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Climate statistics for Australian locations
Monthly climate statistics
All years of record
CHRISTMAS ISLAND AERO
An extended list of climate statistics recorded is provided below. There is also a summary table for printing with the commonly requested statistics and a map showing the location of this site. Monthly statistics are only included if there are more than 10 years of suitable data.
Site details
| Site name: CHRISTMAS ISLAND AERO | Site number: 200790 | Commenced: 1972 | Map | |
| Latitude: 10.45° S | Longitude: 105.69° E | Elevation: 261 m | Operational status: Open | |
| Statistics | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | Plot | Map | |
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| Temperature | |||||||||||||||||
| Maximum temperature | |||||||||||||||||
| Mean maximum temperature (°C) | 27.9 | 27.9 | 28.2 | 28.2 | 27.8 | 27.0 | 26.2 | 26.0 | 26.2 | 26.8 | 27.2 | 27.7 | 27.3 | 39 | 1972 2013 |
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| Highest temperature (°C) | 30.6 | 31.5 | 31.5 | 31.4 | 30.0 | 29.4 | 28.8 | 29.5 | 30.9 | 31.4 | 31.8 | 31.2 | 31.8 | 39 | 1972 2013 |
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| Date | 04 Jan 1995 | 24 Feb 1983 | 06 Mar 1983 | 11 Apr 1983 | 02 May 1984 | 03 Jun 1984 | 01 Jul 1998 | 19 Aug 1984 | 11 Sep 1981 | 18 Oct 1981 | 30 Nov 1981 | 01 Dec 1982 | 30 Nov 1981 | ||||
| Lowest maximum temperature (°C) | 24.1 | 24.2 | 24.6 | 25.1 | 24.0 | 23.4 | 22.8 | 22.9 | 23.0 | 23.2 | 23.6 | 23.4 | 22.8 | 39 | 1972 2013 |
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| Date | 11 Jan 2001 | 09 Feb 2008 | 22 Mar 2008 | 01 Apr 1975 | 28 May 1977 | 20 Jun 1976 | 31 Jul 1976 | 26 Aug 1992 | 14 Sep 1975 | 29 Oct 1975 | 27 Nov 2000 | 04 Dec 1981 | 31 Jul 1976 | ||||
| Decile 1 maximum temperature (°C) | 26.5 | 26.4 | 26.9 | 27.2 | 26.7 | 25.8 | 25.2 | 25.0 | 25.2 | 25.8 | 26.1 | 26.5 | 39 | 1972 2013 |
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| Decile 9 maximum temperature(°C) | 29.0 | 29.2 | 29.3 | 29.2 | 28.8 | 28.2 | 27.3 | 27.0 | 27.2 | 27.9 | 28.4 | 28.8 | 39 | 1972 2013 |
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| Mean number of days ≥ 30 °C | 0.4 | 0.6 | 0.9 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.4 | 3.0 | 39 | 1972 2013 |
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| Mean number of days ≥ 35 °C | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 39 | 1972 2013 |
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| Mean number of days ≥ 40 °C | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 39 | 1972 2013 |
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| Minimum temperature | |||||||||||||||||
| Mean minimum temperature (°C) | 22.7 | 22.6 | 23.0 | 23.5 | 23.8 | 23.2 | 22.5 | 22.2 | 22.2 | 22.6 | 22.8 | 22.5 | 22.8 | 39 | 1972 2013 |
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| Lowest temperature (°C) | 18.8 | 18.4 | 18.6 | 18.3 | 19.3 | 14.1 | 16.2 | 17.7 | 16.7 | 18.2 | 18.0 | 18.0 | 14.1 | 39 | 1972 2013 |
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| Date | 27 Jan 1982 | 03 Feb 1989 | 15 Mar 1982 | 14 Apr 1978 | 13 May 1977 | 18 Jun 1997 | 11 Jul 1978 | 04 Aug 1997 | 14 Sep 1982 | 21 Oct 1986 | 11 Nov 1976 | 07 Dec 1985 | 18 Jun 1997 | ||||
| Highest minimum temperature (°C) | 25.4 | 25.7 | 26.1 | 26.1 | 26.2 | 25.9 | 24.9 | 25.2 | 24.8 | 25.5 | 25.1 | 25.6 | 26.2 | 39 | 1972 2013 |
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| Date | 01 Jan 1973 | 28 Feb 1988 | 19 Mar 1996 | 23 Apr 2005 | 07 May 1998 | 26 Jun 1988 | 15 Jul 1998 | 04 Aug 1998 | 21 Sep 1981 | 24 Oct 1981 | 03 Nov 1981 | 29 Dec 1972 | 07 May 1998 | ||||
| Decile 1 minimum temperature (°C) | 21.3 | 21.2 | 21.6 | 22.0 | 22.2 | 21.8 | 21.3 | 21.0 | 21.2 | 21.6 | 21.6 | 20.8 | 39 | 1972 2013 |
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| Decile 9 minimum temperature (°C) | 24.1 | 24.1 | 24.5 | 25.0 | 25.0 | 24.5 | 23.6 | 23.2 | 23.1 | 23.6 | 23.9 | 24.1 | 39 | 1972 2013 |
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| Mean number of days ≤ 2 °C | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 39 | 1972 2013 |
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| Mean number of days ≤ 0 °C | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 39 | 1972 2013 |
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| Ground surface temperature | |||||||||||||||||
| Mean daily ground minimum temperature (°C) | 7 | 1997 2004 |
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| Lowest ground temperature (°C) | 7 | 1997 2004 |
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| Date | |||||||||||||||||
| Mean number of days ground min. temp. ≤ -1 °C | 7 | 1997 2004 |
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| Statistics | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | Plot | Map | |
| Rainfall | |||||||||||||||||
| Mean rainfall (mm) | 300.7 | 346.6 | 299.2 | 224.3 | 174.6 | 153.9 | 94.8 | 42.1 | 44.8 | 65.6 | 146.7 | 215.5 | 2123.8 | 39 | 1973 2013 |
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| Highest rainfall (mm) | 704.6 | 811.1 | 696.8 | 570.1 | 528.6 | 708.4 | 628.2 | 163.8 | 346.0 | 474.4 | 526.5 | 758.6 | 3715.3 | 39 | 1973 2013 |
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| Date | 2011 | 1975 | 2001 | 1991 | 1978 | 1978 | 1998 | 1978 | 1975 | 1975 | 1981 | 1989 | 1978 | ||||
| Lowest rainfall (mm) | 45.6 | 59.6 | 36.4 | 18.6 | 14.1 | 9.2 | 4.0 | 1.4 | 0.0 | 0.0 | 3.8 | 12.0 | 1066.9 | 39 | 1973 2013 |
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| Date | 1998 | 1993 | 1980 | 1988 | 2005 | 2003 | 1976 | 2012 | 2006 | 1994 | 1982 | 1997 | 1987 | ||||
| Decile 1 rainfall (mm) | 104.6 | 116.8 | 120.5 | 37.6 | 46.0 | 19.6 | 10.6 | 4.8 | 3.6 | 0.8 | 7.3 | 39.6 | 1262.3 | 40 | 1973 2013 |
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| Decile 5 (median) rainfall (mm) | 269.0 | 310.6 | 264.3 | 222.4 | 140.0 | 83.2 | 49.4 | 25.2 | 21.8 | 29.5 | 116.8 | 177.5 | 1960.2 | 40 | 1973 2013 |
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| Decile 9 rainfall (mm) | 484.2 | 551.4 | 535.2 | 383.8 | 329.9 | 437.3 | 220.7 | 103.1 | 107.0 | 180.7 | 348.8 | 460.8 | 3055.3 | 40 | 1973 2013 |
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| Highest daily rainfall (mm) | 145.0 | 186.2 | 173.2 | 146.6 | 171.6 | 140.0 | 155.6 | 57.1 | 94.2 | 182.0 | 129.0 | 141.2 | 186.2 | 39 | 1973 2013 |
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| Date | 21 Jan 2011 | 12 Feb 2001 | 20 Mar 2001 | 20 Apr 2010 | 15 May 2004 | 12 Jun 1998 | 31 Jul 1978 | 14 Aug 1993 | 11 Sep 1975 | 30 Oct 1978 | 11 Nov 1974 | 31 Dec 1998 | 12 Feb 2001 | ||||
| Mean number of days of rain | 19.1 | 19.9 | 21.6 | 18.3 | 16.3 | 13.9 | 12.3 | 9.9 | 8.6 | 8.5 | 12.0 | 15.2 | 175.6 | 40 | 1973 2013 |
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| Mean number of days of rain ≥ 1 mm | 15.6 | 16.4 | 17.5 | 13.7 | 11.8 | 10.5 | 7.9 | 6.2 | 5.1 | 5.0 | 8.4 | 11.3 | 129.4 | 39 | 1973 2013 |
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| Mean number of days of rain ≥ 10 mm | 8.7 | 9.2 | 8.3 | 5.9 | 4.7 | 3.9 | 2.4 | 1.3 | 1.1 | 1.8 | 3.7 | 5.5 | 56.5 | 39 | 1973 2013 |
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| Mean number of days of rain ≥ 25 mm | 3.9 | 4.2 | 3.6 | 2.7 | 1.9 | 1.6 | 1.1 | 0.2 | 0.5 | 0.7 | 1.8 | 2.8 | 25.0 | 39 | 1973 2013 |
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| Statistics | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | Plot | Map | |
| Other daily elements | |||||||||||||||||
| Mean daily wind run (km) | 272 | 263 | 279 | 348 | 422 | 437 | 482 | 497 | 503 | 471 | 403 | 301 | 390 | 14 | 1995 2012 |
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| Maximum wind gust speed (km/h) | 87 | 71 | 82 | 70 | 68 | 67 | 63 | 76 | 59 | 74 | 74 | 106 | 106 | 26 | 1972 2013 |
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| Date | 14 Jan 1974 | 08 Feb 1996 | 18 Mar 1975 | 22 Apr 2008 | 15 May 1996 | 16 Jun 1996 | 08 Jul 1997 | 10 Aug 1996 | 01 Sep 1973 | 30 Oct 1995 | 03 Nov 1995 | 17 Dec 1980 | 17 Dec 1980 | ||||
| Mean daily sunshine (hours) | |
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| Mean daily solar exposure (MJ/m2) | |
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| Mean number of clear days | 0.9 | 0.6 | 0.5 | 0.9 | 1.0 | 0.3 | 0.4 | 0.9 | 0.5 | 0.3 | 0.6 | 1.0 | 7.9 | 28 | 1972 2010 |
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| Mean number of cloudy days | 16.7 | 15.2 | 16.3 | 14.6 | 15.2 | 14.4 | 14.2 | 15.0 | 16.4 | 17.4 | 16.8 | 15.8 | 188.0 | 28 | 1972 2010 |
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| Mean daily evaporation (mm) | 9 | 1972 1981 |
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| Statistics | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | Plot | Map | |
| 9 am conditions | |||||||||||||||||
| Mean 9am temperature (°C) | 25.9 | 25.7 | 26.1 | 26.3 | 26.0 | 25.3 | 24.5 | 24.2 | 24.3 | 25.0 | 25.4 | 25.7 | 25.4 | 31 | 1972 2010 |
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| Mean 9am wet-bulb temperature (°C) | 23.7 | 23.8 | 24.2 | 24.2 | 23.9 | 23.2 | 22.3 | 21.8 | 22.0 | 22.5 | 22.9 | 23.2 | 23.1 | 31 | 1972 2010 |
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| Mean 9am dew-point temperature (°C) | 22.6 | 22.9 | 23.3 | 23.2 | 22.8 | 22.2 | 21.2 | 20.6 | 20.7 | 21.3 | 21.7 | 22.0 | 22.0 | 31 | 1972 2010 |
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| Mean 9am relative humidity (%) | 82 | 85 | 85 | 84 | 83 | 83 | 82 | 81 | 81 | 80 | 81 | 81 | 82 | 31 | 1972 2010 |
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| Mean 9am cloud cover (oktas) | 5.9 | 5.8 | 5.9 | 5.9 | 5.7 | 5.9 | 5.6 | 5.7 | 5.9 | 6.1 | 6.1 | 5.8 | 5.9 | 29 | 1972 2010 |
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| Mean 9am wind speed (km/h) | 12.6 | 11.4 | 12.5 | 15.4 | 17.4 | 19.1 | 20.7 | 21.6 | 22.1 | 21.1 | 18.0 | 14.1 | 17.2 | 35 | 1972 2010 |
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| 9am wind speed vs direction plot |  |
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| Statistics | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | Years | Plot | Map | |
| 3 pm conditions | |||||||||||||||||
| Mean 3pm temperature (°C) | 26.2 | 26.2 | 26.5 | 26.5 | 26.2 | 25.4 | 24.8 | 24.4 | 24.4 | 24.9 | 25.4 | 25.9 | 25.6 | 32 | 1972 2010 |
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| Mean 3pm wet-bulb temperature (°C) | 23.7 | 24.0 | 24.3 | 24.3 | 23.9 | 23.3 | 22.4 | 21.9 | 22.0 | 22.5 | 22.9 | 23.2 | 23.2 | 32 | 1972 2010 |
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| Mean 3pm dew-point temperature (°C) | 22.5 | 22.9 | 23.3 | 23.2 | 22.9 | 22.2 | 21.3 | 20.6 | 20.8 | 21.3 | 21.6 | 21.9 | 22.0 | 32 | 1972 2010 |
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| Mean 3pm relative humidity (%) | 81 | 82 | 83 | 83 | 83 | 82 | 81 | 80 | 81 | 80 | 80 | 79 | 81 | 32 | 1972 2010 |
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| Mean 3pm cloud cover (oktas) | 6.2 | 6.1 | 6.0 | 5.8 | 5.9 | 5.9 | 5.7 | 5.6 | 5.9 | 6.1 | 6.0 | 6.0 | 5.9 | 29 | 1972 2010 |
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| Mean 3pm wind speed (km/h) | 13.5 | 13.2 | 13.3 | 14.8 | 16.4 | 18.0 | 20.1 | 21.0 | 21.2 | 20.3 | 17.7 | 14.3 | 17.0 | 31 | 1972 2010 |
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| 3pm wind speed vs direction plot | |
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red = highest value
blue = lowest value
Product IDCJCM0032 Prepared at Thu 23 May 2013 00:30:35 AM EST
Monthly statistics are only included if there are more than 10 years of data. The number of years (provided in the 2nd last column of the table) may differ between elements if the observing program at the site changed. More detailed data for individual sites can be obtained by contacting the Bureau.
Related Links
- This page URL: http://www.bom.gov.au/climate/averages/tables/cw_200790_All.shtml
- Summary statistics and locational map for this site:
http://www.bom.gov.au/climate/averages/tables/cw_200790.shtml - About climate averages: http://www.bom.gov.au/climate/cdo/about/about-stats.shtml
- Data file (csv): http://www.bom.gov.au/clim_data/cdio/tables/text/IDCJCM0032_200790.csv
- Climate averages home page URL: http://www.bom.gov.au/climate/data/index.shtml
- Bureau of Meteorology website: http://www.bom.gov.au
Related information
Maps
- Long term climatology maps for selected elements
- Rainfall maps and temperature maps based on recent observations
Recent observations for this site
- Daily Weather Observations from this site are included in the Daily Weather Observations Christmas Island
Latest seasonal climate outlook for Western Australia
- Three month state seasonal climate outlooks for rainfall and temperature
Additional climate information
- Weather station directory
- Contact the Bureau of Meteorology climate service
- Climate education information available on this web site
Page created: Thu 23 May 2013 00:30:35 AM EST