Weather Records on 14 September 1971

549 weather records were set or tied worldwide on 14 September 1971. Highest significance: Rudnya, RU.

Key Facts for 14 September 1971

On 14 September 1971, 549 weather records were set or tied at long-record stations worldwide.
264 were record highs and 122 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 20 monthly and 522 daily.
Rudnya set a monthly record daily precipitation of 67.0 mm (2.6 in) on 14 September 1971.
Across 159 earlier years (1814 to 2026) the same calendar date averaged 440 records.

Record Map

549 stations

549 station records on 14 September 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 September 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rudnya	Russia	Record daily precipitation	67.0 mm (2.6 in)	62 of 100 (Major)
Kizljar	Russia	Record daily precipitation	53.3 mm (2.1 in)	55 of 100 (Notable)
Barringun	Australia	Record daily precipitation	31.8 mm (1.3 in)	53 of 100 (Notable)
Morgantown Muni AP	United States	Record daily precipitation	37.3 mm (1.5 in)	53 of 100 (Notable)
W Chester 2 NW	United States	Record daily precipitation	180.6 mm (7.1 in)	52 of 100 (Notable)
Bolivar	United States	Record daily precipitation	53.8 mm (2.1 in)	51 of 100 (Notable)
Nachiki	Russia	Record daily precipitation	55.7 mm (2.2 in)	48 of 100 (Notable)
San Francisco Dwtn	United States	Record high minimum temperature	22.2 C (72.0 F)	48 of 100 (Notable)
Allegany Sp	United States	Record daily precipitation	88.9 mm (3.5 in)	47 of 100 (Notable)
Conshohocken	United States	Record daily precipitation	94.7 mm (3.7 in)	47 of 100 (Notable)
Pinega	Russia	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Timovskoe	Russia	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Rowlesburg 1	United States	Record daily precipitation	40.6 mm (1.6 in)	42 of 100 (Notable)
Groznyj	Russia	Record daily precipitation	34.6 mm (1.4 in)	40 of 100 (Notable)
Berkeley	United States	Record high minimum temperature	22.8 C (73.0 F)	39 of 100 (Notable)
Johnstown	United States	Record daily precipitation	48.3 mm (1.9 in)	39 of 100 (Notable)
Uniontown 1 NE	United States	Record daily precipitation	43.7 mm (1.7 in)	39 of 100 (Notable)
Enngonia (Shearer Street)	Australia	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)
Dover	United States	Record daily precipitation	85.1 mm (3.4 in)	38 of 100 (Notable)
Northville	United States	Record daily precipitation	56.6 mm (2.2 in)	38 of 100 (Notable)
Graton	United States	Record high maximum temperature	43.3 C (109.9 F)	37 of 100 (Notable)
Santa Cruz	United States	Record high maximum temperature	41.7 C (107.1 F)	37 of 100 (Notable)
San Francisco Dwtn	United States	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Petropavlovsk-Kamchatskij	Russia	Record daily precipitation	53.5 mm (2.1 in)	36 of 100 (Notable)
Independence	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Carmel	United States	Record daily precipitation	63.8 mm (2.5 in)	36 of 100 (Notable)
Orange (Adair)	Australia	Record daily precipitation	33.5 mm (1.3 in)	35 of 100 (Notable)
Tacambaro	Mexico	Record daily precipitation	88.1 mm (3.5 in)	35 of 100 (Notable)
Berkeley	United States	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Salinas AP	United States	Record high maximum temperature	40.6 C (105.1 F)	35 of 100 (Notable)
Valle de Santiago	Mexico	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Sovetskaja Gavan	Russia	Record daily precipitation	51.5 mm (2.0 in)	34 of 100 (Routine)
Confluence 1 NW	United States	Record daily precipitation	104.1 mm (4.1 in)	34 of 100 (Routine)
Ridgway	United States	Record daily precipitation	48.8 mm (1.9 in)	33 of 100 (Routine)
Plauen	Germany	Record low maximum temperature	11.5 C (52.7 F)	32 of 100 (Routine)
Petropavlovskij Majak	Russia	Record daily precipitation	49.5 mm (1.9 in)	32 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	-0.2 C (31.6 F)	32 of 100 (Routine)
Ft Ross	United States	Record high maximum temperature	33.9 C (93.0 F)	32 of 100 (Routine)
Pasadena	United States	Record high maximum temperature	41.1 C (106.0 F)	32 of 100 (Routine)
Falls Village	United States	Record daily precipitation	58.9 mm (2.3 in)	32 of 100 (Routine)
Barnes	United States	Record daily precipitation	73.7 mm (2.9 in)	32 of 100 (Routine)
Thurulgoona	Australia	Record daily precipitation	30.2 mm (1.2 in)	31 of 100 (Routine)
Cream Hill	United States	Record daily precipitation	43.4 mm (1.7 in)	31 of 100 (Routine)
Arcadia	United States	Record high maximum temperature	37.2 C (99.0 F)	31 of 100 (Routine)
Bolivar	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Brandonville	United States	Record daily precipitation	48.8 mm (1.9 in)	31 of 100 (Routine)
Potsdam	Germany	Record low maximum temperature	10.1 C (50.2 F)	30 of 100 (Routine)
Claremont Pomona Clg	United States	Record high maximum temperature	42.2 C (108.0 F)	30 of 100 (Routine)
San Luis Obispo Poly	United States	Record high maximum temperature	44.4 C (111.9 F)	30 of 100 (Routine)
Castle Rock	United States	Record high maximum temperature	32.2 C (90.0 F)	30 of 100 (Routine)
Norfolk 2 SW	United States	Record daily precipitation	51.3 mm (2.0 in)	30 of 100 (Routine)
Zacatecas (Smn)	Mexico	Record daily precipitation	45.2 mm (1.8 in)	29 of 100 (Routine)
Grafton	United States	Record high minimum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Ashland 2 SW	United States	Record daily precipitation	53.8 mm (2.1 in)	29 of 100 (Routine)
Derry 4 SW	United States	Record daily precipitation	42.7 mm (1.7 in)	29 of 100 (Routine)
Torrance AP	United States	Record high maximum temperature	36.1 C (97.0 F)	29 of 100 (Routine)
El Salto (Smn)	Mexico	Record daily precipitation	39.9 mm (1.6 in)	28 of 100 (Routine)
San Fernando	Mexico	Record daily precipitation	154.9 mm (6.1 in)	28 of 100 (Routine)
Los Gatos	United States	Record high maximum temperature	40.6 C (105.1 F)	28 of 100 (Routine)
Pasadena	United States	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)

Counts by Type and Timescale

549 records

Records set or tied on 14 September 1971 by type: Highest daily maximum 159, Lowest daily maximum 60, Highest daily minimum 105, Lowest daily minimum 62, Heaviest daily rainfall 163.

Records on 14 September 1971 by type
Record type	Records
Highest daily maximum	159
Lowest daily maximum	60
Highest daily minimum	105
Lowest daily minimum	62
Heaviest daily rainfall	163
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 14 September 1971 by timescale: all-time 7, monthly 20, daily 522.

How Much Records Were Beaten By

422 broken records

Margins by which the 422 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.2. Ties are not counted.

Top 20 by Significance

14 September 1971

Top 20 records on 14 September 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 September 1971	Rudnya, RU	monthly rain	67.0 mm (2.6 in)	24.3 mm (1.0 in)	31 years	62 of 100 (Major)
14 September 1971	Kizljar, RU	daily rain	53.3 mm (2.1 in)	42.9 mm (1.7 in)	28 years	55 of 100 (Notable)
14 September 1971	Barringun, AU	daily rain	31.8 mm (1.3 in)	20.4 mm (0.8 in)	80 years	53 of 100 (Notable)
14 September 1971	Morgantown Muni AP, US	daily rain	37.3 mm (1.5 in)	16.0 mm (0.6 in)	94 years	53 of 100 (Notable)
14 September 1971	W Chester 2 NW, US	all-time rain	180.6 mm (7.1 in)	29.7 mm (1.2 in)	20 years	52 of 100 (Notable)
14 September 1971	Bolivar, US	daily rain	53.8 mm (2.1 in)	42.4 mm (1.7 in)	24 years	51 of 100 (Notable)
14 September 1971	Nachiki, RU	daily rain	55.7 mm (2.2 in)	41.7 mm (1.6 in)	17 years	48 of 100 (Notable)
14 September 1971	San Francisco Dwtn, US	daily high min	22.2 C (72.0 F)	5.5 C (9.9 F)	36 years	48 of 100 (Notable)
14 September 1971	Allegany Sp, US	daily rain	88.9 mm (3.5 in)	48.3 mm (1.9 in)	20 years	47 of 100 (Notable)
14 September 1971	Conshohocken, US	daily rain	94.7 mm (3.7 in)	65.2 mm (2.6 in)	26 years	47 of 100 (Notable)
14 September 1971	Pinega, RU	daily rain	26.7 mm (1.1 in)	18.5 mm (0.7 in)	18 years	44 of 100 (Notable)
14 September 1971	Timovskoe, RU	daily rain	31.8 mm (1.3 in)	10.2 mm (0.4 in)	80 years	44 of 100 (Notable)
14 September 1971	Rowlesburg 1, US	daily rain	40.6 mm (1.6 in)	15.2 mm (0.6 in)	66 years	42 of 100 (Notable)
14 September 1971	Groznyj, RU	daily rain	34.6 mm (1.4 in)	23.7 mm (0.9 in)	28 years	40 of 100 (Notable)
14 September 1971	Berkeley, US	all-time high min	22.8 C (73.0 F)	0.6 C (1.1 F)	31 years	39 of 100 (Notable)
14 September 1971	Johnstown, US	daily rain	48.3 mm (1.9 in)	15.8 mm (0.6 in)	54 years	39 of 100 (Notable)
14 September 1971	Uniontown 1 NE, US	daily rain	43.7 mm (1.7 in)	22.4 mm (0.9 in)	37 years	39 of 100 (Notable)
14 September 1971	Enngonia (Shearer Street), AU	daily rain	29.2 mm (1.1 in)	14.5 mm (0.6 in)	56 years	38 of 100 (Notable)
14 September 1971	Dover, US	daily rain	85.1 mm (3.4 in)	41.4 mm (1.6 in)	26 years	38 of 100 (Notable)
14 September 1971	Northville, US	daily rain	56.6 mm (2.2 in)	35.8 mm (1.4 in)	5 years	38 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

1814 to 1971

Records set or tied on this calendar date in each year from 1814 to 1971. 1971 had 549 records.

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

Records on 09-14 in each year
Year	Records
1814	1
1828	1
1830	1
1831	1
1833	1
1835	1
1837	3
1848	1
1854	1
1861	1
1867	2
1868	2
1870	1
1872	1
1873	3
1874	1
1876	2
1879	1
1880	1
1882	1
1886	5
1887	3
1888	1
1889	1
1890	1
1891	2
1893	1
1894	2
1895	2
1896	1
1897	2
1898	4
1899	2
1900	2
1901	11
1902	12
1903	34
1904	13
1905	12
1906	14
1907	7
1908	16
1909	31
1910	9
1911	61
1912	50
1913	36
1914	31
1915	116
1916	13
1917	30
1918	35
1919	166
1920	108
1921	38
1922	77
1923	279
1924	95
1925	206
1926	49
1927	455
1928	116
1929	185
1930	197
1931	652
1932	211
1933	365
1934	181
1935	636
1936	609
1937	406
1938	335
1939	1,007
1940	415
1941	227
1942	186
1943	281
1944	293
1945	691
1946	379
1947	718
1948	504
1949	640
1950	327
1951	422
1952	469
1953	680
1954	275
1955	469
1956	479
1957	490
1958	254
1959	702
1960	599
1961	956
1962	339
1963	592
1964	658
1965	640
1966	888
1967	355
1968	369
1969	429
1970	1,351
1971	549
1972	409
1973	854
1974	622
1975	880
1976	547
1977	572
1978	663
1979	957
1980	543
1981	486
1982	1,012
1983	623
1984	855
1985	736
1986	716
1987	856
1988	781
1989	1,127
1990	1,088
1991	999
1992	677
1993	2,279
1994	1,143
1995	904
1996	1,091
1997	786
1998	2,049
1999	854
2000	997
2001	813
2002	899
2003	821
2004	762
2005	878
2006	1,009
2007	672
2008	1,437
2009	843
2010	938
2011	1,132
2012	634
2013	760
2014	758
2015	888
2016	1,387
2017	677
2018	632
2019	524
2020	671
2021	419
2022	612
2023	507
2024	838
2025	527
2026	783

Download the Data

Data for records on 1971-09-14: 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 10	360
10 to 20	32
20 to 30	19
30 to 40	4
40 to 50	6
50 to 60	0
60 to 70	1