Weather Records on 21 September 2016

989 weather records were set or tied worldwide on 21 September 2016. Highest significance: Mutooroo, AU.

Key Facts for 21 September 2016

On 21 September 2016, 989 weather records were set or tied at long-record stations worldwide.
496 were record highs and 37 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 980 daily.
Mutooroo set a daily record precipitation of 32.6 mm (1.3 in) on 21 September 2016.
Across 155 earlier years (1805 to 2026) the same calendar date averaged 447 records.

Record Map

989 stations

989 station records on 21 September 2016 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 September 2016: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mutooroo	Australia	Record daily precipitation	32.6 mm (1.3 in)	73 of 100 (Major)
Lake Victoria Storage	Australia	Record daily precipitation	26.5 mm (1.0 in)	72 of 100 (Major)
Balashov	Russia	Record daily precipitation	64.7 mm (2.5 in)	71 of 100 (Major)
Cockburn (Burta)	Australia	Record daily precipitation	31.0 mm (1.2 in)	70 of 100 (Major)
Menindee Post Office	Australia	Record daily precipitation	63.0 mm (2.5 in)	69 of 100 (Major)
Pirlta	Australia	Record daily precipitation	28.0 mm (1.1 in)	68 of 100 (Major)
Noonbah	Australia	Record daily precipitation	28.0 mm (1.1 in)	66 of 100 (Major)
Walpeup	Australia	Record daily precipitation	28.4 mm (1.1 in)	66 of 100 (Major)
Alpha Post Office	Australia	Record daily precipitation	42.8 mm (1.7 in)	64 of 100 (Major)
Oxley (Walmer Downs)	Australia	Record daily precipitation	31.0 mm (1.2 in)	64 of 100 (Major)
Evora Station	Australia	Record daily precipitation	40.0 mm (1.6 in)	63 of 100 (Major)
Carnarvon Station	Australia	Record daily precipitation	44.6 mm (1.8 in)	62 of 100 (Major)
Glenmorgan Post Office	Australia	Record daily precipitation	41.0 mm (1.6 in)	62 of 100 (Major)
Griffith Airport AWS	Australia	Record daily precipitation	30.6 mm (1.2 in)	62 of 100 (Major)
Larrimah	Australia	Record daily precipitation	32.0 mm (1.3 in)	61 of 100 (Major)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	17.2 C (63.0 F)	61 of 100 (Major)
Weona	Australia	Record daily precipitation	26.6 mm (1.0 in)	60 of 100 (Major)
Kanab	United States	Record daily precipitation	28.7 mm (1.1 in)	60 of 100 (Major)
Spring Creek Station	Australia	Record daily precipitation	55.6 mm (2.2 in)	59 of 100 (Notable)
Walpeup Research	Australia	Record daily precipitation	27.0 mm (1.1 in)	59 of 100 (Notable)
Beulah	Australia	Record daily precipitation	35.0 mm (1.4 in)	59 of 100 (Notable)
Rochester Intl AP	United States	Record daily precipitation	91.4 mm (3.6 in)	59 of 100 (Notable)
Mooleulooloo	Australia	Record daily precipitation	27.6 mm (1.1 in)	58 of 100 (Notable)
Coreena	Australia	Record daily precipitation	39.0 mm (1.5 in)	58 of 100 (Notable)
Boolcoomatta	Australia	Record daily precipitation	30.9 mm (1.2 in)	57 of 100 (Notable)
Sunnyside	Australia	Record daily precipitation	25.0 mm (1.0 in)	56 of 100 (Notable)
Wentworth (Willow Point)	Australia	Record daily precipitation	25.0 mm (1.0 in)	56 of 100 (Notable)
La Crosse Muni AP	United States	Record daily precipitation	80.5 mm (3.2 in)	56 of 100 (Notable)
Miles Post Office	Australia	Record daily precipitation	38.6 mm (1.5 in)	55 of 100 (Notable)
Karabulak	Russia	Record daily precipitation	38.1 mm (1.5 in)	55 of 100 (Notable)
Menindee Dwr Depot	Australia	Record daily precipitation	64.5 mm (2.5 in)	54 of 100 (Notable)
Maude (Nap Nap)	Australia	Record daily precipitation	33.4 mm (1.3 in)	54 of 100 (Notable)
Chino Valley	United States	Record daily precipitation	40.6 mm (1.6 in)	54 of 100 (Notable)
Springsure Comet St	Australia	Record daily precipitation	32.4 mm (1.3 in)	53 of 100 (Notable)
Bombay/Santacruz	India	Record daily precipitation	143.0 mm (5.6 in)	53 of 100 (Notable)
Rewan Station	Australia	Record daily precipitation	47.0 mm (1.9 in)	51 of 100 (Notable)
Broken Hill Airport AWS	Australia	Record daily precipitation	36.4 mm (1.4 in)	51 of 100 (Notable)
Wentworth Post Office	Australia	Record daily precipitation	32.8 mm (1.3 in)	51 of 100 (Notable)
Beulah West	Australia	Record daily precipitation	25.4 mm (1.0 in)	51 of 100 (Notable)
Lewiston	United States	Record daily precipitation	151.6 mm (6.0 in)	51 of 100 (Notable)
Pooncarie (Karpa Kora Station)	Australia	Record daily precipitation	51.8 mm (2.0 in)	50 of 100 (Notable)
Marrar (Brigadoon)	Australia	Record daily precipitation	44.2 mm (1.7 in)	50 of 100 (Notable)
Bezenchuk	Russia	Record daily precipitation	29.7 mm (1.2 in)	50 of 100 (Notable)
Zonguldak	Turkey	Record daily precipitation	88.9 mm (3.5 in)	50 of 100 (Notable)
Tambo Post Office	Australia	Record daily precipitation	29.0 mm (1.1 in)	49 of 100 (Notable)
Warrinilla	Australia	Record daily precipitation	48.0 mm (1.9 in)	49 of 100 (Notable)
Pooncarie (Tarcoola)	Australia	Record daily precipitation	31.0 mm (1.2 in)	49 of 100 (Notable)
Irymple (Arlington)	Australia	Record daily precipitation	31.2 mm (1.2 in)	49 of 100 (Notable)
Tokushima	Japan	Record daily precipitation	192.5 mm (7.6 in)	49 of 100 (Notable)
Oktjabrskij-Gorodok	Russia	Record daily precipitation	42.5 mm (1.7 in)	49 of 100 (Notable)
Urana Post Office	Australia	Record daily precipitation	26.5 mm (1.0 in)	48 of 100 (Notable)
Nulkwyne Kiamal	Australia	Record daily precipitation	25.0 mm (1.0 in)	48 of 100 (Notable)
Esengyly	Turkmenistan	Record high maximum temperature	38.8 C (101.8 F)	48 of 100 (Notable)
Aramac Post Office	Australia	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Clarendon	Australia	Record daily precipitation	25.0 mm (1.0 in)	47 of 100 (Notable)
Collector (Winderadeen)	Australia	Record daily precipitation	36.4 mm (1.4 in)	47 of 100 (Notable)
Dillon	United States	Record daily precipitation	53.3 mm (2.1 in)	47 of 100 (Notable)
Sparta	United States	Record daily precipitation	47.5 mm (1.9 in)	47 of 100 (Notable)
Birraban	Australia	Record daily precipitation	46.4 mm (1.8 in)	46 of 100 (Notable)
Hoshangabad	India	Record daily precipitation	65.0 mm (2.6 in)	46 of 100 (Notable)

Counts by Type and Timescale

989 records

Records set or tied on 21 September 2016 by type: Highest daily maximum 146, Lowest daily maximum 28, Highest daily minimum 350, Lowest daily minimum 9, Heaviest daily rainfall 456.

Records on 21 September 2016 by type
Record type	Records
Highest daily maximum	146
Lowest daily maximum	28
Highest daily minimum	350
Lowest daily minimum	9
Heaviest daily rainfall	456
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 September 2016 by timescale: all-time 0, monthly 9, daily 980.

How Much Records Were Beaten By

792 broken records

Margins by which the 792 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 120.6. Ties are not counted.

Top 20 by Significance

21 September 2016

Top 20 records on 21 September 2016 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 September 2016	Mutooroo, AU	daily rain	32.6 mm (1.3 in)	23.2 mm (0.9 in)	99 years	73 of 100 (Major)
21 September 2016	Lake Victoria Storage, AU	daily rain	26.5 mm (1.0 in)	19.9 mm (0.8 in)	93 years	72 of 100 (Major)
21 September 2016	Balashov, RU	monthly rain	64.7 mm (2.5 in)	27.1 mm (1.1 in)	52 years	71 of 100 (Major)
21 September 2016	Cockburn (Burta), AU	daily rain	31.0 mm (1.2 in)	21.6 mm (0.9 in)	127 years	70 of 100 (Major)
21 September 2016	Menindee Post Office, AU	monthly rain	63.0 mm (2.5 in)	16.0 mm (0.6 in)	84 years	69 of 100 (Major)
21 September 2016	Pirlta, AU	daily rain	28.0 mm (1.1 in)	23.2 mm (0.9 in)	65 years	68 of 100 (Major)
21 September 2016	Noonbah, AU	daily rain	28.0 mm (1.1 in)	28.0 mm (1.1 in)	105 years	66 of 100 (Major)
21 September 2016	Walpeup, AU	daily rain	28.4 mm (1.1 in)	17.5 mm (0.7 in)	93 years	66 of 100 (Major)
21 September 2016	Alpha Post Office, AU	daily rain	42.8 mm (1.7 in)	28.8 mm (1.1 in)	118 years	64 of 100 (Major)
21 September 2016	Oxley (Walmer Downs), AU	daily rain	31.0 mm (1.2 in)	18.3 mm (0.7 in)	76 years	64 of 100 (Major)
21 September 2016	Evora Station, AU	daily rain	40.0 mm (1.6 in)	38.7 mm (1.5 in)	46 years	63 of 100 (Major)
21 September 2016	Carnarvon Station, AU	daily rain	44.6 mm (1.8 in)	42.6 mm (1.7 in)	44 years	62 of 100 (Major)
21 September 2016	Glenmorgan Post Office, AU	daily rain	41.0 mm (1.6 in)	36.9 mm (1.5 in)	48 years	62 of 100 (Major)
21 September 2016	Griffith Airport AWS, AU	daily rain	30.6 mm (1.2 in)	23.0 mm (0.9 in)	58 years	62 of 100 (Major)
21 September 2016	Larrimah, AU	daily rain	32.0 mm (1.3 in)	32.0 mm (1.3 in)	63 years	61 of 100 (Major)
21 September 2016	Ponce 4 E, PR	daily low min	17.2 C (63.0 F)	2.8 C (5.0 F)	106 years	61 of 100 (Major)
21 September 2016	Weona, AU	daily rain	26.6 mm (1.0 in)	26.6 mm (1.0 in)	52 years	60 of 100 (Major)
21 September 2016	Kanab, US	daily rain	28.7 mm (1.1 in)	19.0 mm (0.7 in)	103 years	60 of 100 (Major)
21 September 2016	Spring Creek Station, AU	daily rain	55.6 mm (2.2 in)	47.5 mm (1.9 in)	46 years	59 of 100 (Notable)
21 September 2016	Walpeup Research, AU	daily rain	27.0 mm (1.1 in)	23.2 mm (0.9 in)	41 years	59 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1805 to 2016

Records set or tied on this calendar date in each year from 1805 to 2016. 2016 had 989 records.

Counts for years before the ledger starts come from the same station rules.

Records on 09-21 in each year
Year	Records
1805	1
1812	1
1825	2
1840	1
1841	1
1842	1
1848	1
1854	1
1856	2
1868	1
1872	2
1873	1
1877	1
1878	1
1881	1
1882	1
1884	1
1886	1
1888	2
1889	1
1891	10
1892	1
1893	10
1894	2
1895	3
1896	2
1897	6
1898	6
1899	3
1900	2
1901	5
1902	5
1903	8
1904	20
1905	12
1906	17
1907	10
1908	17
1909	10
1910	8
1911	18
1912	26
1913	37
1914	29
1915	34
1916	48
1917	28
1918	43
1919	54
1920	29
1921	64
1922	35
1923	232
1924	291
1925	278
1926	178
1927	165
1928	81
1929	232
1930	82
1931	681
1932	242
1933	193
1934	492
1935	199
1936	329
1937	487
1938	508
1939	308
1940	908
1941	416
1942	291
1943	407
1944	413
1945	507
1946	176
1947	534
1948	301
1949	298
1950	334
1951	241
1952	430
1953	382
1954	453
1955	752
1956	1,100
1957	366
1958	588
1959	513
1960	418
1961	441
1962	1,085
1963	306
1964	374
1965	1,088
1966	565
1967	577
1968	790
1969	593
1970	708
1971	645
1972	599
1973	421
1974	652
1975	528
1976	694
1977	918
1978	818
1979	736
1980	990
1981	696
1982	1,484
1983	2,207
1984	707
1985	796
1986	671
1987	965
1988	557
1989	1,002
1990	716
1991	1,021
1992	752
1993	911
1994	713
1995	2,002
1996	1,233
1997	1,112
1998	1,481
1999	1,025
2000	884
2001	718
2002	696
2003	959
2004	888
2005	1,143
2006	920
2007	742
2008	740
2009	715
2010	1,290
2011	542
2012	595
2013	769
2014	716
2015	565
2016	989
2017	1,178
2018	1,051
2019	833
2020	580
2021	465
2022	1,049
2023	783
2024	470
2025	588
2026	469

Download the Data

Data for records on 2016-09-21: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Margin	Records
0 to 20	723
20 to 40	54
40 to 60	9
60 to 80	3
80 to 100	1
100 to 120	0
120 to 140	2