Weather Records on 1 September 1974

895 weather records were set or tied worldwide on 1 September 1974. Highest significance: Walnut 4S, US.

Key Facts for 1 September 1974

On 1 September 1974, 895 weather records were set or tied at long-record stations worldwide.
124 were record highs and 488 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 27 monthly and 867 daily.
Walnut 4S set a daily record precipitation of 97.8 mm (3.9 in) on 1 September 1974.
Across 161 earlier years (1797 to 2026) the same calendar date averaged 438 records.

Record Map

895 stations

895 station records on 1 September 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 September 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Walnut 4S	United States	Record daily precipitation	97.8 mm (3.9 in)	62 of 100 (Major)
Sao Jose de Mipibu	Brazil	Record daily precipitation	65.8 mm (2.6 in)	58 of 100 (Notable)
Fall Rvr Lake	United States	Record daily precipitation	74.9 mm (2.9 in)	56 of 100 (Notable)
Columbus	United States	Record daily precipitation	69.3 mm (2.7 in)	51 of 100 (Notable)
Youanmi Downs	Australia	Record daily precipitation	31.9 mm (1.3 in)	50 of 100 (Notable)
Monticello Muni AP	United States	Record low maximum temperature	21.7 C (71.1 F)	50 of 100 (Notable)
Brookville	United States	Record daily precipitation	62.7 mm (2.5 in)	47 of 100 (Notable)
Maracanau	Brazil	Record daily precipitation	38.2 mm (1.5 in)	46 of 100 (Notable)
Paris	United States	Record daily precipitation	111.0 mm (4.4 in)	44 of 100 (Notable)
Princeton	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Dimbulah Brickley St	Australia	Record daily precipitation	27.2 mm (1.1 in)	41 of 100 (Notable)
Stilbaai (Bos)	South Africa	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Garnett 1 E	United States	Record daily precipitation	71.9 mm (2.8 in)	41 of 100 (Notable)
Rogers	United States	Record daily precipitation	62.2 mm (2.4 in)	40 of 100 (Notable)
Independence	United States	Record daily precipitation	52.3 mm (2.1 in)	40 of 100 (Notable)
Yuinmery	Australia	Record daily precipitation	25.0 mm (1.0 in)	39 of 100 (Notable)
Oswego 1 N	United States	Record daily precipitation	43.7 mm (1.7 in)	39 of 100 (Notable)
Vanersborg	Sweden	Record high maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Gravette	United States	Record daily precipitation	81.8 mm (3.2 in)	38 of 100 (Notable)
Le Roy	United States	Record daily precipitation	70.6 mm (2.8 in)	38 of 100 (Notable)
Windsor	United States	Record low maximum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Rodeo (Smn)	Mexico	Record daily precipitation	45.0 mm (1.8 in)	37 of 100 (Notable)
Headworks Portland Wtr B	United States	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Concordia ASOS	United States	Record low minimum temperature	9.4 C (48.9 F)	36 of 100 (Notable)
Port Hastings	Canada	Record high maximum temperature	26.7 C (80.1 F)	35 of 100 (Notable)
Tranebjerg	Denmark	Record high minimum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Skara 1	Sweden	Record high maximum temperature	25.2 C (77.4 F)	35 of 100 (Notable)
Bedford	United States	Record low maximum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Keithville	United States	Record daily precipitation	65.8 mm (2.6 in)	35 of 100 (Notable)
Eagle	United States	Record high maximum temperature	26.7 C (80.1 F)	35 of 100 (Notable)
Tibaji	Brazil	Record daily precipitation	57.0 mm (2.2 in)	34 of 100 (Routine)
Pomerode	Brazil	Record daily precipitation	59.6 mm (2.3 in)	34 of 100 (Routine)
Utsira Fyr	Norway	Record high minimum temperature	17.9 C (64.2 F)	34 of 100 (Routine)
Camden 1	United States	Record daily precipitation	77.5 mm (3.1 in)	34 of 100 (Routine)
Geneseo	United States	Record low maximum temperature	20.6 C (69.1 F)	33 of 100 (Routine)
Greenfield	United States	Record low maximum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Yates Ctr	United States	Record daily precipitation	41.9 mm (1.6 in)	33 of 100 (Routine)
Luverne	United States	Record low maximum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Zumbrota	United States	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Farmingdale 4 N	United States	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Hatton 9 SE	United States	Record high minimum temperature	22.2 C (72.0 F)	33 of 100 (Routine)
Zharyk	Kazakhstan	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Ohotsk	Russia	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Fordyce	United States	Record low maximum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Indianola 1SW	United States	Record low maximum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Forestburg 4 NNE	United States	Record low maximum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Dumas	United States	Record daily precipitation	63.8 mm (2.5 in)	31 of 100 (Routine)
Minden	United States	Record daily precipitation	67.3 mm (2.6 in)	31 of 100 (Routine)
Plain Dealing	United States	Record daily precipitation	84.3 mm (3.3 in)	31 of 100 (Routine)
Detroit Lakes 1 NNE	United States	Record low minimum temperature	-1.7 C (28.9 F)	31 of 100 (Routine)
Union	United States	Record daily precipitation	54.1 mm (2.1 in)	31 of 100 (Routine)
Livingston	United States	Record low maximum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Amenia	United States	Record low maximum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Rolla 1NE	United States	Record low maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Academy 2NE	United States	Record low maximum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Gregory	United States	Record low maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Kennebec	United States	Record low maximum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Sturt Meadows	Australia	Record daily precipitation	28.2 mm (1.1 in)	30 of 100 (Routine)
Ocean Falls	Canada	Record high maximum temperature	31.1 C (88.0 F)	30 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	20.0 C (68.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

895 records

Records set or tied on 1 September 1974 by type: Highest daily maximum 61, Lowest daily maximum 321, Highest daily minimum 63, Lowest daily minimum 167, Heaviest daily rainfall 281, Heaviest daily snowfall 2.

Records on 1 September 1974 by type
Record type	Records
Highest daily maximum	61
Lowest daily maximum	321
Highest daily minimum	63
Lowest daily minimum	167
Heaviest daily rainfall	281
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 1 September 1974 by timescale: all-time 1, monthly 27, daily 867.

How Much Records Were Beaten By

710 broken records

Margins by which the 710 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 74.9. Ties are not counted.

Top 20 by Significance

1 September 1974

Top 20 records on 1 September 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 September 1974	Walnut 4S, US	daily rain	97.8 mm (3.9 in)	74.9 mm (2.9 in)	65 years	62 of 100 (Major)
1 September 1974	Sao Jose de Mipibu, BR	monthly rain	65.8 mm (2.6 in)	30.6 mm (1.2 in)	9 years	58 of 100 (Notable)
1 September 1974	Fall Rvr Lake, US	daily rain	74.9 mm (2.9 in)	62.2 mm (2.4 in)	60 years	56 of 100 (Notable)
1 September 1974	Columbus, US	daily rain	69.3 mm (2.7 in)	51.0 mm (2.0 in)	24 years	51 of 100 (Notable)
1 September 1974	Youanmi Downs, AU	daily rain	31.9 mm (1.3 in)	29.6 mm (1.2 in)	17 years	50 of 100 (Notable)
1 September 1974	Monticello Muni AP, US	daily low max	21.7 C (71.1 F)	7.2 C (13.0 F)	79 years	50 of 100 (Notable)
1 September 1974	Brookville, US	daily rain	62.7 mm (2.5 in)	42.4 mm (1.7 in)	28 years	47 of 100 (Notable)
1 September 1974	Maracanau, BR	monthly rain	38.2 mm (1.5 in)	30.0 mm (1.2 in)	7 years	46 of 100 (Notable)
1 September 1974	Paris, US	daily rain	111.0 mm (4.4 in)	74.2 mm (2.9 in)	12 years	44 of 100 (Notable)
1 September 1974	Princeton, US	daily low max	16.1 C (61.0 F)	7.2 C (13.0 F)	72 years	42 of 100 (Notable)
1 September 1974	Dimbulah Brickley St, AU	daily rain	27.2 mm (1.1 in)	16.8 mm (0.7 in)	40 years	41 of 100 (Notable)
1 September 1974	Stilbaai (Bos), ZA	daily rain	30.0 mm (1.2 in)	17.6 mm (0.7 in)	45 years	41 of 100 (Notable)
1 September 1974	Garnett 1 E, US	daily rain	71.9 mm (2.8 in)	31.8 mm (1.3 in)	64 years	41 of 100 (Notable)
1 September 1974	Rogers, US	daily rain	62.2 mm (2.4 in)	34.8 mm (1.4 in)	40 years	40 of 100 (Notable)
1 September 1974	Independence, US	daily rain	52.3 mm (2.1 in)	24.4 mm (1.0 in)	65 years	40 of 100 (Notable)
1 September 1974	Yuinmery, AU	daily rain	25.0 mm (1.0 in)	19.2 mm (0.8 in)	17 years	39 of 100 (Notable)
1 September 1974	Oswego 1 N, US	daily rain	43.7 mm (1.7 in)	24.6 mm (1.0 in)	65 years	39 of 100 (Notable)
1 September 1974	Vanersborg, SE	daily high max	25.0 C (77.0 F)	1.0 C (1.8 F)	87 years	38 of 100 (Notable)
1 September 1974	Gravette, US	daily rain	81.8 mm (3.2 in)	34.0 mm (1.3 in)	40 years	38 of 100 (Notable)
1 September 1974	Le Roy, US	daily rain	70.6 mm (2.8 in)	39.1 mm (1.5 in)	53 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

1797 to 1974

Records set or tied on this calendar date in each year from 1797 to 1974. 1974 had 895 records.

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

Records on 09-01 in each year
Year	Records
1797	1
1806	1
1819	1
1827	1
1831	1
1838	1
1851	1
1853	1
1854	1
1857	1
1858	1
1859	1
1860	2
1861	1
1865	1
1866	1
1867	2
1869	3
1871	1
1873	1
1876	2
1877	2
1878	3
1879	2
1881	5
1883	1
1886	3
1887	3
1888	2
1890	2
1892	2
1894	3
1897	4
1898	10
1899	3
1900	2
1901	14
1902	5
1903	16
1904	9
1905	6
1906	26
1907	14
1908	26
1909	34
1910	22
1911	16
1912	47
1913	32
1914	23
1915	46
1916	16
1917	24
1918	31
1919	19
1920	31
1921	46
1922	67
1923	75
1924	210
1925	127
1926	182
1927	136
1928	166
1929	324
1930	264
1931	233
1932	550
1933	622
1934	654
1935	584
1936	385
1937	502
1938	373
1939	303
1940	333
1941	497
1942	532
1943	578
1944	377
1945	497
1946	642
1947	555
1948	460
1949	1,102
1950	849
1951	668
1952	644
1953	937
1954	407
1955	413
1956	504
1957	320
1958	427
1959	519
1960	408
1961	531
1962	368
1963	416
1964	621
1965	657
1966	596
1967	1,263
1968	604
1969	493
1970	502
1971	464
1972	518
1973	874
1974	895
1975	939
1976	627
1977	500
1978	809
1979	459
1980	671
1981	649
1982	642
1983	1,167
1984	619
1985	901
1986	964
1987	909
1988	651
1989	823
1990	749
1991	687
1992	1,010
1993	1,122
1994	1,291
1995	1,165
1996	823
1997	1,161
1998	1,159
1999	925
2000	1,613
2001	904
2002	778
2003	1,254
2004	827
2005	901
2006	1,157
2007	976
2008	1,204
2009	1,003
2010	1,313
2011	1,071
2012	874
2013	775
2014	515
2015	661
2016	522
2017	686
2018	399
2019	800
2020	689
2021	751
2022	1,016
2023	720
2024	938
2025	359
2026	521

Download the Data

Data for records on 1974-09-01: 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	604
10 to 20	58
20 to 30	23
30 to 40	14
40 to 50	6
50 to 60	2
60 to 70	1
70 to 80	2