Weather Records on 3 September 1949

281 weather records were set or tied worldwide on 3 September 1949. Highest significance: Denison, US.

Key Facts for 3 September 1949

On 3 September 1949, 281 weather records were set or tied at long-record stations worldwide.
98 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 14 monthly and 267 daily.
Denison set a daily record precipitation of 77.0 mm (3.0 in) on 3 September 1949.
Across 170 earlier years (1811 to 2026) the same calendar date averaged 439 records.

Record Map

281 stations

281 station records on 3 September 1949 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 3 September 1949: highest significance records shown on the map
Station	Country	Type	Value	Significance
Denison	United States	Record daily precipitation	77.0 mm (3.0 in)	51 of 100 (Notable)
Paulo Afonso	Brazil	Record daily precipitation	52.0 mm (2.0 in)	40 of 100 (Notable)
Basoda	India	Record daily precipitation	163.1 mm (6.4 in)	38 of 100 (Notable)
Wagga Wagga (Kooringal)	Australia	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Wien	Austria	Record high minimum temperature	18.7 C (65.7 F)	35 of 100 (Notable)
Sac City	United States	Record daily precipitation	60.7 mm (2.4 in)	34 of 100 (Routine)
Sunnyside	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Boone	United States	Record daily precipitation	71.4 mm (2.8 in)	32 of 100 (Routine)
Hanamkonda	India	Record daily precipitation	104.4 mm (4.1 in)	31 of 100 (Routine)
Kristianstad	Sweden	Record high minimum temperature	16.5 C (61.7 F)	31 of 100 (Routine)
Waterloo	United States	Record daily precipitation	48.3 mm (1.9 in)	31 of 100 (Routine)
Khetri	India	Record daily precipitation	66.5 mm (2.6 in)	30 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	14.1 C (57.4 F)	30 of 100 (Routine)
Hampton	United States	Record daily precipitation	48.3 mm (1.9 in)	30 of 100 (Routine)
Jemez Springs	United States	Record high minimum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Jalugudi	India	Record daily precipitation	71.1 mm (2.8 in)	27 of 100 (Routine)
Stockholm	Sweden	Record high minimum temperature	15.0 C (59.0 F)	27 of 100 (Routine)
Clayton 1 SSW	United States	Record low maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Hendersonville 1 NE	United States	Record low maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Kota-In-Rajasthan	India	Record daily precipitation	59.7 mm (2.4 in)	26 of 100 (Routine)
Nanaimo Departure Bay	Canada	Record high minimum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Atyrau	Kazakhstan	Record low maximum temperature	18.5 C (65.3 F)	25 of 100 (Routine)
Greenville Dwtn AP	United States	Record low maximum temperature	21.1 C (70.0 F)	25 of 100 (Routine)
Forbes (Camp Street)	Australia	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Gauhati Obsy	India	Record daily precipitation	88.4 mm (3.5 in)	24 of 100 (Routine)
Sriperumbudur	India	Record daily precipitation	52.3 mm (2.1 in)	24 of 100 (Routine)
Durbanville (Pol)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	14.2 C (57.6 F)	24 of 100 (Routine)
Sfax El-Maou	Tunisia	Record low minimum temperature	16.6 C (61.9 F)	24 of 100 (Routine)
Le Mars	United States	Record daily precipitation	42.7 mm (1.7 in)	24 of 100 (Routine)
Georgetown 2 E	United States	Record low maximum temperature	25.6 C (78.1 F)	24 of 100 (Routine)
Yemassee 1 N	United States	Record low maximum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Lankaran	Azerbaijan	Record daily precipitation	50.6 mm (2.0 in)	23 of 100 (Routine)
Nanaimo	Canada	Record high minimum temperature	18.3 C (64.9 F)	23 of 100 (Routine)
Rockwell City	United States	Record daily precipitation	41.4 mm (1.6 in)	23 of 100 (Routine)
Easton	United States	Record low minimum temperature	8.9 C (48.0 F)	23 of 100 (Routine)
Marble Hill	United States	Record low minimum temperature	6.1 C (43.0 F)	23 of 100 (Routine)
Port Said	Egypt	Record low maximum temperature	27.0 C (80.6 F)	22 of 100 (Routine)
Grand Coteau	United States	Record low maximum temperature	29.4 C (84.9 F)	22 of 100 (Routine)
Arcadia	United States	Record low minimum temperature	3.3 C (37.9 F)	22 of 100 (Routine)
Birch Tree	United States	Record low minimum temperature	8.3 C (46.9 F)	22 of 100 (Routine)
Low Head (Comparison)	Australia	Record high minimum temperature	12.2 C (54.0 F)	21 of 100 (Routine)
Tulita A	Canada	Record high minimum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Kaliakheri	India	Record daily precipitation	53.3 mm (2.1 in)	21 of 100 (Routine)
Ulricehamn	Sweden	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Walhalla	United States	Record low maximum temperature	22.8 C (73.0 F)	21 of 100 (Routine)
Keremeos	Canada	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Worland	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Itapipoca	Brazil	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Jacobina	Brazil	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Gillette 3SE	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Atyrau	Kazakhstan	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Flahult	Sweden	Record daily precipitation	13.3 mm (0.5 in)	20 of 100 (Routine)
Grand Rapids Forestry Lab	United States	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Smoky Bay (Puntabie)	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Moonta	Australia	Record daily precipitation	6.9 mm (0.27 in)	20 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record high maximum temperature	35.0 C (95.0 F)	20 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	14.1 C (57.4 F)	20 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	14.8 C (58.6 F)	20 of 100 (Routine)

Counts by Type and Timescale

281 records

Records set or tied on 3 September 1949 by type: Highest daily maximum 28, Lowest daily maximum 31, Highest daily minimum 70, Lowest daily minimum 49, Heaviest daily rainfall 103.

Records on 3 September 1949 by type
Record type	Records
Highest daily maximum	28
Lowest daily maximum	31
Highest daily minimum	70
Lowest daily minimum	49
Heaviest daily rainfall	103
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 3 September 1949 by timescale: all-time 0, monthly 14, daily 267.

How Much Records Were Beaten By

196 broken records

Margins by which the 196 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.5. Ties are not counted.

Top 20 by Significance

3 September 1949

Top 20 records on 3 September 1949 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 September 1949	Denison, US	daily rain	77.0 mm (3.0 in)	57.9 mm (2.3 in)	23 years	51 of 100 (Notable)
3 September 1949	Paulo Afonso, BR	monthly rain	52.0 mm (2.0 in)	15.2 mm (0.6 in)	27 years	40 of 100 (Notable)
3 September 1949	Basoda, IN	daily rain	163.1 mm (6.4 in)	64.5 mm (2.5 in)	27 years	38 of 100 (Notable)
3 September 1949	Wagga Wagga (Kooringal), AU	daily high min	16.1 C (61.0 F)	5.4 C (9.7 F)	50 years	37 of 100 (Notable)
3 September 1949	Wien, AT	daily high min	18.7 C (65.7 F)	0.4 C (0.7 F)	85 years	35 of 100 (Notable)
3 September 1949	Sac City, US	daily rain	60.7 mm (2.4 in)	35.3 mm (1.4 in)	23 years	34 of 100 (Routine)
3 September 1949	Sunnyside, US	monthly high min	20.6 C (69.1 F)	2.8 C (5.0 F)	42 years	34 of 100 (Routine)
3 September 1949	Deniliquin (Wilkinson St), AU	daily high min	12.8 C (55.0 F)	0.6 C (1.1 F)	73 years	32 of 100 (Routine)
3 September 1949	Boone, US	daily rain	71.4 mm (2.8 in)	40.7 mm (1.6 in)	15 years	32 of 100 (Routine)
3 September 1949	Hanamkonda, IN	daily rain	104.4 mm (4.1 in)	36.1 mm (1.4 in)	40 years	31 of 100 (Routine)
3 September 1949	Kristianstad, SE	monthly high min	16.5 C (61.7 F)	0.5 C (0.9 F)	46 years	31 of 100 (Routine)
3 September 1949	Waterloo, US	daily rain	48.3 mm (1.9 in)	36.1 mm (1.4 in)	7 years	31 of 100 (Routine)
3 September 1949	Khetri, IN	daily rain	66.5 mm (2.6 in)	48.0 mm (1.9 in)	20 years	30 of 100 (Routine)
3 September 1949	Skara 1, SE	daily high min	14.1 C (57.4 F)	1.6 C (2.9 F)	66 years	30 of 100 (Routine)
3 September 1949	Hampton, US	daily rain	48.3 mm (1.9 in)	40.7 mm (1.6 in)	16 years	30 of 100 (Routine)
3 September 1949	Jemez Springs, US	monthly high min	18.3 C (64.9 F)	2.7 C (4.9 F)	27 years	30 of 100 (Routine)
3 September 1949	Jalugudi, IN	daily rain	71.1 mm (2.8 in)	33.8 mm (1.3 in)	26 years	27 of 100 (Routine)
3 September 1949	Stockholm, SE	daily high min	15.0 C (59.0 F)	1.0 C (1.8 F)	62 years	27 of 100 (Routine)
3 September 1949	Clayton 1 SSW, US	daily low max	20.0 C (68.0 F)	2.8 C (5.0 F)	50 years	27 of 100 (Routine)
3 September 1949	Hendersonville 1 NE, US	daily low max	21.1 C (70.0 F)	2.8 C (5.0 F)	50 years	27 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

1811 to 1949

Records set or tied on this calendar date in each year from 1811 to 1949. 1949 had 281 records.

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

Records on 09-03 in each year
Year	Records
1811	1
1823	1
1835	1
1843	1
1844	1
1846	1
1847	2
1849	1
1851	1
1852	1
1853	1
1854	1
1856	2
1861	1
1862	1
1865	1
1867	1
1868	1
1869	1
1871	2
1872	1
1873	1
1874	2
1875	1
1876	1
1877	3
1878	3
1880	4
1882	1
1884	1
1885	3
1886	3
1887	2
1888	1
1889	1
1890	2
1891	4
1892	4
1894	3
1895	8
1896	1
1897	3
1898	8
1899	1
1900	3
1901	3
1902	3
1903	4
1904	12
1905	22
1906	14
1907	13
1908	10
1909	22
1910	28
1911	87
1912	76
1913	21
1914	14
1915	20
1916	32
1917	20
1918	135
1919	68
1920	65
1921	116
1922	51
1923	134
1924	189
1925	290
1926	225
1927	67
1928	302
1929	431
1930	120
1931	429
1932	411
1933	270
1934	587
1935	453
1936	342
1937	774
1938	336
1939	656
1940	213
1941	406
1942	451
1943	286
1944	282
1945	404
1946	524
1947	1,515
1948	453
1949	281
1950	654
1951	455
1952	823
1953	846
1954	350
1955	492
1956	482
1957	315
1958	539
1959	380
1960	462
1961	996
1962	415
1963	295
1964	422
1965	472
1966	387
1967	901
1968	378
1969	516
1970	566
1971	570
1972	691
1973	766
1974	2,122
1975	530
1976	795
1977	542
1978	635
1979	755
1980	517
1981	518
1982	699
1983	947
1984	838
1985	983
1986	735
1987	666
1988	1,224
1989	723
1990	773
1991	782
1992	1,127
1993	1,226
1994	1,249
1995	1,409
1996	683
1997	1,274
1998	1,333
1999	1,520
2000	1,722
2001	799
2002	605
2003	1,259
2004	704
2005	727
2006	1,512
2007	1,032
2008	1,183
2009	801
2010	1,204
2011	1,252
2012	944
2013	694
2014	535
2015	760
2016	833
2017	1,122
2018	680
2019	644
2020	756
2021	493
2022	1,587
2023	969
2024	851
2025	533
2026	1,240

Download the Data

Data for records on 1949-09-03: 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	163
10 to 20	20
20 to 30	3
30 to 40	5
40 to 50	3
50 to 60	1
60 to 70	1