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Climate statistics for Australian locations
Monthly climate statistics
All years of record
CESSNOCK (NULKABA)
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.
Note: Many statistics are updated quarterly and recent weather events may not be represented in the statistics below. For more current information on recent extreme values, please refer to the corresponding Daily rainfall, Maximum temperature and Minimum temperature data tables for this site, and our Australian Climate and Weather Extremes Monitoring System. Missing observations associated with the observer being unavailable (where observations are undertaken manually), a failure in the observing equipment, or when an event has produced suspect data may result in an extreme event not being recorded.Site details
| Site name: CESSNOCK (NULKABA) | Site number: 061242 | Commenced: 1966 | Map | |
| Latitude: 32.81° S | Longitude: 151.35° E | Elevation: 62 m | Operational status: Closed 01 Sep 2012 | |
| 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) | 30.4 | 29.6 | 27.5 | 24.6 | 21.0 | 18.2 | 17.8 | 19.8 | 22.7 | 25.3 | 27.4 | 29.3 | 24.5 | 35 | 1973 2012 |
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| Highest temperature (°C) | 44.1 | 44.9 | 40.6 | 34.6 | 30.1 | 25.5 | 25.3 | 30.6 | 35.4 | 40.1 | 44.0 | 43.0 | 44.9 | 35 | 1973 2012 |
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| Date | 01 Jan 2006 | 02 Feb 2006 | 09 Mar 1983 | 08 Apr 1998 | 04 May 2007 | 06 Jun 1997 | 29 Jul 1975 | 21 Aug 1995 | 30 Sep 1980 | 21 Oct 1988 | 20 Nov 2009 | 01 Dec 2004 | 02 Feb 2006 | ||||
| Lowest maximum temperature (°C) | 19.4 | 18.3 | 17.6 | 14.6 | 12.4 | 10.0 | 11.4 | 10.0 | 13.1 | 14.4 | 15.3 | 17.7 | 10.0 | 35 | 1973 2012 |
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| Date | 17 Jan 2005 | 02 Feb 2012 | 09 Mar 1982 | 17 Apr 1983 | 28 May 2000 | 23 Jun 1998 | 03 Jul 1984 | 11 Aug 1973 | 05 Sep 1975 | 02 Oct 2011 | 05 Nov 1996 | 19 Dec 1975 | 11 Aug 1973 | ||||
| Decile 1 maximum temperature (°C) | 24.2 | 23.9 | 23.1 | 20.6 | 17.6 | 15.2 | 15.0 | 16.4 | 17.9 | 19.6 | 20.8 | 23.0 | 36 | 1973 2012 |
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| Decile 9 maximum temperature(°C) | 37.7 | 36.2 | 32.5 | 28.7 | 24.4 | 21.0 | 20.5 | 23.6 | 28.2 | 31.6 | 34.6 | 36.2 | 36 | 1973 2012 |
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| Mean number of days ≥ 30 °C | 15.0 | 12.5 | 7.4 | 1.3 | 0.0 | 0.0 | 0.0 | 0.1 | 1.4 | 5.4 | 9.1 | 13.2 | 65.4 | 35 | 1973 2012 |
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| Mean number of days ≥ 35 °C | 6.3 | 3.8 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.7 | 2.7 | 4.5 | 19.4 | 35 | 1973 2012 |
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| Mean number of days ≥ 40 °C | 1.1 | 0.7 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.5 | 2.7 | 35 | 1973 2012 |
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| Minimum temperature | |||||||||||||||||
| Mean minimum temperature (°C) | 17.7 | 17.7 | 15.5 | 11.7 | 8.5 | 6.0 | 4.6 | 4.9 | 7.9 | 10.9 | 13.8 | 16.1 | 11.3 | 35 | 1973 2012 |
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| Lowest temperature (°C) | 8.1 | 8.4 | 6.6 | 0.5 | -1.6 | -2.9 | -4.2 | -3.3 | -0.6 | 0.6 | 4.0 | 5.6 | -4.2 | 36 | 1973 2012 |
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| Date | 20 Jan 1977 | 23 Feb 1993 | 21 Mar 1975 | 23 Apr 2006 | 16 May 2011 | 30 Jun 1982 | 12 Jul 2002 | 01 Aug 1977 | 14 Sep 1992 | 13 Oct 1987 | 04 Nov 1974 | 07 Dec 2002 | 12 Jul 2002 | ||||
| Highest minimum temperature (°C) | 26.5 | 26.3 | 22.3 | 19.4 | 18.7 | 16.7 | 13.8 | 14.8 | 20.1 | 22.6 | 26.2 | 25.5 | 26.5 | 36 | 1973 2012 |
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| Date | 09 Jan 1983 | 06 Feb 2011 | 14 Mar 1983 | 04 Apr 1981 | 03 May 2000 | 05 Jun 1988 | 31 Jul 2010 | 18 Aug 1988 | 24 Sep 1983 | 05 Oct 1988 | 19 Nov 1980 | 01 Dec 2004 | 09 Jan 1983 | ||||
| Decile 1 minimum temperature (°C) | 13.6 | 14.0 | 11.4 | 7.1 | 3.2 | 0.9 | -0.2 | 0.0 | 3.1 | 6.0 | 9.4 | 11.9 | 37 | 1973 2012 |
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| Decile 9 minimum temperature (°C) | 21.4 | 21.2 | 19.2 | 16.0 | 13.6 | 11.0 | 9.5 | 10.1 | 12.7 | 15.5 | 18.2 | 19.9 | 37 | 1973 2012 |
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| Mean number of days ≤ 2 °C | 0.0 | 0.0 | 0.0 | 0.1 | 1.6 | 5.2 | 8.5 | 8.1 | 1.4 | 0.1 | 0.0 | 0.0 | 25.0 | 36 | 1973 2012 |
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| Mean number of days ≤ 0 °C | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.7 | 3.5 | 3.0 | 0.1 | 0.0 | 0.0 | 0.0 | 8.6 | 36 | 1973 2012 |
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| Ground surface temperature | |||||||||||||||||
| Mean daily ground minimum temperature (°C) | |
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| Lowest ground temperature (°C) | |
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| Mean number of days ground min. temp. ≤ -1 °C | |
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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) | 87.9 | 105.1 | 86.1 | 58.2 | 53.2 | 60.9 | 32.6 | 36.5 | 43.8 | 59.3 | 72.7 | 70.7 | 764.3 | 46 | 1966 2012 |
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| Highest rainfall (mm) | 251.3 | 370.0 | 289.3 | 245.6 | 170.9 | 352.4 | 126.7 | 159.8 | 135.8 | 187.6 | 176.4 | 187.7 | 1095.5 | 46 | 1966 2012 |
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| Date | 1968 | 1990 | 1978 | 1989 | 1977 | 2007 | 1999 | 1987 | 2006 | 1985 | 1984 | 1970 | 1978 | ||||
| Lowest rainfall (mm) | 2.5 | 4.8 | 4.0 | 1.9 | 0.8 | 4.2 | 0.5 | 0.0 | 0.4 | 1.3 | 13.9 | 7.8 | 466.9 | 46 | 1966 2012 |
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| Date | 1969 | 1987 | 1986 | 1980 | 2008 | 2001 | 1977 | 1995 | 2003 | 1968 | 1967 | 1979 | 1980 | ||||
| Decile 1 rainfall (mm) | 31.0 | 22.1 | 33.4 | 11.0 | 8.3 | 13.9 | 6.0 | 4.8 | 9.9 | 11.3 | 22.2 | 18.4 | 47 | n/a n/a |
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| Decile 5 (median) rainfall (mm) | 73.9 | 80.9 | 71.8 | 42.5 | 43.7 | 35.2 | 26.4 | 25.8 | 34.0 | 45.3 | 67.2 | 66.9 | 47 | n/a n/a |
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| Decile 9 rainfall (mm) | 181.2 | 200.5 | 169.8 | 137.8 | 109.0 | 138.4 | 69.1 | 84.5 | 95.0 | 121.5 | 140.8 | 119.1 | 47 | n/a n/a |
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| Highest daily rainfall (mm) | 99.2 | 148.8 | 137.8 | 65.4 | 130.0 | 189.8 | 60.0 | 75.2 | 58.6 | 81.8 | 65.0 | 69.6 | 189.8 | 47 | 1966 2012 |
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| Date | 30 Jan 1984 | 03 Feb 1990 | 04 Mar 1977 | 02 Apr 1989 | 23 May 1981 | 09 Jun 2007 | 06 Jul 1988 | 18 Aug 1987 | 10 Sep 2006 | 14 Oct 1985 | 08 Nov 1978 | 11 Dec 2002 | 09 Jun 2007 | ||||
| Mean number of days of rain | 10.7 | 10.6 | 10.7 | 8.8 | 8.8 | 9.1 | 7.7 | 7.6 | 7.6 | 9.6 | 10.8 | 9.7 | 111.7 | 46 | 1966 2012 |
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| Mean number of days of rain ≥ 1 mm | 7.8 | 8.0 | 8.1 | 6.4 | 6.2 | 6.1 | 4.9 | 5.0 | 5.2 | 7.0 | 8.0 | 7.2 | 79.9 | 47 | 1966 2012 |
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| Mean number of days of rain ≥ 10 mm | 2.9 | 3.0 | 2.6 | 1.7 | 1.6 | 1.7 | 0.9 | 1.0 | 1.4 | 1.8 | 2.2 | 2.3 | 23.1 | 47 | 1966 2012 |
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| Mean number of days of rain ≥ 25 mm | 0.9 | 1.2 | 0.9 | 0.6 | 0.4 | 0.5 | 0.2 | 0.2 | 0.3 | 0.4 | 0.5 | 0.7 | 6.8 | 47 | 1966 2012 |
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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) | |
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| Maximum wind gust speed (km/h) | |
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| Date | |||||||||||||||||
| Mean daily sunshine (hours) | |
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| Mean daily solar exposure (MJ/m2) | 22.7 | 20.0 | 16.8 | 14.0 | 10.8 | 9.2 | 10.3 | 13.6 | 17.3 | 20.0 | 21.7 | 23.2 | 16.6 | 36 | 1990 2026 |
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| Mean number of clear days | 4.7 | 3.6 | 5.0 | 5.5 | 6.0 | 6.4 | 7.7 | 9.6 | 7.5 | 5.9 | 4.3 | 4.2 | 70.4 | 35 | 1973 2010 |
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| Mean number of cloudy days | 12.1 | 12.3 | 11.6 | 9.4 | 10.3 | 9.6 | 8.1 | 6.8 | 7.8 | 10.2 | 12.4 | 11.2 | 121.8 | 35 | 1973 2010 |
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| Mean daily evaporation (mm) | 5.7 | 4.9 | 3.9 | 2.8 | 1.9 | 1.5 | 1.7 | 2.5 | 3.5 | 4.3 | 5.0 | 5.7 | 3.6 | 36 | 1973 2012 |
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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) | 23.2 | 22.2 | 20.8 | 18.1 | 14.0 | 10.8 | 9.8 | 11.9 | 16.1 | 19.2 | 20.4 | 22.5 | 17.4 | 35 | 1973 2010 |
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| Mean 9am wet-bulb temperature (°C) | 19.5 | 19.4 | 18.1 | 15.5 | 12.2 | 9.3 | 8.2 | 9.4 | 12.3 | 14.7 | 16.3 | 18.1 | 14.4 | 35 | 1973 2010 |
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| Mean 9am dew-point temperature (°C) | 17.0 | 17.5 | 16.1 | 13.3 | 10.4 | 7.5 | 6.1 | 6.4 | 8.5 | 10.7 | 13.1 | 15.0 | 11.8 | 35 | 1973 2010 |
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| Mean 9am relative humidity (%) | 70 | 76 | 76 | 75 | 80 | 81 | 79 | 71 | 63 | 60 | 65 | 65 | 72 | 35 | 1973 2010 |
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| Mean 9am cloud cover (oktas) | 4.8 | 5.1 | 4.6 | 4.2 | 4.3 | 4.2 | 3.8 | 3.1 | 3.6 | 4.4 | 4.7 | 4.8 | 4.3 | 35 | 1973 2010 |
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| Mean 9am wind speed (km/h) | 10.6 | 9.8 | 9.7 | 9.6 | 9.7 | 10.4 | 10.9 | 12.8 | 14.1 | 13.1 | 12.0 | 11.6 | 11.2 | 33 | 1973 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) | 29.1 | 28.1 | 26.2 | 23.3 | 19.9 | 17.0 | 16.6 | 18.6 | 21.4 | 23.7 | 25.5 | 28.0 | 23.1 | 35 | 1973 2010 |
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| Mean 3pm wet-bulb temperature (°C) | 21.0 | 20.9 | 19.6 | 17.1 | 14.7 | 12.5 | 11.6 | 12.3 | 14.2 | 16.2 | 18.0 | 19.8 | 16.5 | 35 | 1973 2010 |
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| Mean 3pm dew-point temperature (°C) | 15.8 | 16.5 | 15.1 | 12.1 | 10.0 | 7.8 | 6.0 | 5.3 | 7.2 | 9.7 | 12.2 | 13.8 | 11.0 | 35 | 1973 2010 |
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| Mean 3pm relative humidity (%) | 49 | 53 | 54 | 52 | 55 | 57 | 52 | 44 | 44 | 46 | 48 | 46 | 50 | 35 | 1973 2010 |
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| Mean 3pm cloud cover (oktas) | 5.1 | 5.3 | 5.0 | 4.8 | 4.7 | 4.7 | 4.3 | 4.0 | 4.4 | 4.8 | 5.2 | 5.0 | 4.8 | 35 | 1973 2010 |
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| Mean 3pm wind speed (km/h) | 17.4 | 15.9 | 15.3 | 13.3 | 12.2 | 13.7 | 14.5 | 16.5 | 18.2 | 17.0 | 17.4 | 17.3 | 15.7 | 30 | 1973 2010 |
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| 3pm wind speed vs direction plot | |
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red = highest value
blue = lowest value
Product IDCJCM0037 Prepared at Wed 03 Jun 2026 23:55:13 PM AEST
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_061242_All.shtml
- Summary statistics and locational map for this site:
http://www.bom.gov.au/climate/averages/tables/cw_061242.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/IDCJCM0037_061242.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
Climate outlooks
- Monthly and seasonal climate outlooks
Additional climate information
Page created: Wed 03 Jun 2026 23:55:13 PM AEST