Weather Records on 30 October 1973

534 weather records were set or tied worldwide on 30 October 1973. Highest significance: Alfred, US.

Key Facts for 30 October 1973

On 30 October 1973, 534 weather records were set or tied at long-record stations worldwide.
45 were record highs and 96 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 519 daily.
Alfred set a daily record precipitation of 54.1 mm (2.1 in) on 30 October 1973.
Across 153 earlier years (1799 to 2025) the same calendar date averaged 490 records.

Record Map

534 stations

534 station records on 30 October 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 October 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Alfred	United States	Record daily precipitation	54.1 mm (2.1 in)	64 of 100 (Major)
Angelica	United States	Record daily precipitation	43.9 mm (1.7 in)	59 of 100 (Notable)
Morris Plains 1 W	United States	Record daily precipitation	127.5 mm (5.0 in)	58 of 100 (Notable)
Haskinville	United States	Record daily precipitation	43.9 mm (1.7 in)	55 of 100 (Notable)
Bolivar	United States	Record daily precipitation	42.2 mm (1.7 in)	54 of 100 (Notable)
Olean	United States	Record daily precipitation	47.5 mm (1.9 in)	54 of 100 (Notable)
Widgee Station Hill	Australia	Record daily precipitation	75.7 mm (3.0 in)	53 of 100 (Notable)
Norfolk 2 SW	United States	Record daily precipitation	79.0 mm (3.1 in)	53 of 100 (Notable)
Boonton 1 SE	United States	Record daily precipitation	128.5 mm (5.1 in)	53 of 100 (Notable)
Chemung	United States	Record daily precipitation	45.7 mm (1.8 in)	53 of 100 (Notable)
Somerville 4 NW	United States	Record daily precipitation	86.4 mm (3.4 in)	51 of 100 (Notable)
Little Falls	United States	Record daily precipitation	101.1 mm (4.0 in)	50 of 100 (Notable)
Oak Ridge Rsvr	United States	Record daily precipitation	112.3 mm (4.4 in)	50 of 100 (Notable)
Gympie	Australia	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Storrs	United States	Record daily precipitation	86.4 mm (3.4 in)	49 of 100 (Notable)
Freehold-Marlboro	United States	Record daily precipitation	106.2 mm (4.2 in)	49 of 100 (Notable)
Galeton	United States	Record daily precipitation	67.1 mm (2.6 in)	49 of 100 (Notable)
Wonderfontein (Skl)	South Africa	Record daily precipitation	46.5 mm (1.8 in)	48 of 100 (Notable)
Songkhla	Thailand	Record daily precipitation	160.2 mm (6.3 in)	48 of 100 (Notable)
Burlington	United States	Record daily precipitation	81.0 mm (3.2 in)	48 of 100 (Notable)
Fitchburg 4 SE	United States	Record daily precipitation	59.4 mm (2.3 in)	48 of 100 (Notable)
Searsburg STN	United States	Record daily precipitation	60.2 mm (2.4 in)	48 of 100 (Notable)
Frome Downs	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Adams	United States	Record daily precipitation	44.2 mm (1.7 in)	47 of 100 (Notable)
Nashua 2 NNW	United States	Record daily precipitation	43.2 mm (1.7 in)	47 of 100 (Notable)
Canoe Brook	United States	Record daily precipitation	121.2 mm (4.8 in)	47 of 100 (Notable)
Bradford Cntrl Fs	United States	Record daily precipitation	43.2 mm (1.7 in)	47 of 100 (Notable)
Canton 1 NW	United States	Record daily precipitation	54.4 mm (2.1 in)	46 of 100 (Notable)
Hightstown 2 W	United States	Record daily precipitation	86.9 mm (3.4 in)	45 of 100 (Notable)
Dansville	United States	Record daily precipitation	30.7 mm (1.2 in)	45 of 100 (Notable)
Tamaqua 4 N Dam	United States	Record daily precipitation	83.1 mm (3.3 in)	45 of 100 (Notable)
Elmira	United States	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Lock Haven	United States	Record daily precipitation	55.4 mm (2.2 in)	44 of 100 (Notable)
Gallangowan Forestry	Australia	Record daily precipitation	71.1 mm (2.8 in)	43 of 100 (Notable)
Charlotteburg Rsvr	United States	Record daily precipitation	97.8 mm (3.9 in)	43 of 100 (Notable)
Haverhill	United States	Record daily precipitation	47.8 mm (1.9 in)	42 of 100 (Notable)
Shelburne Falls	United States	Record daily precipitation	75.4 mm (3.0 in)	42 of 100 (Notable)
Spencer	United States	Record daily precipitation	37.3 mm (1.5 in)	42 of 100 (Notable)
Concord ASOS	United States	Record daily precipitation	38.4 mm (1.5 in)	42 of 100 (Notable)
Sterling	United States	Record daily precipitation	67.8 mm (2.7 in)	41 of 100 (Notable)
Flemington 5 NNW	United States	Record daily precipitation	90.2 mm (3.6 in)	41 of 100 (Notable)
Greenwood Lake	United States	Record daily precipitation	87.1 mm (3.4 in)	41 of 100 (Notable)
Warren	United States	Record daily precipitation	38.6 mm (1.5 in)	41 of 100 (Notable)
Readsboro 1 SE	United States	Record daily precipitation	59.2 mm (2.3 in)	41 of 100 (Notable)
Har Kenaan	Israel	Record daily precipitation	38.6 mm (1.5 in)	40 of 100 (Notable)
Edgemont	United States	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Framingham	United States	Record daily precipitation	56.4 mm (2.2 in)	40 of 100 (Notable)
Lawrence	United States	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Durham	United States	Record daily precipitation	55.6 mm (2.2 in)	40 of 100 (Notable)
Mechanicville 2 S	United States	Record daily precipitation	39.4 mm (1.6 in)	40 of 100 (Notable)
Cooran Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Rockland	United States	Record daily precipitation	66.0 mm (2.6 in)	39 of 100 (Notable)
Franklin	United States	Record daily precipitation	63.5 mm (2.5 in)	39 of 100 (Notable)
Gardner	United States	Record daily precipitation	68.3 mm (2.7 in)	39 of 100 (Notable)
Bradford	United States	Record daily precipitation	57.4 mm (2.3 in)	39 of 100 (Notable)
Grafton	United States	Record daily precipitation	40.9 mm (1.6 in)	39 of 100 (Notable)
Toms River	United States	Record daily precipitation	83.8 mm (3.3 in)	39 of 100 (Notable)
Cedar Run (River)	United States	Record daily precipitation	72.4 mm (2.9 in)	39 of 100 (Notable)
Kingston	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Whitingham 1 W	United States	Record daily precipitation	61.0 mm (2.4 in)	39 of 100 (Notable)

Counts by Type and Timescale

534 records

Records set or tied on 30 October 1973 by type: Highest daily maximum 15, Lowest daily maximum 57, Highest daily minimum 30, Lowest daily minimum 39, Heaviest daily rainfall 377, Heaviest daily snowfall 14, Deepest snow cover 2.

Records on 30 October 1973 by type
Record type	Records
Highest daily maximum	15
Lowest daily maximum	57
Highest daily minimum	30
Lowest daily minimum	39
Heaviest daily rainfall	377
Heaviest daily snowfall	14
Deepest snow cover	2

Records on 30 October 1973 by timescale: all-time 0, monthly 15, daily 519.

How Much Records Were Beaten By

468 broken records

Margins by which the 468 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 107.5. Ties are not counted.

Top 20 by Significance

30 October 1973

Top 20 records on 30 October 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 October 1973	Alfred, US	daily rain	54.1 mm (2.1 in)	36.3 mm (1.4 in)	55 years	64 of 100 (Major)
30 October 1973	Angelica, US	daily rain	43.9 mm (1.7 in)	28.7 mm (1.1 in)	55 years	59 of 100 (Notable)
30 October 1973	Morris Plains 1 W, US	monthly rain	127.5 mm (5.0 in)	60.2 mm (2.4 in)	17 years	58 of 100 (Notable)
30 October 1973	Haskinville, US	daily rain	43.9 mm (1.7 in)	27.9 mm (1.1 in)	54 years	55 of 100 (Notable)
30 October 1973	Bolivar, US	daily rain	42.2 mm (1.7 in)	27.0 mm (1.1 in)	59 years	54 of 100 (Notable)
30 October 1973	Olean, US	daily rain	47.5 mm (1.9 in)	31.0 mm (1.2 in)	38 years	54 of 100 (Notable)
30 October 1973	Widgee Station Hill, AU	daily rain	75.7 mm (3.0 in)	69.6 mm (2.7 in)	36 years	53 of 100 (Notable)
30 October 1973	Norfolk 2 SW, US	daily rain	79.0 mm (3.1 in)	57.7 mm (2.3 in)	20 years	53 of 100 (Notable)
30 October 1973	Boonton 1 SE, US	daily rain	128.5 mm (5.1 in)	104.1 mm (4.1 in)	18 years	53 of 100 (Notable)
30 October 1973	Chemung, US	daily rain	45.7 mm (1.8 in)	31.0 mm (1.2 in)	32 years	53 of 100 (Notable)
30 October 1973	Somerville 4 NW, US	daily rain	86.4 mm (3.4 in)	45.8 mm (1.8 in)	38 years	51 of 100 (Notable)
30 October 1973	Little Falls, US	daily rain	101.1 mm (4.0 in)	50.8 mm (2.0 in)	56 years	50 of 100 (Notable)
30 October 1973	Oak Ridge Rsvr, US	daily rain	112.3 mm (4.4 in)	107.5 mm (4.2 in)	26 years	50 of 100 (Notable)
30 October 1973	Gympie, AU	daily rain	50.8 mm (2.0 in)	37.3 mm (1.5 in)	42 years	49 of 100 (Notable)
30 October 1973	Storrs, US	daily rain	86.4 mm (3.4 in)	37.6 mm (1.5 in)	56 years	49 of 100 (Notable)
30 October 1973	Freehold-Marlboro, US	monthly rain	106.2 mm (4.2 in)	2.8 mm (0.11 in)	96 years	49 of 100 (Notable)
30 October 1973	Galeton, US	daily rain	67.1 mm (2.6 in)	54.4 mm (2.1 in)	18 years	49 of 100 (Notable)
30 October 1973	Wonderfontein (Skl), ZA	daily rain	46.5 mm (1.8 in)	36.5 mm (1.4 in)	16 years	48 of 100 (Notable)
30 October 1973	Songkhla, TH	daily rain	160.2 mm (6.3 in)	94.8 mm (3.7 in)	16 years	48 of 100 (Notable)
30 October 1973	Burlington, US	daily rain	81.0 mm (3.2 in)	54.8 mm (2.2 in)	19 years	48 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 1973

Records set or tied on this calendar date in each year from 1799 to 1973. 1973 had 534 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 1973-10-30: 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	363
20 to 40	83
40 to 60	15
60 to 80	4
80 to 100	1
100 to 120	2