Weather Records on 2 September 1971

521 weather records were set or tied worldwide on 2 September 1971. Highest significance: Dayton 1 WSW, US.

Key Facts for 2 September 1971

On 2 September 1971, 521 weather records were set or tied at long-record stations worldwide.
157 were record highs and 149 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 22 monthly and 499 daily.
Dayton 1 WSW set a daily record precipitation of 31.0 mm (1.2 in) on 2 September 1971.
Across 167 earlier years (1797 to 2026) the same calendar date averaged 436 records.

Record Map

521 stations

521 station records on 2 September 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 September 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dayton 1 WSW	United States	Record daily precipitation	31.0 mm (1.2 in)	70 of 100 (Major)
Everett	United States	Record daily precipitation	40.1 mm (1.6 in)	69 of 100 (Major)
Landsburg	United States	Record daily precipitation	50.8 mm (2.0 in)	62 of 100 (Major)
Bremerton	United States	Record daily precipitation	42.9 mm (1.7 in)	61 of 100 (Major)
Seattle UNIV of Washin	United States	Record daily precipitation	33.8 mm (1.3 in)	61 of 100 (Major)
Ust-Ozernoe	Russia	Record daily precipitation	40.2 mm (1.6 in)	55 of 100 (Notable)
Snoqualmie Falls	United States	Record daily precipitation	39.9 mm (1.6 in)	53 of 100 (Notable)
Cumming 2N	United States	Record daily precipitation	81.3 mm (3.2 in)	52 of 100 (Notable)
Prentiss	United States	Record daily precipitation	78.0 mm (3.1 in)	51 of 100 (Notable)
Monroe	United States	Record daily precipitation	43.2 mm (1.7 in)	51 of 100 (Notable)
Kent	United States	Record daily precipitation	33.0 mm (1.3 in)	50 of 100 (Notable)
Cloverdale	United States	Record daily precipitation	87.9 mm (3.5 in)	49 of 100 (Notable)
Cushman Dam	United States	Record daily precipitation	76.7 mm (3.0 in)	48 of 100 (Notable)
Brooklyn	United States	Record daily precipitation	50.3 mm (2.0 in)	47 of 100 (Notable)
Mud Mtn Dam	United States	Record daily precipitation	46.2 mm (1.8 in)	47 of 100 (Notable)
Cincinnati Abbe Wsmo	United States	Record daily precipitation	86.1 mm (3.4 in)	44 of 100 (Notable)
Ft Payne	United States	Record daily precipitation	98.3 mm (3.9 in)	43 of 100 (Notable)
Aberdeen 20NNE	United States	Record daily precipitation	75.9 mm (3.0 in)	43 of 100 (Notable)
Arlington	United States	Record daily precipitation	43.2 mm (1.7 in)	43 of 100 (Notable)
Woodbury	United States	Record daily precipitation	80.0 mm (3.1 in)	41 of 100 (Notable)
Kearneysville	United States	Record daily precipitation	61.7 mm (2.4 in)	41 of 100 (Notable)
South Pass City	United States	Record high minimum temperature	17.2 C (63.0 F)	41 of 100 (Notable)
Albertville 2 SE	United States	Record daily precipitation	67.3 mm (2.6 in)	40 of 100 (Notable)
Bonneville Dam	United States	Record daily precipitation	47.8 mm (1.9 in)	40 of 100 (Notable)
Seaside	United States	Record daily precipitation	39.1 mm (1.5 in)	40 of 100 (Notable)
Palmer 3 ESE	United States	Record daily precipitation	69.9 mm (2.8 in)	40 of 100 (Notable)
Sedro-Woolley	United States	Record daily precipitation	34.8 mm (1.4 in)	40 of 100 (Notable)
Paratinga	Brazil	Record daily precipitation	28.4 mm (1.1 in)	39 of 100 (Notable)
Quilcene 2 SW	United States	Record daily precipitation	27.2 mm (1.1 in)	39 of 100 (Notable)
Santa Gertrudis	Mexico	Record daily precipitation	105.4 mm (4.1 in)	38 of 100 (Notable)
Longmire Rainier Nps	United States	Record daily precipitation	41.4 mm (1.6 in)	38 of 100 (Notable)
Silver Creek Falls	United States	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Packwood	United States	Record daily precipitation	26.4 mm (1.0 in)	37 of 100 (Notable)
Cachoeiro Itapemiri	Brazil	Record daily precipitation	38.2 mm (1.5 in)	36 of 100 (Notable)
Areia (Ufpb)	Brazil	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Silver Bell	United States	Record daily precipitation	52.8 mm (2.1 in)	36 of 100 (Notable)
Buckley 1 NE	United States	Record daily precipitation	40.9 mm (1.6 in)	36 of 100 (Notable)
Waterville	United States	Record low maximum temperature	9.4 C (48.9 F)	35 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	54.9 mm (2.2 in)	34 of 100 (Routine)
Mormon Flat	United States	Record daily precipitation	38.9 mm (1.5 in)	33 of 100 (Routine)
Eastport	United States	Record low minimum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Luverne	United States	Record high maximum temperature	35.6 C (96.1 F)	33 of 100 (Routine)
Cedar Lake	United States	Record daily precipitation	64.5 mm (2.5 in)	33 of 100 (Routine)
Concrete Ppl Fish STN	United States	Record daily precipitation	25.1 mm (1.0 in)	33 of 100 (Routine)
Paling Yards (Ulabri)	Australia	Record daily precipitation	34.0 mm (1.3 in)	32 of 100 (Routine)
Leroy 5 WSW	United States	Record high maximum temperature	36.7 C (98.1 F)	32 of 100 (Routine)
Northfield	United States	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Deer Park AP	United States	Record low maximum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Rainier Paradise Rs	United States	Record daily precipitation	55.9 mm (2.2 in)	32 of 100 (Routine)
Cruz Do Espirito Santo	Brazil	Record daily precipitation	60.8 mm (2.4 in)	31 of 100 (Routine)
Gainesville	United States	Record daily precipitation	54.6 mm (2.1 in)	31 of 100 (Routine)
Wauna 3 W	United States	Record daily precipitation	26.2 mm (1.0 in)	31 of 100 (Routine)
Spokane Intl AP	United States	Record low maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Allambie	Australia	Record daily precipitation	36.1 mm (1.4 in)	30 of 100 (Routine)
Scottsboro	United States	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Florence	United States	Record daily precipitation	59.9 mm (2.4 in)	30 of 100 (Routine)
Forman 5 SSE	United States	Record high maximum temperature	36.7 C (98.1 F)	30 of 100 (Routine)
Coldwater	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Cle Elum	United States	Record low maximum temperature	12.2 C (54.0 F)	30 of 100 (Routine)
Rainer Ohanapecosh	United States	Record daily precipitation	35.6 mm (1.4 in)	30 of 100 (Routine)

Counts by Type and Timescale

521 records

Records set or tied on 2 September 1971 by type: Highest daily maximum 87, Lowest daily maximum 101, Highest daily minimum 70, Lowest daily minimum 48, Heaviest daily rainfall 215.

Records on 2 September 1971 by type
Record type	Records
Highest daily maximum	87
Lowest daily maximum	101
Highest daily minimum	70
Lowest daily minimum	48
Heaviest daily rainfall	215
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 2 September 1971 by timescale: all-time 0, monthly 22, daily 499.

How Much Records Were Beaten By

419 broken records

Margins by which the 419 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.7. Ties are not counted.

Top 20 by Significance

2 September 1971

Top 20 records on 2 September 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 September 1971	Dayton 1 WSW, US	daily rain	31.0 mm (1.2 in)	27.4 mm (1.1 in)	76 years	70 of 100 (Major)
2 September 1971	Everett, US	daily rain	40.1 mm (1.6 in)	28.9 mm (1.1 in)	76 years	69 of 100 (Major)
2 September 1971	Landsburg, US	daily rain	50.8 mm (2.0 in)	36.8 mm (1.4 in)	54 years	62 of 100 (Major)
2 September 1971	Bremerton, US	daily rain	42.9 mm (1.7 in)	26.6 mm (1.0 in)	58 years	61 of 100 (Major)
2 September 1971	Seattle UNIV of Washin, US	daily rain	33.8 mm (1.3 in)	27.4 mm (1.1 in)	58 years	61 of 100 (Major)
2 September 1971	Ust-Ozernoe, RU	monthly rain	40.2 mm (1.6 in)	16.6 mm (0.7 in)	8 years	55 of 100 (Notable)
2 September 1971	Snoqualmie Falls, US	daily rain	39.9 mm (1.6 in)	25.4 mm (1.0 in)	64 years	53 of 100 (Notable)
2 September 1971	Cumming 2N, US	daily rain	81.3 mm (3.2 in)	66.1 mm (2.6 in)	32 years	52 of 100 (Notable)
2 September 1971	Prentiss, US	daily rain	78.0 mm (3.1 in)	64.5 mm (2.5 in)	28 years	51 of 100 (Notable)
2 September 1971	Monroe, US	daily rain	43.2 mm (1.7 in)	32.8 mm (1.3 in)	29 years	51 of 100 (Notable)
2 September 1971	Kent, US	daily rain	33.0 mm (1.3 in)	22.8 mm (0.9 in)	44 years	50 of 100 (Notable)
2 September 1971	Cloverdale, US	daily rain	87.9 mm (3.5 in)	76.7 mm (3.0 in)	22 years	49 of 100 (Notable)
2 September 1971	Cushman Dam, US	daily rain	76.7 mm (3.0 in)	59.7 mm (2.4 in)	22 years	48 of 100 (Notable)
2 September 1971	Brooklyn, US	daily rain	50.3 mm (2.0 in)	40.4 mm (1.6 in)	22 years	47 of 100 (Notable)
2 September 1971	Mud Mtn Dam, US	daily rain	46.2 mm (1.8 in)	32.2 mm (1.3 in)	32 years	47 of 100 (Notable)
2 September 1971	Cincinnati Abbe Wsmo, US	monthly rain	86.1 mm (3.4 in)	26.9 mm (1.1 in)	15 years	44 of 100 (Notable)
2 September 1971	Ft Payne, US	daily rain	98.3 mm (3.9 in)	62.0 mm (2.4 in)	20 years	43 of 100 (Notable)
2 September 1971	Aberdeen 20NNE, US	daily rain	75.9 mm (3.0 in)	45.2 mm (1.8 in)	44 years	43 of 100 (Notable)
2 September 1971	Arlington, US	daily rain	43.2 mm (1.7 in)	32.8 mm (1.3 in)	8 years	43 of 100 (Notable)
2 September 1971	Woodbury, US	daily rain	80.0 mm (3.1 in)	51.8 mm (2.0 in)	10 years	41 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

1797 to 1971

Records set or tied on this calendar date in each year from 1797 to 1971. 1971 had 521 records.

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

Records on 09-02 in each year
Year	Records
1797	1
1800	1
1802	1
1808	1
1838	1
1841	1
1843	1
1850	1
1854	1
1855	1
1857	1
1860	3
1861	1
1864	1
1867	2
1869	2
1870	1
1871	2
1872	1
1875	1
1876	1
1877	3
1878	2
1879	1
1881	1
1883	1
1884	1
1885	4
1886	5
1888	1
1889	2
1890	5
1891	1
1892	5
1893	3
1894	4
1895	3
1896	4
1897	4
1898	8
1899	10
1900	3
1901	4
1902	5
1903	13
1904	6
1905	14
1906	25
1907	11
1908	58
1909	35
1910	13
1911	82
1912	37
1913	37
1914	16
1915	38
1916	26
1917	20
1918	31
1919	17
1920	39
1921	85
1922	46
1923	75
1924	212
1925	147
1926	215
1927	71
1928	203
1929	322
1930	194
1931	305
1932	473
1933	427
1934	537
1935	602
1936	391
1937	905
1938	376
1939	439
1940	224
1941	467
1942	389
1943	336
1944	353
1945	392
1946	635
1947	1,147
1948	431
1949	563
1950	745
1951	515
1952	698
1953	1,153
1954	721
1955	501
1956	440
1957	385
1958	348
1959	534
1960	448
1961	839
1962	318
1963	272
1964	679
1965	440
1966	362
1967	1,213
1968	493
1969	465
1970	553
1971	521
1972	743
1973	1,148
1974	1,294
1975	519
1976	835
1977	589
1978	484
1979	647
1980	697
1981	521
1982	672
1983	1,076
1984	598
1985	714
1986	860
1987	915
1988	1,284
1989	659
1990	675
1991	807
1992	1,117
1993	1,405
1994	1,291
1995	1,143
1996	604
1997	1,547
1998	1,263
1999	912
2000	1,931
2001	981
2002	805
2003	1,310
2004	679
2005	623
2006	1,238
2007	1,086
2008	1,229
2009	706
2010	1,081
2011	1,265
2012	885
2013	717
2014	650
2015	661
2016	621
2017	1,047
2018	473
2019	789
2020	701
2021	742
2022	991
2023	707
2024	923
2025	431
2026	866

Download the Data

Data for records on 1971-09-02: 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	338
10 to 20	37
20 to 30	22
30 to 40	10
40 to 50	5
50 to 60	2
60 to 70	3
70 to 80	2