Weather Records on 27 September 1974

408 weather records were set or tied worldwide on 27 September 1974. Highest significance: Wirrulla (Petina), AU.

Key Facts for 27 September 1974

On 27 September 1974, 408 weather records were set or tied at long-record stations worldwide.
111 were record highs and 116 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 20 monthly and 387 daily.
Wirrulla (Petina) set a daily record precipitation of 26.0 mm (1.0 in) on 27 September 1974.
Across 154 earlier years (1799 to 2026) the same calendar date averaged 451 records.

Record Map

408 stations

408 station records on 27 September 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 September 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wirrulla (Petina)	Australia	Record daily precipitation	26.0 mm (1.0 in)	62 of 100 (Major)
Cruz Do Espirito Santo	Brazil	Record daily precipitation	45.3 mm (1.8 in)	52 of 100 (Notable)
Ft Grant	United States	Record daily precipitation	35.6 mm (1.4 in)	49 of 100 (Notable)
Pbo Anantapur	India	Record daily precipitation	169.9 mm (6.7 in)	48 of 100 (Notable)
Den Helder-1	Netherlands	Record daily precipitation	27.7 mm (1.1 in)	45 of 100 (Notable)
Selma	United States	Record daily precipitation	90.4 mm (3.6 in)	45 of 100 (Notable)
Fairview	Canada	Record daily snowfall	17.8 cm (7.0 in)	44 of 100 (Notable)
Monticello Muni AP	United States	Record low maximum temperature	17.2 C (63.0 F)	43 of 100 (Notable)
Bucuresti Filaret	Romania	Record daily precipitation	32.9 mm (1.3 in)	42 of 100 (Notable)
Kolomyia	Ukraine	Record daily precipitation	28.6 mm (1.1 in)	42 of 100 (Notable)
West Terschelling	Netherlands	Record daily precipitation	32.4 mm (1.3 in)	41 of 100 (Notable)
Hatteras	United States	Record low minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Rapelje	United States	Record daily precipitation	31.5 mm (1.2 in)	39 of 100 (Notable)
Bourke Post Office	Australia	Record low minimum temperature	2.4 C (36.3 F)	38 of 100 (Notable)
Haig	Australia	Record daily precipitation	26.0 mm (1.0 in)	37 of 100 (Notable)
Stromsfoss Sluse	Norway	Record daily precipitation	26.4 mm (1.0 in)	37 of 100 (Notable)
Perryville	United States	Record daily precipitation	98.6 mm (3.9 in)	37 of 100 (Notable)
Yeelana (Brooker)	Australia	Record daily precipitation	39.0 mm (1.5 in)	36 of 100 (Notable)
Highland Home	United States	Record daily precipitation	53.8 mm (2.1 in)	36 of 100 (Notable)
Loongana	Australia	Record daily precipitation	38.0 mm (1.5 in)	35 of 100 (Notable)
Luverne	United States	Record high maximum temperature	31.1 C (88.0 F)	35 of 100 (Notable)
Columbus	United States	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Tambe (Itambe)	Brazil	Record daily precipitation	50.0 mm (2.0 in)	34 of 100 (Routine)
Fort McPherson	Canada	Record low maximum temperature	-7.2 C (19.0 F)	33 of 100 (Routine)
Uman	Ukraine	Record high minimum temperature	13.5 C (56.3 F)	33 of 100 (Routine)
Caledonia	United States	Record high maximum temperature	26.7 C (80.1 F)	33 of 100 (Routine)
Livingston	United States	Record daily precipitation	25.7 mm (1.0 in)	33 of 100 (Routine)
San Diego Curupatzeo	Mexico	Record high maximum temperature	39.4 C (102.9 F)	32 of 100 (Routine)
Syktyvkar	Russia	Record high maximum temperature	20.3 C (68.5 F)	32 of 100 (Routine)
Longmont 2 ESE	United States	Record high maximum temperature	30.6 C (87.1 F)	32 of 100 (Routine)
Mason City	United States	Record high maximum temperature	30.6 C (87.1 F)	32 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high maximum temperature	32.2 C (90.0 F)	32 of 100 (Routine)
Bindi	Australia	Record daily precipitation	27.0 mm (1.1 in)	31 of 100 (Routine)
Usina Avanhandava (Cpfl)	Brazil	Record daily precipitation	36.4 mm (1.4 in)	31 of 100 (Routine)
Huamantla	Mexico	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Ajo Well	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Plant City	United States	Record high minimum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Fort Nelson A	Canada	Record daily snowfall	15.7 cm (6.2 in)	30 of 100 (Routine)
Ust-Hairyuzovo	Russia	Record high maximum temperature	18.2 C (64.8 F)	30 of 100 (Routine)
Dayton 1 N	United States	Record daily precipitation	63.0 mm (2.5 in)	30 of 100 (Routine)
Tewantin Post Office	Australia	Record low maximum temperature	19.2 C (66.6 F)	29 of 100 (Routine)
Galway	Ireland	Record low maximum temperature	10.6 C (51.1 F)	29 of 100 (Routine)
Hot Springs 1 NNE	United States	Record low maximum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	34.7 mm (1.4 in)	28 of 100 (Routine)
Alberta	United States	Record daily precipitation	68.1 mm (2.7 in)	28 of 100 (Routine)
Tuba City	United States	Record low minimum temperature	-6.7 C (19.9 F)	28 of 100 (Routine)
Plain Dealing	United States	Record low maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Port Gibson 1 NE	United States	Record low maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Liberty 1 NE	United States	Record low maximum temperature	10.6 C (51.1 F)	28 of 100 (Routine)
Cet Central England	United Kingdom	Record low maximum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Lowestoft	United Kingdom	Record low maximum temperature	12.2 C (54.0 F)	27 of 100 (Routine)
Feldberg/Schwarzwald	Germany	Record snow depth	18.0 cm (7.1 in)	26 of 100 (Routine)
Chernivtsi	Ukraine	Record daily precipitation	37.2 mm (1.5 in)	26 of 100 (Routine)
Fordyce	United States	Record low maximum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Longview	United States	Record low maximum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Leo 6 SW	United States	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record high minimum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Hayes Center 1NW	United States	Record high maximum temperature	34.4 C (93.9 F)	26 of 100 (Routine)
Vasilevici	Belarus	Record high minimum temperature	13.2 C (55.8 F)	25 of 100 (Routine)
Sterling	United States	Record high maximum temperature	31.7 C (89.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

408 records

Records set or tied on 27 September 1974 by type: Highest daily maximum 66, Lowest daily maximum 82, Highest daily minimum 45, Lowest daily minimum 34, Heaviest daily rainfall 160, Heaviest daily snowfall 20, Deepest snow cover 1.

Records on 27 September 1974 by type
Record type	Records
Highest daily maximum	66
Lowest daily maximum	82
Highest daily minimum	45
Lowest daily minimum	34
Heaviest daily rainfall	160
Heaviest daily snowfall	20
Deepest snow cover	1

Records on 27 September 1974 by timescale: all-time 1, monthly 20, daily 387.

How Much Records Were Beaten By

337 broken records

Margins by which the 337 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 173.0. Ties are not counted.

Top 20 by Significance

27 September 1974

Top 20 records on 27 September 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 September 1974	Wirrulla (Petina), AU	daily rain	26.0 mm (1.0 in)	16.3 mm (0.6 in)	68 years	62 of 100 (Major)
27 September 1974	Cruz Do Espirito Santo, BR	daily rain	45.3 mm (1.8 in)	36.1 mm (1.4 in)	55 years	52 of 100 (Notable)
27 September 1974	Ft Grant, US	daily rain	35.6 mm (1.4 in)	20.4 mm (0.8 in)	71 years	49 of 100 (Notable)
27 September 1974	Pbo Anantapur, IN	all-time rain	169.9 mm (6.7 in)	24.6 mm (1.0 in)	36 years	48 of 100 (Notable)
27 September 1974	Den Helder-1, NL	daily rain	27.7 mm (1.1 in)	5.6 mm (0.22 in)	86 years	45 of 100 (Notable)
27 September 1974	Selma, US	daily rain	90.4 mm (3.6 in)	37.1 mm (1.5 in)	44 years	45 of 100 (Notable)
27 September 1974	Fairview, CA	daily snowfall	17.8 cm (7.0 in)	17.3 cm (6.8 in)	20 years	44 of 100 (Notable)
27 September 1974	Monticello Muni AP, US	daily low max	17.2 C (63.0 F)	3.4 C (6.1 F)	86 years	43 of 100 (Notable)
27 September 1974	Bucuresti Filaret, RO	daily rain	32.9 mm (1.3 in)	15.1 mm (0.6 in)	61 years	42 of 100 (Notable)
27 September 1974	Kolomyia, UA	daily rain	28.6 mm (1.1 in)	18.8 mm (0.7 in)	28 years	42 of 100 (Notable)
27 September 1974	West Terschelling, NL	daily rain	32.4 mm (1.3 in)	10.2 mm (0.4 in)	48 years	41 of 100 (Notable)
27 September 1974	Hatteras, US	daily low min	11.1 C (52.0 F)	3.3 C (5.9 F)	68 years	40 of 100 (Notable)
27 September 1974	Rapelje, US	daily rain	31.5 mm (1.2 in)	10.9 mm (0.4 in)	59 years	39 of 100 (Notable)
27 September 1974	Bourke Post Office, AU	daily low min	2.4 C (36.3 F)	2.0 C (3.6 F)	77 years	38 of 100 (Notable)
27 September 1974	Haig, AU	daily rain	26.0 mm (1.0 in)	11.3 mm (0.4 in)	41 years	37 of 100 (Notable)
27 September 1974	Stromsfoss Sluse, NO	daily rain	26.4 mm (1.0 in)	6.1 mm (0.24 in)	68 years	37 of 100 (Notable)
27 September 1974	Perryville, US	daily rain	98.6 mm (3.9 in)	52.6 mm (2.1 in)	16 years	37 of 100 (Notable)
27 September 1974	Yeelana (Brooker), AU	monthly rain	39.0 mm (1.5 in)	2.2 mm (0.09 in)	54 years	36 of 100 (Notable)
27 September 1974	Highland Home, US	daily rain	53.8 mm (2.1 in)	15.7 mm (0.6 in)	68 years	36 of 100 (Notable)
27 September 1974	Loongana, AU	monthly rain	38.0 mm (1.5 in)	9.0 mm (0.35 in)	10 years	35 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

1799 to 1974

Records set or tied on this calendar date in each year from 1799 to 1974. 1974 had 408 records.

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

Records on 09-27 in each year
Year	Records
1799	1
1828	1
1836	2
1847	1
1851	1
1854	2
1855	2
1859	2
1866	2
1867	3
1874	1
1875	1
1877	2
1880	1
1881	4
1882	1
1885	5
1887	1
1890	3
1891	1
1892	1
1893	1
1894	5
1895	6
1896	1
1897	2
1898	4
1899	1
1900	5
1901	3
1902	12
1903	7
1904	12
1905	21
1906	21
1907	9
1908	36
1909	17
1910	20
1911	31
1912	25
1913	27
1914	24
1915	80
1916	57
1917	41
1918	58
1919	45
1920	54
1921	26
1922	111
1923	125
1924	115
1925	129
1926	581
1927	244
1928	288
1929	225
1930	178
1931	222
1932	194
1933	559
1934	298
1935	319
1936	435
1937	309
1938	366
1939	572
1940	706
1941	257
1942	1,353
1943	503
1944	323
1945	475
1946	387
1947	813
1948	405
1949	407
1950	223
1951	480
1952	539
1953	567
1954	507
1955	386
1956	825
1957	644
1958	585
1959	582
1960	337
1961	376
1962	352
1963	849
1964	724
1965	688
1966	426
1967	502
1968	286
1969	233
1970	773
1971	762
1972	989
1973	1,031
1974	408
1975	790
1976	905
1977	852
1978	773
1979	741
1980	559
1981	680
1982	1,076
1983	791
1984	1,297
1985	661
1986	1,772
1987	1,013
1988	494
1989	852
1990	379
1991	894
1992	659
1993	727
1994	764
1995	698
1996	1,468
1997	730
1998	1,774
1999	1,059
2000	1,031
2001	980
2002	992
2003	830
2004	665
2005	1,061
2006	596
2007	1,091
2008	659
2009	987
2010	1,153
2011	965
2012	624
2013	823
2014	813
2015	664
2016	600
2017	891
2018	600
2019	755
2020	659
2021	893
2022	642
2023	747
2024	1,449
2025	272
2026	358

Download the Data

Data for records on 1974-09-27: 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 25	318
25 to 50	13
50 to 75	3
75 to 100	2
100 to 125	0
125 to 150	0
150 to 175	1