Weather Records on 30 October 1974

1,039 weather records were set or tied worldwide on 30 October 1974. Highest significance: Chetwynd, AU.

Key Facts for 30 October 1974

On 30 October 1974, 1,039 weather records were set or tied at long-record stations worldwide.
421 were record highs and 145 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 74 monthly and 964 daily.
Chetwynd set a daily record precipitation of 48.0 mm (1.9 in) on 30 October 1974.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 487 records.

Record Map

1,039 stations

1,039 station records on 30 October 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chetwynd	Australia	Record daily precipitation	48.0 mm (1.9 in)	53 of 100 (Notable)
Glen Morrison (Millbank)	Australia	Record daily precipitation	39.0 mm (1.5 in)	47 of 100 (Notable)
Red Oak	United States	Record daily precipitation	61.5 mm (2.4 in)	47 of 100 (Notable)
Mystic Lake	United States	Record daily precipitation	31.0 mm (1.2 in)	46 of 100 (Notable)
Scone (Philip Street)	Australia	Record daily precipitation	34.0 mm (1.3 in)	45 of 100 (Notable)
Andradina	Brazil	Record daily precipitation	106.3 mm (4.2 in)	45 of 100 (Notable)
Red Range (Victoria St)	Australia	Record daily precipitation	45.6 mm (1.8 in)	44 of 100 (Notable)
Chesterfield	Canada	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Weltevreden	South Africa	Record daily precipitation	84.0 mm (3.3 in)	43 of 100 (Notable)
Prescott	United States	Record daily snowfall	6.4 cm (2.5 in)	41 of 100 (Notable)
Amparo	Brazil	Record daily precipitation	65.2 mm (2.6 in)	39 of 100 (Notable)
Park Valley	United States	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Oberstdorf	Germany	Record snow depth	54.0 cm (21.3 in)	37 of 100 (Notable)
Hvar	Croatia	Record low maximum temperature	12.0 C (53.6 F)	37 of 100 (Notable)
Griquatown (Tnk)	South Africa	Record daily precipitation	55.5 mm (2.2 in)	37 of 100 (Notable)
Malad	United States	Record daily precipitation	27.9 mm (1.1 in)	37 of 100 (Notable)
Luverne	United States	Record high minimum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Huron Rgnl AP	United States	Record high minimum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Nowendoc (Beaufort)	Australia	Record daily precipitation	25.8 mm (1.0 in)	35 of 100 (Notable)
Orlinga	Russia	Record low minimum temperature	-34.1 C (-29.4 F)	35 of 100 (Notable)
Newton	United States	Record daily precipitation	54.1 mm (2.1 in)	35 of 100 (Notable)
Hastings	United States	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Broken Bow 2 W	United States	Record high minimum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Denman (Palace Street)	Australia	Record daily precipitation	41.0 mm (1.6 in)	33 of 100 (Routine)
Sonora	United States	Record low maximum temperature	9.4 C (48.9 F)	33 of 100 (Routine)
Lake Providence	United States	Record high minimum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Bird Island	United States	Record high minimum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Booneville	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
West Bend	United States	Record high minimum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Moran 5WNW	United States	Record daily snowfall	15.2 cm (6.0 in)	33 of 100 (Routine)
Gresford Post Office	Australia	Record daily precipitation	26.6 mm (1.0 in)	32 of 100 (Routine)
Paranapiacaba (Alto da Serra)	Brazil	Record daily precipitation	96.1 mm (3.8 in)	32 of 100 (Routine)
Lucknow	Canada	Record high minimum temperature	13.9 C (57.0 F)	32 of 100 (Routine)
Aurora Water	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Hart 3 WSW	United States	Record high minimum temperature	13.9 C (57.0 F)	32 of 100 (Routine)
Long Prairie	United States	Record high minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Merrill	United States	Record daily precipitation	63.5 mm (2.5 in)	32 of 100 (Routine)
Watertown Wwtp	United States	Record high minimum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Park Rapids Muni AP	United States	Record high minimum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Myrup	Australia	Record daily precipitation	25.2 mm (1.0 in)	31 of 100 (Routine)
Fazenda Acude	Brazil	Record daily precipitation	65.5 mm (2.6 in)	31 of 100 (Routine)
Tajshet	Russia	Record low minimum temperature	-32.6 C (-26.7 F)	31 of 100 (Routine)
Balagansk	Russia	Record low minimum temperature	-24.9 C (-12.8 F)	31 of 100 (Routine)
Flora 5 NW	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Clark	United States	Record high minimum temperature	10.6 C (51.1 F)	31 of 100 (Routine)
Waukesha Wwtp	United States	Record high minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Scotia	Canada	Record daily precipitation	35.1 mm (1.4 in)	30 of 100 (Routine)
Bajandaj	Russia	Record low maximum temperature	-17.7 C (0.1 F)	30 of 100 (Routine)
Babuskin	Russia	Record low maximum temperature	-9.7 C (14.5 F)	30 of 100 (Routine)
Kjahta	Russia	Record low maximum temperature	-11.2 C (11.8 F)	30 of 100 (Routine)
Cuyamaca	United States	Record low maximum temperature	4.4 C (39.9 F)	30 of 100 (Routine)
Galesburg	United States	Record high minimum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
Geneseo	United States	Record high minimum temperature	14.4 C (57.9 F)	30 of 100 (Routine)
Harrisburg	United States	Record high minimum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Bemidji	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Houston	United States	Record high minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Wahpeton 3 N	United States	Record high minimum temperature	10.6 C (51.1 F)	30 of 100 (Routine)
Sisseton	United States	Record high minimum temperature	11.1 C (52.0 F)	30 of 100 (Routine)
Chilton	United States	Record high minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

1,039 records

Records set or tied on 30 October 1974 by type: Highest daily maximum 40, Lowest daily maximum 99, Highest daily minimum 381, Lowest daily minimum 46, Heaviest daily rainfall 444, Heaviest daily snowfall 19, Deepest snow cover 10.

Records on 30 October 1974 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	99
Highest daily minimum	381
Lowest daily minimum	46
Heaviest daily rainfall	444
Heaviest daily snowfall	19
Deepest snow cover	10

Records on 30 October 1974 by timescale: all-time 1, monthly 74, daily 964.

How Much Records Were Beaten By

866 broken records

Margins by which the 866 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

30 October 1974

Top 20 records on 30 October 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1974	Chetwynd, AU	daily rain	48.0 mm (1.9 in)	29.2 mm (1.1 in)	21 years	53 of 100 (Notable)
30 October 1974	Glen Morrison (Millbank), AU	daily rain	39.0 mm (1.5 in)	27.8 mm (1.1 in)	52 years	47 of 100 (Notable)
30 October 1974	Red Oak, US	daily rain	61.5 mm (2.4 in)	35.6 mm (1.4 in)	44 years	47 of 100 (Notable)
30 October 1974	Mystic Lake, US	daily rain	31.0 mm (1.2 in)	20.1 mm (0.8 in)	23 years	46 of 100 (Notable)
30 October 1974	Scone (Philip Street), AU	daily rain	34.0 mm (1.3 in)	9.9 mm (0.39 in)	80 years	45 of 100 (Notable)
30 October 1974	Andradina, BR	daily rain	106.3 mm (4.2 in)	79.8 mm (3.1 in)	9 years	45 of 100 (Notable)
30 October 1974	Red Range (Victoria St), AU	daily rain	45.6 mm (1.8 in)	21.7 mm (0.9 in)	56 years	44 of 100 (Notable)
30 October 1974	Chesterfield, CA	daily snowfall	12.7 cm (5.0 in)	8.1 cm (3.2 in)	36 years	44 of 100 (Notable)
30 October 1974	Weltevreden, ZA	monthly rain	84.0 mm (3.3 in)	26.0 mm (1.0 in)	11 years	43 of 100 (Notable)
30 October 1974	Prescott, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	75 years	41 of 100 (Notable)
30 October 1974	Amparo, BR	daily rain	65.2 mm (2.6 in)	41.4 mm (1.6 in)	29 years	39 of 100 (Notable)
30 October 1974	Park Valley, US	all-time rain	44.5 mm (1.8 in)	1.6 mm (0.06 in)	37 years	39 of 100 (Notable)
30 October 1974	Oberstdorf, DE	monthly snow depth	54.0 cm (21.3 in)	14.0 cm (5.5 in)	2 years	37 of 100 (Notable)
30 October 1974	Hvar, HR	daily low max	12.0 C (53.6 F)	0.8 C (1.4 F)	88 years	37 of 100 (Notable)
30 October 1974	Griquatown (Tnk), ZA	monthly rain	55.5 mm (2.2 in)	13.5 mm (0.5 in)	7 years	37 of 100 (Notable)
30 October 1974	Malad, US	daily rain	27.9 mm (1.1 in)	14.9 mm (0.6 in)	11 years	37 of 100 (Notable)
30 October 1974	Luverne, US	daily high min	10.0 C (50.0 F)	3.9 C (7.0 F)	73 years	37 of 100 (Notable)
30 October 1974	Huron Rgnl AP, US	daily high min	9.4 C (48.9 F)	1.1 C (2.0 F)	87 years	37 of 100 (Notable)
30 October 1974	Nowendoc (Beaufort), AU	daily rain	25.8 mm (1.0 in)	2.9 mm (0.11 in)	80 years	35 of 100 (Notable)
30 October 1974	Orlinga, RU	monthly low min	-34.1 C (-29.4 F)	5.6 C (10.1 F)	39 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 1,039 records.

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

Records on 10-30 in each year
Year	Records
1799	1
1815	1
1837	1
1839	1
1841	1
1849	1
1856	1
1866	1
1867	1
1869	5
1870	1
1871	1
1873	2
1877	1
1881	4
1885	3
1886	2
1887	1
1888	1
1889	3
1890	4
1891	2
1892	3
1894	7
1896	4
1897	2
1898	2
1899	2
1900	3
1901	9
1902	6
1903	3
1904	1
1905	12
1906	25
1907	12
1908	14
1909	15
1910	22
1911	19
1912	28
1913	38
1914	22
1915	39
1916	23
1917	85
1918	189
1919	80
1920	73
1921	31
1922	108
1923	202
1924	246
1925	755
1926	131
1927	259
1928	195
1929	277
1930	228
1931	144
1932	181
1933	454
1934	198
1935	739
1936	253
1937	496
1938	245
1939	240
1940	251
1941	393
1942	877
1943	255
1944	497
1945	446
1946	826
1947	252
1948	326
1949	528
1950	1,186
1951	373
1952	635
1953	522
1954	276
1955	494
1956	716
1957	531
1958	366
1959	859
1960	258
1961	781
1962	382
1963	353
1964	488
1965	439
1966	490
1967	665
1968	555
1969	656
1970	636
1971	1,663
1972	902
1973	534
1974	1,039
1975	427
1976	760
1977	882
1978	359
1979	809
1980	885
1981	547
1982	534
1983	549
1984	1,270
1985	848
1986	422
1987	883
1988	972
1989	904
1990	685
1991	2,772
1992	1,228
1993	2,095
1994	777
1995	831
1996	1,299
1997	1,033
1998	771
1999	897
2000	1,659
2001	1,233
2002	1,564
2003	973
2004	1,188
2005	1,144
2006	886
2007	773
2008	1,310
2009	1,513
2010	619
2011	1,022
2012	1,413
2013	622
2014	297
2015	395
2016	981
2017	783
2018	507
2019	1,931
2020	683
2021	486
2022	762
2023	969
2024	1,393
2025	322

Download the Data

Data for records on 1974-10-30: 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	815
20 to 40	34
40 to 60	9
60 to 80	4
80 to 100	1
100 to 120	1
120 to 140	0
140 to 160	2