | ||||
| 4 | Th | 26.1 | 29.6 | 0 | SE | 35 | 18:11 | 27.5 | 80 | SE | 22 | 1013.4 | 28.2 | 82 | ESE | 17 | 1011.8 | ||||
| 5 | Fr | 24.9 | 0 | 27.4 | 80 | SE | 24 | 1014.6 | 26.7 | 87 | 8 | E | 17 | 1011.5 | |||||||
| 6 | Sa | 25.9 | 30.5 | SE | 39 | 00:36 | 28.5 | 73 | ESE | 19 | 1013.7 | 29.3 | 69 | ESE | 19 | 1011.6 | |||||
| 7 | Su | 26.2 | 30.5 | 0 | E | 39 | 11:03 | 28.5 | 79 | ESE | 19 | 1012.9 | 29.6 | 75 | ESE | 19 | 1010.7 | ||||
| 8 | Mo | 25.9 | 30.1 | 0 | SE | 37 | 12:58 | 28.4 | 80 | ESE | 20 | 1013.0 | 28.9 | 76 | ESE | 24 | 1011.1 | ||||
| 9 | Tu | 25.8 | 29.8 | 0 | SE | 33 | 05:10 | 27.9 | 70 | SE | 24 | 1012.0 | 29.5 | 65 | ESE | 17 | 1009.5 | ||||
| 10 | We | 25.5 | 30.6 | 0 | SE | 33 | 13:20 | 28.3 | 70 | ESE | 15 | 1012.5 | 28.3 | 70 | SE | 19 | 1009.7 | ||||
| 11 | Th | 25.5 | 29.7 | 0 | 28.0 | 76 | SE | 26 | 1012.5 | 27.9 | 78 | SE | 20 | 1010.2 | |||||||
| 12 | Fr | 24.6 | 29.4 | SE | 52 | 06:09 | 27.3 | 86 | SE | 31 | 1011.1 | 29.2 | 78 | SE | 31 | 1008.5 | |||||
| 13 | Sa | 26.5 | 30.3 | 0 | SE | 48 | 02:10 | 28.3 | 78 | ESE | 28 | 1010.3 | 29.4 | 74 | ESE | 22 | 1008.7 | ||||
| 14 | Su | 26.3 | 30.3 | 0 | ESE | 37 | 19:42 | 28.3 | 80 | ESE | 22 | 1009.9 | 29.6 | 75 | ESE | 20 | 1007.4 | ||||
| 15 | Mo | 24.8 | 30.9 | 10.0 | E | 54 | 10:14 | 26.1 | 94 | E | 33 | 1008.7 | 27.4 | 91 | N | 31 | 1006.3 | ||||
| 16 | Tu | 25.0 | 31.7 | 16.8 | E | 46 | 23:40 | 29.2 | 83 | NE | 13 | 1009.1 | 30.9 | 79 | NE | 13 | 1006.9 | ||||
| 17 | We | 26.1 | 0 | 29.5 | 81 | E | 28 | 1010.4 | |||||||||||||
| Statistics for the first 17 days of December 2025 | |||||||||||||||||||||
| Mean | 25.6 | 30.1 | 28.0 | 77 | 23 | 1012.1 | 28.7 | 75 | 8 | 20 | 1009.9 | ||||||||||
| Lowest | 24.5 | 29.4 | 0 | 26.1 | 66 | NE | 13 | 1008.7 | 26.7 | 65 | 8 | NE | 13 | 1006.3 | |||||||
| Highest | 26.5 | 31.7 | 16.8 | E | 54 | 29.5 | 94 | E | 33 | 1014.7 | 30.9 | 91 | 8 | # | 31 | 1011.8 | |||||
| Total | 28.6 | ||||||||||||||||||||
IDCJDW6027.202512 Prepared at 04:00 UTC on Wednesday 17 December 2025
Source of data
Observations were drawn from Cocos Island Airport {station 200284}.
The Cocos Island (Keeling) Islands time zone is 6.5 hours ahead of UTC, i.e. 1.5 hours behind WST. However, the standard observation times are at 30 minutes past the hour. So, for example, the "9am" observations are made at 0930 Local Standard Time (0300UTC).
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 Cocos Islands are also here on this web site:
Dec 25 Nov 25 Oct 25 Sep 25 Aug 25 Jul 25 Jun 25 May 25
Apr 25 Mar 25 Feb 25 Jan 25 Dec 24 Nov 24
Daily Weather Observations are also routinely prepared for hundreds of other locations in Western Australia, Australia's Offshore Islands 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 Cocos Islands, look at the tables for Cocos Island Airport.
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.