Weather Records on 11 September 1954

363 weather records were set or tied worldwide on 11 September 1954. Highest significance: Haverhill, US.

Key Facts for 11 September 1954

On 11 September 1954, 363 weather records were set or tied at long-record stations worldwide.
148 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 11 were all-time records, 14 monthly and 338 daily.
Haverhill set an all-time record daily precipitation of 179.3 mm (7.1 in) on 11 September 1954.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 424 records.

Record Map

363 stations

363 station records on 11 September 1954 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1954: highest significance records shown on the map
Station	Country	Type	Value	Significance
Haverhill	United States	Record daily precipitation	179.3 mm (7.1 in)	78 of 100 (Major)
Grand Falls	Canada	Record daily precipitation	159.0 mm (6.3 in)	74 of 100 (Major)
Weston	United States	Record daily precipitation	194.3 mm (7.6 in)	71 of 100 (Major)
Durham	United States	Record daily precipitation	164.8 mm (6.5 in)	70 of 100 (Major)
Manchester	United States	Record daily precipitation	133.1 mm (5.2 in)	66 of 100 (Major)
Brockton	United States	Record daily precipitation	119.4 mm (4.7 in)	63 of 100 (Major)
Cream Hill	United States	Record daily precipitation	130.0 mm (5.1 in)	62 of 100 (Major)
Hyannis	United States	Record daily precipitation	101.3 mm (4.0 in)	62 of 100 (Major)
World Trade Ctr	United States	Record daily precipitation	116.3 mm (4.6 in)	62 of 100 (Major)
Storrs	United States	Record daily precipitation	106.4 mm (4.2 in)	61 of 100 (Major)
New Brunswick Exp STN	United States	Record daily precipitation	111.5 mm (4.4 in)	61 of 100 (Major)
Bic	Canada	Record daily precipitation	91.4 mm (3.6 in)	60 of 100 (Major)
Cap Chat	Canada	Record daily precipitation	112.8 mm (4.4 in)	60 of 100 (Major)
Indian Mills 2 W	United States	Record daily precipitation	108.0 mm (4.3 in)	60 of 100 (Major)
Boylston	United States	Record daily precipitation	149.4 mm (5.9 in)	59 of 100 (Notable)
Clinton	United States	Record daily precipitation	130.6 mm (5.1 in)	59 of 100 (Notable)
Bedford Hills	United States	Record daily precipitation	132.6 mm (5.2 in)	59 of 100 (Notable)
Norwalk	United States	Record daily precipitation	112.3 mm (4.4 in)	58 of 100 (Notable)
Lawrence	United States	Record daily precipitation	176.8 mm (7.0 in)	58 of 100 (Notable)
Franklin	United States	Record daily precipitation	83.6 mm (3.3 in)	58 of 100 (Notable)
Roebling	United States	Record daily precipitation	94.7 mm (3.7 in)	58 of 100 (Notable)
Hammonton 1 NE	United States	Record daily precipitation	110.5 mm (4.4 in)	58 of 100 (Notable)
Scarsdale	United States	Record daily precipitation	119.4 mm (4.7 in)	58 of 100 (Notable)
Rockport 1 ESE	United States	Record daily precipitation	147.3 mm (5.8 in)	57 of 100 (Notable)
W Pt	United States	Record daily precipitation	115.8 mm (4.6 in)	57 of 100 (Notable)
Elizabeth	United States	Record daily precipitation	123.2 mm (4.9 in)	55 of 100 (Notable)
Edmundston	Canada	Record daily precipitation	80.0 mm (3.1 in)	54 of 100 (Notable)
Ocala	United States	Record daily precipitation	106.2 mm (4.2 in)	54 of 100 (Notable)
Turners Falls	United States	Record daily precipitation	95.0 mm (3.7 in)	54 of 100 (Notable)
Freehold-Marlboro	United States	Record daily precipitation	115.8 mm (4.6 in)	54 of 100 (Notable)
Kingston	United States	Record daily precipitation	140.2 mm (5.5 in)	54 of 100 (Notable)
Lewiston	United States	Record daily precipitation	120.7 mm (4.8 in)	53 of 100 (Notable)
Ridgefield	United States	Record daily precipitation	127.3 mm (5.0 in)	53 of 100 (Notable)
Somerville 4 NW	United States	Record daily precipitation	70.4 mm (2.8 in)	53 of 100 (Notable)
Cutchogue	United States	Record daily precipitation	140.7 mm (5.5 in)	53 of 100 (Notable)
Newark Liberty Intl AP	United States	Record daily precipitation	92.5 mm (3.6 in)	53 of 100 (Notable)
St Andrews	Canada	Record daily precipitation	78.7 mm (3.1 in)	52 of 100 (Notable)
Rumford	United States	Record daily precipitation	79.8 mm (3.1 in)	52 of 100 (Notable)
Lowell	United States	Record daily precipitation	177.0 mm (7.0 in)	52 of 100 (Notable)
Princeton	United States	Record daily precipitation	114.8 mm (4.5 in)	52 of 100 (Notable)
New Bedford Coop	United States	Record daily precipitation	87.4 mm (3.4 in)	51 of 100 (Notable)
Hartford Brainard Fld	United States	Record daily precipitation	98.0 mm (3.9 in)	51 of 100 (Notable)
Middletown 4 W	United States	Record daily precipitation	88.4 mm (3.5 in)	50 of 100 (Notable)
Crisfield Somrs Cove	United States	Record daily precipitation	76.2 mm (3.0 in)	50 of 100 (Notable)
Amherst	United States	Record daily precipitation	78.7 mm (3.1 in)	50 of 100 (Notable)
Carmel	United States	Record daily precipitation	87.6 mm (3.4 in)	50 of 100 (Notable)
Fredericton Cda	Canada	Record daily precipitation	98.3 mm (3.9 in)	49 of 100 (Notable)
McAdam	Canada	Record daily precipitation	143.8 mm (5.7 in)	49 of 100 (Notable)
Taunton	United States	Record daily precipitation	100.8 mm (4.0 in)	49 of 100 (Notable)
Worcester	United States	Record daily precipitation	155.4 mm (6.1 in)	48 of 100 (Notable)
Plainfield	United States	Record daily precipitation	103.1 mm (4.1 in)	47 of 100 (Notable)
Teziutlan	Mexico	Record daily precipitation	324.9 mm (12.8 in)	46 of 100 (Notable)
Jackman	United States	Record daily precipitation	77.0 mm (3.0 in)	46 of 100 (Notable)
Salisbury	United States	Record daily precipitation	84.8 mm (3.3 in)	46 of 100 (Notable)
Plymouth-Kingston	United States	Record daily precipitation	100.3 mm (3.9 in)	46 of 100 (Notable)
Little Falls	United States	Record daily precipitation	101.1 mm (4.0 in)	46 of 100 (Notable)
Long Branch-Oakhurst	United States	Record daily precipitation	116.6 mm (4.6 in)	46 of 100 (Notable)
Farmington	United States	Record daily precipitation	82.6 mm (3.3 in)	45 of 100 (Notable)
Greenville Muni AP	United States	Record daily precipitation	73.9 mm (2.9 in)	45 of 100 (Notable)
Jefferson	United States	Record daily precipitation	128.5 mm (5.1 in)	45 of 100 (Notable)

Counts by Type and Timescale

363 records

Records set or tied on 11 September 1954 by type: Highest daily maximum 74, Lowest daily maximum 10, Highest daily minimum 74, Lowest daily minimum 6, Heaviest daily rainfall 199.

Records on 11 September 1954 by type
Record type	Records
Highest daily maximum	74
Lowest daily maximum	10
Highest daily minimum	74
Lowest daily minimum	6
Heaviest daily rainfall	199
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1954 by timescale: all-time 11, monthly 14, daily 338.

How Much Records Were Beaten By

298 broken records

Margins by which the 298 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 253.5. Ties are not counted.

Top 20 by Significance

11 September 1954

Top 20 records on 11 September 1954 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1954	Haverhill, US	all-time rain	179.3 mm (7.1 in)	54.6 mm (2.1 in)	49 years	78 of 100 (Major)
11 September 1954	Grand Falls, CA	all-time rain	159.0 mm (6.3 in)	66.8 mm (2.6 in)	33 years	74 of 100 (Major)
11 September 1954	Weston, US	all-time rain	194.3 mm (7.6 in)	80.0 mm (3.1 in)	21 years	71 of 100 (Major)
11 September 1954	Durham, US	monthly rain	164.8 mm (6.5 in)	65.7 mm (2.6 in)	49 years	70 of 100 (Major)
11 September 1954	Manchester, US	daily rain	133.1 mm (5.2 in)	122.9 mm (4.8 in)	63 years	66 of 100 (Major)
11 September 1954	Brockton, US	daily rain	119.4 mm (4.7 in)	101.4 mm (4.0 in)	58 years	63 of 100 (Major)
11 September 1954	Cream Hill, US	daily rain	130.0 mm (5.1 in)	106.4 mm (4.2 in)	56 years	62 of 100 (Major)
11 September 1954	Hyannis, US	daily rain	101.3 mm (4.0 in)	81.5 mm (3.2 in)	54 years	62 of 100 (Major)
11 September 1954	World Trade Ctr, US	daily rain	116.3 mm (4.6 in)	57.9 mm (2.3 in)	71 years	62 of 100 (Major)
11 September 1954	Storrs, US	daily rain	106.4 mm (4.2 in)	71.3 mm (2.8 in)	52 years	61 of 100 (Major)
11 September 1954	New Brunswick Exp STN, US	daily rain	111.5 mm (4.4 in)	77.5 mm (3.1 in)	54 years	61 of 100 (Major)
11 September 1954	Bic, CA	monthly rain	91.4 mm (3.6 in)	25.4 mm (1.0 in)	53 years	60 of 100 (Major)
11 September 1954	Cap Chat, CA	all-time rain	112.8 mm (4.4 in)	18.8 mm (0.7 in)	39 years	60 of 100 (Major)
11 September 1954	Indian Mills 2 W, US	daily rain	108.0 mm (4.3 in)	73.7 mm (2.9 in)	52 years	60 of 100 (Major)
11 September 1954	Boylston, US	daily rain	149.4 mm (5.9 in)	125.3 mm (4.9 in)	47 years	59 of 100 (Notable)
11 September 1954	Clinton, US	daily rain	130.6 mm (5.1 in)	97.3 mm (3.8 in)	47 years	59 of 100 (Notable)
11 September 1954	Bedford Hills, US	daily rain	132.6 mm (5.2 in)	115.8 mm (4.6 in)	47 years	59 of 100 (Notable)
11 September 1954	Norwalk, US	daily rain	112.3 mm (4.4 in)	97.1 mm (3.8 in)	43 years	58 of 100 (Notable)
11 September 1954	Lawrence, US	all-time rain	176.8 mm (7.0 in)	38.1 mm (1.5 in)	32 years	58 of 100 (Notable)
11 September 1954	Franklin, US	daily rain	83.6 mm (3.3 in)	57.4 mm (2.3 in)	52 years	58 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

1809 to 1954

Records set or tied on this calendar date in each year from 1809 to 1954. 1954 had 363 records.

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

Records on 09-11 in each year
Year	Records
1809	1
1814	3
1818	1
1830	1
1836	1
1838	3
1839	1
1848	1
1850	1
1851	1
1854	2
1858	1
1860	2
1861	1
1863	2
1865	3
1866	1
1874	2
1876	1
1877	1
1879	1
1880	1
1882	4
1883	2
1884	1
1886	1
1888	2
1889	4
1890	2
1891	2
1892	1
1893	4
1894	2
1895	4
1896	1
1897	3
1898	3
1899	5
1900	1
1901	3
1902	15
1903	13
1904	4
1905	5
1906	10
1907	9
1908	20
1909	12
1910	19
1911	9
1912	25
1913	22
1914	52
1915	160
1916	17
1917	88
1918	62
1919	52
1920	158
1921	52
1922	78
1923	44
1924	290
1925	260
1926	137
1927	300
1928	127
1929	206
1930	136
1931	868
1932	210
1933	276
1934	144
1935	410
1936	567
1937	324
1938	288
1939	561
1940	891
1941	210
1942	234
1943	335
1944	446
1945	341
1946	262
1947	611
1948	424
1949	450
1950	462
1951	247
1952	549
1953	392
1954	363
1955	479
1956	539
1957	470
1958	748
1959	488
1960	423
1961	524
1962	480
1963	359
1964	1,195
1965	414
1966	392
1967	478
1968	835
1969	685
1970	474
1971	464
1972	507
1973	612
1974	430
1975	644
1976	920
1977	406
1978	911
1979	596
1980	474
1981	347
1982	862
1983	1,243
1984	888
1985	844
1986	1,221
1987	595
1988	1,019
1989	1,301
1990	840
1991	843
1992	672
1993	809
1994	713
1995	619
1996	1,030
1997	808
1998	1,821
1999	1,073
2000	1,469
2001	826
2002	1,059
2003	1,022
2004	740
2005	1,163
2006	1,132
2007	947
2008	916
2009	774
2010	965
2011	1,051
2012	687
2013	1,207
2014	1,100
2015	683
2016	677
2017	916
2018	763
2019	806
2020	1,235
2021	851
2022	617
2023	1,034
2024	889
2025	917
2026	615

Download the Data

Data for records on 1954-09-11: 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 50	248
50 to 100	42
100 to 150	7
150 to 200	0
200 to 250	0
250 to 300	1