Climate statistics for Australian locations

Statistics	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Years		Plot	Map
Temperature
Maximum temperature
Mean maximum temperature (°C)	26.4	26.3	25.2	22.9	20.0	17.6	17.0	18.3	20.5	22.5	24.0	25.7	22.2	71	1939 2009
Highest temperature (°C)	45.2	42.6	41.2	35.7	30.0	26.8	26.7	31.1	35.6	39.1	43.4	43.2	45.2	71	1939 2009
Date	01 Jan 2006	21 Feb 1980	09 Mar 1983	04 Apr 1986	13 May 1957	05 Jun 1958	24 Jul 1990	24 Aug 1954	29 Sep 2000	13 Oct 2004	25 Nov 1982	21 Dec 1994	01 Jan 2006
Lowest maximum temperature (°C)	17.7	17.7	17.3	14.6	12.7	11.3	9.7	9.1	12.8	13.4	13.1	17.0	9.1	71	1939 2009
Date	14 Jan 1948	05 Feb 1950	31 Mar 1945	21 Apr 1949	27 May 1987	21 Jun 1995	03 Jul 1984	21 Aug 1962	01 Sep 1945	03 Oct 1967	16 Nov 1988	10 Dec 2002	21 Aug 1962
Decile 1 maximum temperature (°C)	22.0	22.1	21.4	19.1	16.8	14.9	14.2	14.7	16.1	17.4	19.1	20.8		71	1939 2009
Decile 9 maximum temperature(°C)	31.4	30.9	29.3	27.0	23.4	20.5	20.0	22.1	25.9	28.8	29.8	31.9		71	1939 2009
Mean number of days ≥ 30 °C	4.7	3.8	2.4	0.7	0.0	0.0	0.0	0.0	0.7	2.2	3.0	4.9	22.4	71	1939 2009
Mean number of days ≥ 35 °C	1.2	0.8	0.3	0.0	0.0	0.0	0.0	0.0	0.0	0.4	1.0	1.2	4.9	71	1939 2009
Mean number of days ≥ 40 °C	0.3	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.2	0.7	71	1939 2009
Minimum temperature
Mean minimum temperature (°C)	18.7	19.0	17.4	14.1	10.9	8.5	7.1	8.1	10.3	13.1	15.3	17.5	13.3	71	1939 2009
Lowest temperature (°C)	9.7	11.2	7.4	6.1	3.0	1.0	-0.1	1.2	2.3	4.8	5.9	8.2	-0.1	71	1939 2009
Date	18 Jan 1949	24 Feb 1964	24 Mar 1967	21 Apr 1965	22 May 1965	21 Jun 1961	23 Jul 1943	09 Aug 1960	01 Sep 1967	08 Oct 1966	15 Nov 1949	07 Dec 1943	23 Jul 1943
Highest minimum temperature (°C)	25.7	24.5	23.4	22.2	19.1	16.8	16.6	20.2	21.2	25.5	25.3	25.3	25.7	71	1939 2009
Date	15 Jan 1978	28 Feb 2001	05 Mar 1980	01 Apr 1959	03 May 1942	09 Jun 1951	31 Jul 1975	21 Aug 1942	12 Sep 1946	03 Oct 1981	14 Nov 1996	08 Dec 1990	15 Jan 1978
Decile 1 minimum temperature (°C)	15.8	16.1	14.0	10.2	7.1	5.0	3.9	4.8	6.7	9.3	11.7	14.1		71	1939 2009
Decile 9 minimum temperature (°C)	21.4	21.7	20.4	17.6	14.8	12.5	10.7	11.8	14.3	16.8	18.6	20.4		71	1939 2009
Mean number of days ≤ 2 °C	0.0	0.0	0.0	0.0	0.0	0.1	0.3	0.1	0.0	0.0	0.0	0.0	0.5	71	1939 2009
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	71	1939 2009
Ground surface temperature
Mean daily ground minimum temperature (°C)	17.0	17.0	15.1	11.9	9.0	6.5	4.9	5.6	8.1	10.8	13.5	15.6	11.2	14	1995 2009
Lowest ground temperature (°C)	6.5	8.1	5.4	2.4	0.3	-1.1	-2.7	-1.7	0.2	1.8	3.9	4.6	-2.7	14	1995 2009
Date	14 Jan 1997	13 Feb 1996	21 Mar 1996	02 Apr 2006	30 May 2000	30 Jun 2008	03 Jul 2002	16 Aug 1997	07 Sep 2000	07 Oct 1998	11 Nov 1996	26 Dec 2006	03 Jul 2002
Mean number of days ground min. temp. ≤ -1 °C	0.0	0.0	0.0	0.0	0.0	0.1	0.4	0.3	0.0	0.0	0.0	0.0	0.8	14	1995 2009
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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)	95.3	113.3	115.4	105.6	100.0	120.9	68.9	77.4	61.2	71.4	79.9	73.4	1081.8	80	1929 2009
Highest rainfall (mm)	400.4	596.9	393.0	476.2	421.7	465.9	253.7	396.6	249.4	271.3	396.1	359.2	2025.2	80	1929 2009
Date	1972	1956	1975	1988	1943	1950	1950	1998	1995	1959	1961	1963	1963
Lowest rainfall (mm)	5.4	2.5	6.4	8.0	2.9	2.5	0.0	0.2	1.6	0.0	5.7	4.8	522.9	80	1929 2009
Date	1942	1939	1965	1997	1957	1962	1970	1995	1989	1988	1956	1979	1968
Decile 1 rainfall (mm)	26.6	23.3	32.6	20.8	19.5	24.7	12.0	7.3	10.5	13.6	16.0	19.4	739.8	80	1929 2009
Decile 5 (median) rainfall (mm)	72.6	82.2	82.2	80.7	81.2	92.8	51.7	47.5	46.4	47.4	67.4	59.8	1045.9	80	1929 2009
Decile 9 rainfall (mm)	184.7	256.3	263.5	219.3	186.9	277.4	156.5	181.1	130.7	174.6	132.6	156.8	1535.4	80	1929 2009
Highest daily rainfall (mm)	157.0	216.2	202.0	174.0	165.9	151.2	132.6	207.0	115.4	112.3	143.3	182.1	216.2	80	1929 2010
Date	08 Jan 1973	03 Feb 1990	11 Mar 1975	30 Apr 1988	01 May 1955	11 Jun 1991	10 Jul 1957	06 Aug 1986	25 Sep 1995	30 Oct 1959	14 Nov 1969	13 Dec 1963	03 Feb 1990
Mean number of days of rain	11.2	11.5	12.3	10.9	11.1	11.1	9.2	9.2	9.3	10.7	11.4	10.5	128.4	80	1929 2009
Mean number of days of rain ≥ 1 mm	8.1	8.6	9.2	8.3	8.6	8.7	6.6	6.9	6.8	7.8	8.3	7.7	95.6	80	1929 2010
Mean number of days of rain ≥ 10 mm	2.7	2.9	3.2	2.8	2.8	3.5	2.1	2.0	1.7	2.0	2.3	2.2	30.2	80	1929 2010
Mean number of days of rain ≥ 25 mm	0.9	1.1	1.2	1.3	1.1	1.5	0.6	0.8	0.5	0.6	0.6	0.6	10.8	80	1929 2010
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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)	516	473	451	416	410	409	420	432	456	472	514	512	457	15	1995 2009
Maximum wind gust speed (km/h)	152	108	128	122	130	130	109	115	111	126	152	126	152	70	1939 2009
Date	15 Jan 1949	18 Feb 1962	27 Mar 1942	08 Apr 1945	26 May 1974	04 Jun 1949	28 Jul 1947	07 Aug 1998	30 Sep 1968	28 Oct 1948	23 Nov 1975	20 Dec 1941	23 Nov 1975
Mean daily sunshine (hours)	7.6	7.2	6.9	6.9	6.2	6.0	6.6	7.8	7.9	7.9	7.6	7.9	7.2	33	1976 2009
Mean daily solar exposure (MJ/m²)	23.7	20.8	18.0	14.1	10.4	8.9	9.9	13.4	17.2	20.5	22.3	24.1	16.9	20	1990 2010
Mean number of clear days	6.8	5.5	7.7	8.7	9.3	9.1	12.1	13.1	11.0	8.2	6.4	6.5	104.4	70	1939 2009
Mean number of cloudy days	13.0	12.1	12.0	10.6	10.8	10.8	8.4	7.8	8.4	11.1	11.9	12.3	129.2	70	1939 2009
Mean daily evaporation (mm)	7.2	6.4	5.3	4.2	2.9	2.5	2.7	3.7	4.9	5.9	6.5	7.4	5.0	36	1974 2009
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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)	22.4	22.3	21.1	18.2	14.6	11.9	10.7	12.5	15.6	18.4	19.9	21.6	17.4	70	1939 2009
Mean 9am wet-bulb temperature (°C)	18.8	19.1	18.0	15.2	12.1	9.7	8.4	9.5	11.8	14.1	15.8	17.6	14.2	70	1939 2009
Mean 9am dew-point temperature (°C)	16.3	17.1	15.8	12.7	9.6	7.2	5.4	5.8	7.8	10.2	12.4	14.6	11.2	59	1939 2009
Mean 9am relative humidity (%)	70	73	73	71	73	74	71	65	62	61	64	66	69	59	1939 2009
Mean 9am cloud cover (oktas)	5.0	5.2	4.6	4.2	4.0	4.0	3.4	3.2	3.6	4.4	4.7	4.9	4.3	70	1939 2009
Mean 9am wind speed (km/h)	14.4	13.7	12.8	12.9	12.5	13.3	13.2	14.3	15.4	16.3	16.0	14.8	14.1	70	1939 2009
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)	24.8	24.8	23.9	21.6	19.0	16.6	16.1	17.2	19.0	20.7	22.1	23.9	20.8	70	1939 2009
Mean 3pm wet-bulb temperature (°C)	19.6	19.9	18.9	16.7	14.3	12.3	11.2	11.7	13.3	15.0	16.7	18.4	15.7	70	1939 2009
Mean 3pm dew-point temperature (°C)	16.2	16.8	15.5	12.7	9.9	7.6	5.5	5.5	7.7	9.9	12.3	14.3	11.2	59	1939 2009
Mean 3pm relative humidity (%)	60	63	61	59	58	57	52	49	51	54	56	58	57	59	1939 2009
Mean 3pm cloud cover (oktas)	4.5	4.6	4.3	4.3	4.3	4.4	3.8	3.6	3.8	4.4	4.6	4.5	4.3	70	1939 2009
Mean 3pm wind speed (km/h)	24.1	22.9	20.9	19.3	17.0	17.7	18.1	20.7	23.1	24.6	25.3	25.2	21.6	70	1939 2009
3pm wind speed vs direction plot

red = highest value blue = lowest value

Product IDCJCM0037 Prepared at Thu 21 Jan 2010 02:42:22 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.

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Site name: SYDNEY AIRPORT AMO		Site number: 066037	Commenced: 1929	Map
Latitude: 33.94° S	Longitude: 151.17° E	Elevation: 6 m	Operational status: Open	Map

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SYDNEY AIRPORT AMO

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