Weather Records on 11 September 1948

424 weather records were set or tied worldwide on 11 September 1948. Highest significance: Rio Grande City, US.

Key Facts for 11 September 1948

On 11 September 1948, 424 weather records were set or tied at long-record stations worldwide.
234 were record highs and 100 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 424 daily.
Rio Grande City set a daily record precipitation of 96.5 mm (3.8 in) on 11 September 1948.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 424 records.

Record Map

424 stations

424 station records on 11 September 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rio Grande City	United States	Record daily precipitation	96.5 mm (3.8 in)	47 of 100 (Notable)
Pendra Road	India	Record daily precipitation	100.1 mm (3.9 in)	46 of 100 (Notable)
Sathenapalli	India	Record daily precipitation	73.7 mm (2.9 in)	39 of 100 (Notable)
Putbus	Germany	Record high maximum temperature	25.7 C (78.3 F)	36 of 100 (Notable)
Ranka	India	Record daily precipitation	125.0 mm (4.9 in)	36 of 100 (Notable)
Atraula	India	Record daily precipitation	151.9 mm (6.0 in)	36 of 100 (Notable)
Bjornholt	Norway	Record daily precipitation	35.2 mm (1.4 in)	34 of 100 (Routine)
Putbus	Germany	Record high minimum temperature	16.8 C (62.2 F)	33 of 100 (Routine)
Margaret River 1	Australia	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)
Jeanerette 5 NW	United States	Record low maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Nordby (Fano)	Denmark	Record high minimum temperature	16.5 C (61.7 F)	29 of 100 (Routine)
Melville	United States	Record low maximum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Holtwood	United States	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Nowgong	India	Record daily precipitation	90.2 mm (3.6 in)	28 of 100 (Routine)
Hathwa	India	Record daily precipitation	76.2 mm (3.0 in)	28 of 100 (Routine)
Dudhi	India	Record daily precipitation	79.8 mm (3.1 in)	28 of 100 (Routine)
Ramnagar	India	Record daily precipitation	91.4 mm (3.6 in)	28 of 100 (Routine)
Tortosa - Observatorio del Ebr	Spain	Record daily precipitation	47.2 mm (1.9 in)	28 of 100 (Routine)
Durant	United States	Record low minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Sugar Land	United States	Record low maximum temperature	24.4 C (75.9 F)	28 of 100 (Routine)
Vestervig	Denmark	Record high minimum temperature	15.4 C (59.7 F)	27 of 100 (Routine)
Kristianstad	Sweden	Record high minimum temperature	15.0 C (59.0 F)	27 of 100 (Routine)
Cheneyville 1 NE	United States	Record low maximum temperature	22.2 C (72.0 F)	27 of 100 (Routine)
Natchez	United States	Record low maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Sohagpur	India	Record daily precipitation	120.4 mm (4.7 in)	26 of 100 (Routine)
Srimushnam	India	Record daily precipitation	57.2 mm (2.3 in)	26 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	12.5 C (54.5 F)	26 of 100 (Routine)
Amite	United States	Record low maximum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Raymondville	United States	Record low maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Gorlitz	Germany	Record high maximum temperature	27.0 C (80.6 F)	25 of 100 (Routine)
Balaghat	India	Record daily precipitation	55.9 mm (2.2 in)	25 of 100 (Routine)
Angleton 2 W	United States	Record low maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record high maximum temperature	28.3 C (82.9 F)	24 of 100 (Routine)
Chemnitz	Germany	Record high maximum temperature	29.5 C (85.1 F)	24 of 100 (Routine)
Clausthal-Zellerfeld	Germany	Record high minimum temperature	15.1 C (59.2 F)	24 of 100 (Routine)
Sidhi	India	Record daily precipitation	85.1 mm (3.4 in)	24 of 100 (Routine)
Karlshamn	Sweden	Record high minimum temperature	13.5 C (56.3 F)	24 of 100 (Routine)
Brooksville Chin Hill	United States	Record daily precipitation	31.5 mm (1.2 in)	24 of 100 (Routine)
Beeville 5 NE	United States	Record low maximum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Bichhia	India	Record daily precipitation	78.7 mm (3.1 in)	23 of 100 (Routine)
Forman 5 SSE	United States	Record high maximum temperature	34.4 C (93.9 F)	23 of 100 (Routine)
Washburn	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Blanco	United States	Record low maximum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Coleman	United States	Record low minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Aachen	Germany	Record high minimum temperature	16.0 C (60.8 F)	22 of 100 (Routine)
Clark 4 SW	United States	Record high maximum temperature	32.8 C (91.0 F)	22 of 100 (Routine)
Orangajuli	India	Record daily precipitation	66.3 mm (2.6 in)	21 of 100 (Routine)
Bikram	India	Record daily precipitation	35.6 mm (1.4 in)	21 of 100 (Routine)
Challis	United States	Record high maximum temperature	30.6 C (87.1 F)	21 of 100 (Routine)
Ellendale	United States	Record high maximum temperature	33.9 C (93.0 F)	21 of 100 (Routine)
New Salem 5NW	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Eureka	United States	Record high maximum temperature	35.0 C (95.0 F)	21 of 100 (Routine)
Oelrichs	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Bonham 3NNE	United States	Record low minimum temperature	8.3 C (46.9 F)	21 of 100 (Routine)
Sherman	United States	Record low minimum temperature	8.3 C (46.9 F)	21 of 100 (Routine)
Cordova AP	United States	Record low minimum temperature	0.6 C (33.1 F)	21 of 100 (Routine)
Beito	Norway	Record daily precipitation	24.2 mm (1.0 in)	20 of 100 (Routine)
Vang I Valdres	Norway	Record daily precipitation	22.3 mm (0.9 in)	20 of 100 (Routine)
Nord Odal	Norway	Record daily precipitation	19.0 mm (0.7 in)	20 of 100 (Routine)
Boverdal	Norway	Record daily precipitation	22.3 mm (0.9 in)	20 of 100 (Routine)

Counts by Type and Timescale

424 records

Records set or tied on 11 September 1948 by type: Highest daily maximum 168, Lowest daily maximum 60, Highest daily minimum 66, Lowest daily minimum 40, Heaviest daily rainfall 90.

Records on 11 September 1948 by type
Record type	Records
Highest daily maximum	168
Lowest daily maximum	60
Highest daily minimum	66
Lowest daily minimum	40
Heaviest daily rainfall	90
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1948 by timescale: all-time 0, monthly 0, daily 424.

How Much Records Were Beaten By

328 broken records

Margins by which the 328 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 72.4. Ties are not counted.

Top 20 by Significance

11 September 1948

Top 20 records on 11 September 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1948	Rio Grande City, US	daily rain	96.5 mm (3.8 in)	72.4 mm (2.9 in)	9 years	47 of 100 (Notable)
11 September 1948	Pendra Road, IN	daily rain	100.1 mm (3.9 in)	66.1 mm (2.6 in)	14 years	46 of 100 (Notable)
11 September 1948	Sathenapalli, IN	daily rain	73.7 mm (2.9 in)	43.2 mm (1.7 in)	22 years	39 of 100 (Notable)
11 September 1948	Putbus, DE	daily high max	25.7 C (78.3 F)	0.2 C (0.4 F)	90 years	36 of 100 (Notable)
11 September 1948	Ranka, IN	daily rain	125.0 mm (4.9 in)	48.8 mm (1.9 in)	37 years	36 of 100 (Notable)
11 September 1948	Atraula, IN	daily rain	151.9 mm (6.0 in)	64.3 mm (2.5 in)	33 years	36 of 100 (Notable)
11 September 1948	Bjornholt, NO	daily rain	35.2 mm (1.4 in)	12.5 mm (0.5 in)	62 years	34 of 100 (Routine)
11 September 1948	Putbus, DE	daily high min	16.8 C (62.2 F)	0.5 C (0.9 F)	78 years	33 of 100 (Routine)
11 September 1948	Margaret River 1, AU	daily rain	31.8 mm (1.3 in)	11.0 mm (0.4 in)	39 years	31 of 100 (Routine)
11 September 1948	Jeanerette 5 NW, US	daily low max	23.9 C (75.0 F)	3.3 C (5.9 F)	49 years	30 of 100 (Routine)
11 September 1948	Nordby (Fano), DK	daily high min	16.5 C (61.7 F)	1.5 C (2.7 F)	56 years	29 of 100 (Routine)
11 September 1948	Melville, US	daily low max	22.2 C (72.0 F)	5.0 C (9.0 F)	31 years	29 of 100 (Routine)
11 September 1948	Holtwood, US	daily rain	25.9 mm (1.0 in)	18.0 mm (0.7 in)	29 years	29 of 100 (Routine)
11 September 1948	Nowgong, IN	daily rain	90.2 mm (3.6 in)	40.4 mm (1.6 in)	15 years	28 of 100 (Routine)
11 September 1948	Hathwa, IN	daily rain	76.2 mm (3.0 in)	40.1 mm (1.6 in)	27 years	28 of 100 (Routine)
11 September 1948	Dudhi, IN	daily rain	79.8 mm (3.1 in)	29.0 mm (1.1 in)	33 years	28 of 100 (Routine)
11 September 1948	Ramnagar, IN	daily rain	91.4 mm (3.6 in)	35.5 mm (1.4 in)	38 years	28 of 100 (Routine)
11 September 1948	Tortosa - Observatorio del Ebr, ES	daily rain	47.2 mm (1.9 in)	30.0 mm (1.2 in)	35 years	28 of 100 (Routine)
11 September 1948	Durant, US	daily low min	5.6 C (42.1 F)	5.0 C (9.0 F)	46 years	28 of 100 (Routine)
11 September 1948	Sugar Land, US	daily low max	24.4 C (75.9 F)	2.3 C (4.1 F)	53 years	28 of 100 (Routine)

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 1948

Records set or tied on this calendar date in each year from 1809 to 1948. 1948 had 424 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 1948-09-11: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	282
10 to 20	25
20 to 30	7
30 to 40	5
40 to 50	5
50 to 60	1
60 to 70	2
70 to 80	1