Weather Records on 23 September 1970

1,457 weather records were set or tied worldwide on 23 September 1970. Highest significance: Pennyroyal Creek, AU.

Key Facts for 23 September 1970

On 23 September 1970, 1,457 weather records were set or tied at long-record stations worldwide.
356 were record highs and 178 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 44 monthly and 1,412 daily.
Pennyroyal Creek set a monthly record daily precipitation of 88.6 mm (3.5 in) on 23 September 1970.
Across 169 earlier years (1793 to 2026) the same calendar date averaged 425 records.

Record Map

1,457 stations

1,457 station records on 23 September 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 September 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pennyroyal Creek	Australia	Record daily precipitation	88.6 mm (3.5 in)	74 of 100 (Major)
Guthrie 5S	United States	Record daily precipitation	136.4 mm (5.4 in)	67 of 100 (Major)
Tittagudi	India	Record daily precipitation	149.9 mm (5.9 in)	66 of 100 (Major)
Chandler	United States	Record daily precipitation	108.7 mm (4.3 in)	65 of 100 (Major)
Clermont Sirius St	Australia	Record daily precipitation	57.7 mm (2.3 in)	64 of 100 (Major)
Barramunga	Australia	Record daily precipitation	80.0 mm (3.1 in)	64 of 100 (Major)
Condamine Plains	Australia	Record daily precipitation	46.5 mm (1.8 in)	62 of 100 (Major)
Forbes (Camp Street)	Australia	Record daily precipitation	54.9 mm (2.2 in)	62 of 100 (Major)
Meeker 5 W	United States	Record daily precipitation	160.0 mm (6.3 in)	61 of 100 (Major)
Weribone	Australia	Record daily precipitation	48.3 mm (1.9 in)	60 of 100 (Major)
Quincy	United States	Record daily precipitation	96.5 mm (3.8 in)	59 of 100 (Notable)
Clifton Post Office	Australia	Record daily precipitation	54.4 mm (2.1 in)	58 of 100 (Notable)
Tingha Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	58 of 100 (Notable)
Carabost Forest Headquarters	Australia	Record daily precipitation	71.1 mm (2.8 in)	58 of 100 (Notable)
Kingfisher	United States	Record daily precipitation	112.3 mm (4.4 in)	58 of 100 (Notable)
Woodlands	Australia	Record daily precipitation	43.7 mm (1.7 in)	57 of 100 (Notable)
Red Range (Victoria St)	Australia	Record daily precipitation	64.0 mm (2.5 in)	57 of 100 (Notable)
Wagoner	United States	Record daily precipitation	81.8 mm (3.2 in)	57 of 100 (Notable)
Kindon	Australia	Record daily precipitation	59.7 mm (2.4 in)	56 of 100 (Notable)
Inverell Comparison	Australia	Record daily precipitation	43.2 mm (1.7 in)	56 of 100 (Notable)
Carrajung Post Office	Australia	Record daily precipitation	63.5 mm (2.5 in)	56 of 100 (Notable)
Rolleston	Australia	Record daily precipitation	53.8 mm (2.1 in)	55 of 100 (Notable)
Mooramin	Australia	Record daily precipitation	62.2 mm (2.4 in)	55 of 100 (Notable)
Fayetteville Exp STN	United States	Record daily precipitation	80.3 mm (3.2 in)	55 of 100 (Notable)
Odell 2 N	United States	Record daily precipitation	146.6 mm (5.8 in)	55 of 100 (Notable)
Holdenville 2SSE	United States	Record daily precipitation	127.0 mm (5.0 in)	55 of 100 (Notable)
Walters	United States	Record daily precipitation	116.3 mm (4.6 in)	55 of 100 (Notable)
Balmoral Station	Australia	Record daily precipitation	42.4 mm (1.7 in)	54 of 100 (Notable)
Back Plains	Australia	Record daily precipitation	45.5 mm (1.8 in)	54 of 100 (Notable)
Dundee (Rangers Valley)	Australia	Record daily precipitation	83.8 mm (3.3 in)	54 of 100 (Notable)
Green Mountains	Australia	Record daily precipitation	50.8 mm (2.0 in)	53 of 100 (Notable)
Byzantium	Australia	Record daily precipitation	32.0 mm (1.3 in)	53 of 100 (Notable)
Emerald Post Office	Australia	Record daily precipitation	35.3 mm (1.4 in)	52 of 100 (Notable)
Clarendon	Australia	Record daily precipitation	32.8 mm (1.3 in)	52 of 100 (Notable)
Kenilworth	Australia	Record daily precipitation	48.3 mm (1.9 in)	52 of 100 (Notable)
Wandsworth (Strabanne)	Australia	Record daily precipitation	43.4 mm (1.7 in)	52 of 100 (Notable)
Beech Forest	Australia	Record daily precipitation	128.8 mm (5.1 in)	52 of 100 (Notable)
Bristow	United States	Record daily precipitation	195.6 mm (7.7 in)	52 of 100 (Notable)
Newkirk 5NE	United States	Record daily precipitation	78.7 mm (3.1 in)	52 of 100 (Notable)
Purcell 2 SW	United States	Record daily precipitation	118.9 mm (4.7 in)	52 of 100 (Notable)
Stillwater 2 W	United States	Record daily precipitation	116.6 mm (4.6 in)	52 of 100 (Notable)
Glen Alvon	Australia	Record daily precipitation	36.6 mm (1.4 in)	51 of 100 (Notable)
Blackwarry	Australia	Record daily precipitation	101.6 mm (4.0 in)	51 of 100 (Notable)
Wyelangta	Australia	Record daily precipitation	68.1 mm (2.7 in)	51 of 100 (Notable)
Perkins	United States	Record daily precipitation	123.2 mm (4.9 in)	51 of 100 (Notable)
Ogmore Post Office	Australia	Record daily precipitation	39.1 mm (1.5 in)	50 of 100 (Notable)
Blair Athol	Australia	Record daily precipitation	39.4 mm (1.6 in)	50 of 100 (Notable)
Barcaldine Post Office	Australia	Record daily precipitation	36.6 mm (1.4 in)	50 of 100 (Notable)
Delungra (Pearsby Hall)	Australia	Record daily precipitation	34.0 mm (1.3 in)	50 of 100 (Notable)
Koomooloo Station	Australia	Record daily precipitation	28.7 mm (1.1 in)	49 of 100 (Notable)
Cainbable	Australia	Record daily precipitation	32.8 mm (1.3 in)	49 of 100 (Notable)
Fredonia	United States	Record daily precipitation	88.4 mm (3.5 in)	49 of 100 (Notable)
El Reno 1 N	United States	Record daily precipitation	99.3 mm (3.9 in)	49 of 100 (Notable)
Bauhinia Downs Store	Australia	Record daily precipitation	48.5 mm (1.9 in)	48 of 100 (Notable)
Blakefield	Australia	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Upper Pilton	Australia	Record daily precipitation	42.4 mm (1.7 in)	48 of 100 (Notable)
Akuna	Australia	Record daily precipitation	38.6 mm (1.5 in)	48 of 100 (Notable)
Tullochard	Australia	Record daily precipitation	38.1 mm (1.5 in)	48 of 100 (Notable)
Glen Innes (Mt Mitchell Forest	Australia	Record daily precipitation	57.2 mm (2.3 in)	48 of 100 (Notable)
Norman 3SSE	United States	Record daily precipitation	162.1 mm (6.4 in)	48 of 100 (Notable)

Counts by Type and Timescale

1,457 records

Records set or tied on 23 September 1970 by type: Highest daily maximum 135, Lowest daily maximum 78, Highest daily minimum 221, Lowest daily minimum 100, Heaviest daily rainfall 911, Heaviest daily snowfall 11, Deepest snow cover 1.

Records on 23 September 1970 by type
Record type	Records
Highest daily maximum	135
Lowest daily maximum	78
Highest daily minimum	221
Lowest daily minimum	100
Heaviest daily rainfall	911
Heaviest daily snowfall	11
Deepest snow cover	1

Records on 23 September 1970 by timescale: all-time 1, monthly 44, daily 1,412.

How Much Records Were Beaten By

1,281 broken records

Margins by which the 1,281 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.1. Ties are not counted.

Top 20 by Significance

23 September 1970

Top 20 records on 23 September 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 September 1970	Pennyroyal Creek, AU	monthly rain	88.6 mm (3.5 in)	36.0 mm (1.4 in)	54 years	74 of 100 (Major)
23 September 1970	Guthrie 5S, US	daily rain	136.4 mm (5.4 in)	98.3 mm (3.9 in)	69 years	67 of 100 (Major)
23 September 1970	Tittagudi, IN	daily rain	149.9 mm (5.9 in)	91.0 mm (3.6 in)	65 years	66 of 100 (Major)
23 September 1970	Chandler, US	daily rain	108.7 mm (4.3 in)	88.4 mm (3.5 in)	61 years	65 of 100 (Major)
23 September 1970	Clermont Sirius St, AU	daily rain	57.7 mm (2.3 in)	49.3 mm (1.9 in)	52 years	64 of 100 (Major)
23 September 1970	Barramunga, AU	daily rain	80.0 mm (3.1 in)	52.1 mm (2.1 in)	53 years	64 of 100 (Major)
23 September 1970	Condamine Plains, AU	daily rain	46.5 mm (1.8 in)	28.7 mm (1.1 in)	81 years	62 of 100 (Major)
23 September 1970	Forbes (Camp Street), AU	daily rain	54.9 mm (2.2 in)	38.9 mm (1.5 in)	45 years	62 of 100 (Major)
23 September 1970	Meeker 5 W, US	monthly rain	160.0 mm (6.3 in)	62.2 mm (2.4 in)	30 years	61 of 100 (Major)
23 September 1970	Weribone, AU	daily rain	48.3 mm (1.9 in)	36.9 mm (1.5 in)	48 years	60 of 100 (Major)
23 September 1970	Quincy, US	daily rain	96.5 mm (3.8 in)	55.4 mm (2.2 in)	60 years	59 of 100 (Notable)
23 September 1970	Clifton Post Office, AU	daily rain	54.4 mm (2.1 in)	37.9 mm (1.5 in)	45 years	58 of 100 (Notable)
23 September 1970	Tingha Post Office, AU	daily rain	44.5 mm (1.8 in)	34.3 mm (1.4 in)	45 years	58 of 100 (Notable)
23 September 1970	Carabost Forest Headquarters, AU	monthly rain	71.1 mm (2.8 in)	30.5 mm (1.2 in)	23 years	58 of 100 (Notable)
23 September 1970	Kingfisher, US	daily rain	112.3 mm (4.4 in)	61.2 mm (2.4 in)	61 years	58 of 100 (Notable)
23 September 1970	Woodlands, AU	daily rain	43.7 mm (1.7 in)	35.3 mm (1.4 in)	45 years	57 of 100 (Notable)
23 September 1970	Red Range (Victoria St), AU	daily rain	64.0 mm (2.5 in)	52.3 mm (2.1 in)	32 years	57 of 100 (Notable)
23 September 1970	Wagoner, US	daily rain	81.8 mm (3.2 in)	53.9 mm (2.1 in)	69 years	57 of 100 (Notable)
23 September 1970	Kindon, AU	daily rain	59.7 mm (2.4 in)	52.1 mm (2.1 in)	40 years	56 of 100 (Notable)
23 September 1970	Inverell Comparison, AU	daily rain	43.2 mm (1.7 in)	19.1 mm (0.8 in)	88 years	56 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

1793 to 1970

Records set or tied on this calendar date in each year from 1793 to 1970. 1970 had 1,457 records.

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

Records on 09-23 in each year
Year	Records
1793	1
1796	1
1799	1
1804	1
1832	1
1835	1
1838	1
1842	3
1843	1
1845	2
1848	1
1849	1
1850	1
1851	2
1854	3
1855	1
1859	2
1864	1
1865	1
1866	1
1868	1
1871	1
1872	1
1874	1
1875	1
1876	1
1877	1
1881	4
1882	2
1885	1
1886	1
1887	1
1888	1
1889	3
1890	2
1891	1
1892	2
1893	4
1895	9
1896	5
1897	1
1898	2
1899	4
1900	4
1901	2
1902	6
1903	7
1904	19
1905	6
1906	6
1907	19
1908	19
1909	15
1910	8
1911	11
1912	15
1913	22
1914	29
1915	25
1916	324
1917	56
1918	34
1919	40
1920	44
1921	47
1922	34
1923	74
1924	194
1925	223
1926	459
1927	247
1928	382
1929	198
1930	472
1931	600
1932	383
1933	281
1934	361
1935	239
1936	377
1937	557
1938	389
1939	279
1940	374
1941	490
1942	557
1943	322
1944	381
1945	652
1946	623
1947	803
1948	259
1949	496
1950	267
1951	462
1952	432
1953	271
1954	324
1955	852
1956	299
1957	539
1958	641
1959	307
1960	470
1961	670
1962	344
1963	568
1964	322
1965	783
1966	528
1967	341
1968	481
1969	450
1970	1,457
1971	578
1972	461
1973	674
1974	1,543
1975	1,038
1976	463
1977	616
1978	500
1979	586
1980	1,037
1981	717
1982	775
1983	1,744
1984	1,121
1985	924
1986	740
1987	1,077
1988	653
1989	1,376
1990	702
1991	519
1992	976
1993	983
1994	1,140
1995	1,868
1996	809
1997	1,060
1998	1,326
1999	1,207
2000	2,026
2001	790
2002	930
2003	1,243
2004	986
2005	1,207
2006	1,509
2007	1,153
2008	835
2009	1,201
2010	1,360
2011	666
2012	785
2013	573
2014	595
2015	587
2016	774
2017	1,371
2018	693
2019	565
2020	618
2021	602
2022	551
2023	812
2024	499
2025	449
2026	384

Download the Data

Data for records on 1970-09-23: 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	1,070
20 to 40	144
40 to 60	44
60 to 80	15
80 to 100	7
100 to 120	1