Weather Records on 5 September 1981

448 weather records were set or tied worldwide on 5 September 1981. Highest significance: Indian Bay, CA.

Key Facts for 5 September 1981

On 5 September 1981, 448 weather records were set or tied at long-record stations worldwide.
122 were record highs and 167 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 440 daily.
Indian Bay set a daily record precipitation of 59.8 mm (2.4 in) on 5 September 1981.
Across 157 earlier years (1802 to 2026) the same calendar date averaged 461 records.

Record Map

448 stations

448 station records on 5 September 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 5 September 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Indian Bay	Canada	Record daily precipitation	59.8 mm (2.4 in)	52 of 100 (Notable)
Duchesne	United States	Record daily precipitation	25.4 mm (1.0 in)	50 of 100 (Notable)
Hiawatha	United States	Record daily precipitation	25.9 mm (1.0 in)	50 of 100 (Notable)
Socorro	United States	Record daily precipitation	33.0 mm (1.3 in)	46 of 100 (Notable)
Green River Aviation	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Boulder City	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Mosquero 1 NE	United States	Record daily precipitation	58.4 mm (2.3 in)	41 of 100 (Notable)
Camilla 3SE	United States	Record daily precipitation	121.4 mm (4.8 in)	40 of 100 (Notable)
Elberton 2 N	United States	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Tacambaro	Mexico	Record daily precipitation	53.8 mm (2.1 in)	37 of 100 (Notable)
Mys Terpenij	Russia	Record daily precipitation	55.3 mm (2.2 in)	37 of 100 (Notable)
Pichucalco (Smn)	Mexico	Record low minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Campbell Island AWS	New Zealand	Record low maximum temperature	2.7 C (36.9 F)	36 of 100 (Notable)
Covington	United States	Record daily precipitation	50.5 mm (2.0 in)	36 of 100 (Notable)
Mtn View 91	United States	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
San Bernardo (Smn)	Mexico	Record daily precipitation	93.0 mm (3.7 in)	33 of 100 (Routine)
Niceville	United States	Record low minimum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Manati 2 E	Puerto Rico [United States]	Record low minimum temperature	18.3 C (64.9 F)	32 of 100 (Routine)
Bad Axe	United States	Record daily precipitation	44.5 mm (1.8 in)	32 of 100 (Routine)
Bloomfield 3 SE	United States	Record low maximum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Melrose	United States	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Xai Xai	Mozambique	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)
Botnen I Forde	Norway	Record daily precipitation	46.9 mm (1.8 in)	31 of 100 (Routine)
Allakaket	United States	Record low minimum temperature	-8.3 C (17.1 F)	31 of 100 (Routine)
Clovis 13 N	United States	Record daily precipitation	30.7 mm (1.2 in)	30 of 100 (Routine)
Appleton	United States	Record low maximum temperature	16.1 C (61.0 F)	30 of 100 (Routine)
Green Bay	United States	Record low maximum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Guangzhou	China	Record daily precipitation	121.1 mm (4.8 in)	29 of 100 (Routine)
Moroleon	Mexico	Record low maximum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Lukachukai	United States	Record daily precipitation	30.0 mm (1.2 in)	29 of 100 (Routine)
Jesus Maria (Smn)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Ragland 3 SSW	United States	Record daily precipitation	31.8 mm (1.3 in)	28 of 100 (Routine)
Dickinson Theodore Roosevelt R	United States	Record daily precipitation	48.5 mm (1.9 in)	28 of 100 (Routine)
Uruapan (Smn)	Mexico	Record daily precipitation	63.0 mm (2.5 in)	27 of 100 (Routine)
Malvern	United Kingdom	Record high maximum temperature	25.4 C (77.7 F)	27 of 100 (Routine)
Portales	United States	Record daily precipitation	36.6 mm (1.4 in)	27 of 100 (Routine)
Hiawatha	United States	Record low maximum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
Lewisburg 3 N	United States	Record daily precipitation	26.7 mm (1.1 in)	27 of 100 (Routine)
Rowlesburg 1	United States	Record daily precipitation	33.3 mm (1.3 in)	27 of 100 (Routine)
Lichinga	Mozambique	Record low minimum temperature	7.1 C (44.8 F)	26 of 100 (Routine)
Mt Pleasant	United States	Record daily precipitation	54.6 mm (2.1 in)	26 of 100 (Routine)
Barkestad	Norway	Record daily precipitation	37.4 mm (1.5 in)	25 of 100 (Routine)
Paisley	United Kingdom	Record high minimum temperature	15.3 C (59.5 F)	25 of 100 (Routine)
Canon City	United States	Record high minimum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Valentia Observatory	Ireland	Record high minimum temperature	16.4 C (61.5 F)	24 of 100 (Routine)
Ephraim	United States	Record daily precipitation	25.9 mm (1.0 in)	24 of 100 (Routine)
Tye Rvr 1 SE	United States	Record daily precipitation	28.4 mm (1.1 in)	24 of 100 (Routine)
Jumatan (Cfe)	Mexico	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record low maximum temperature	17.4 C (63.3 F)	23 of 100 (Routine)
Armagh	United Kingdom	Record high minimum temperature	15.7 C (60.3 F)	23 of 100 (Routine)
Richmond	United States	Record low minimum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Boulder City	United States	Record low minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Alderson	United States	Record daily precipitation	44.2 mm (1.7 in)	23 of 100 (Routine)
Ozuluama	Mexico	Record low maximum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Plant City	United States	Record high maximum temperature	36.1 C (97.0 F)	22 of 100 (Routine)
Newton	United States	Record daily precipitation	54.1 mm (2.1 in)	22 of 100 (Routine)
Jemez Springs	United States	Record daily precipitation	38.9 mm (1.5 in)	22 of 100 (Routine)
Donnybrook	Australia	Record high minimum temperature	14.2 C (57.6 F)	21 of 100 (Routine)
Katanning Comparison	Australia	Record high minimum temperature	12.7 C (54.9 F)	21 of 100 (Routine)
Stephenville A	Canada	Record high maximum temperature	24.0 C (75.2 F)	21 of 100 (Routine)

Counts by Type and Timescale

448 records

Records set or tied on 5 September 1981 by type: Highest daily maximum 40, Lowest daily maximum 88, Highest daily minimum 82, Lowest daily minimum 79, Heaviest daily rainfall 158, Heaviest daily snowfall 1.

Records on 5 September 1981 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	88
Highest daily minimum	82
Lowest daily minimum	79
Heaviest daily rainfall	158
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 5 September 1981 by timescale: all-time 1, monthly 7, daily 440.

How Much Records Were Beaten By

358 broken records

Margins by which the 358 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 52.4. Ties are not counted.

Top 20 by Significance

5 September 1981

Top 20 records on 5 September 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
5 September 1981	Indian Bay, CA	daily rain	59.8 mm (2.4 in)	39.0 mm (1.5 in)	22 years	52 of 100 (Notable)
5 September 1981	Duchesne, US	daily rain	25.4 mm (1.0 in)	13.5 mm (0.5 in)	72 years	50 of 100 (Notable)
5 September 1981	Hiawatha, US	daily rain	25.9 mm (1.0 in)	17.5 mm (0.7 in)	56 years	50 of 100 (Notable)
5 September 1981	Socorro, US	daily rain	33.0 mm (1.3 in)	16.5 mm (0.6 in)	72 years	46 of 100 (Notable)
5 September 1981	Green River Aviation, US	daily rain	30.5 mm (1.2 in)	25.4 mm (1.0 in)	11 years	46 of 100 (Notable)
5 September 1981	Boulder City, US	daily rain	50.8 mm (2.0 in)	31.5 mm (1.2 in)	18 years	43 of 100 (Notable)
5 September 1981	Mosquero 1 NE, US	daily rain	58.4 mm (2.3 in)	44.7 mm (1.8 in)	16 years	41 of 100 (Notable)
5 September 1981	Camilla 3SE, US	monthly rain	121.4 mm (4.8 in)	19.3 mm (0.8 in)	35 years	40 of 100 (Notable)
5 September 1981	Elberton 2 N, US	daily rain	31.8 mm (1.3 in)	9.7 mm (0.38 in)	84 years	39 of 100 (Notable)
5 September 1981	Tacambaro, MX	daily rain	53.8 mm (2.1 in)	23.8 mm (0.9 in)	36 years	37 of 100 (Notable)
5 September 1981	Mys Terpenij, RU	daily rain	55.3 mm (2.2 in)	40.3 mm (1.6 in)	10 years	37 of 100 (Notable)
5 September 1981	Pichucalco (Smn), MX	daily low min	15.6 C (60.1 F)	3.3 C (5.9 F)	31 years	36 of 100 (Notable)
5 September 1981	Campbell Island AWS, NZ	daily low max	2.7 C (36.9 F)	2.9 C (5.2 F)	40 years	36 of 100 (Notable)
5 September 1981	Covington, US	daily rain	50.5 mm (2.0 in)	14.9 mm (0.6 in)	60 years	36 of 100 (Notable)
5 September 1981	Mtn View 91, US	daily high min	20.0 C (68.0 F)	1.1 C (2.0 F)	67 years	34 of 100 (Routine)
5 September 1981	San Bernardo (Smn), MX	daily rain	93.0 mm (3.7 in)	50.6 mm (2.0 in)	3 years	33 of 100 (Routine)
5 September 1981	Niceville, US	daily low min	12.2 C (54.0 F)	5.0 C (9.0 F)	43 years	33 of 100 (Routine)
5 September 1981	Manati 2 E, PR	daily low min	18.3 C (64.9 F)	0.6 C (1.1 F)	63 years	32 of 100 (Routine)
5 September 1981	Bad Axe, US	daily rain	44.5 mm (1.8 in)	14.3 mm (0.6 in)	38 years	32 of 100 (Routine)
5 September 1981	Bloomfield 3 SE, US	daily low max	23.3 C (73.9 F)	0.6 C (1.1 F)	76 years	32 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

1802 to 1981

Records set or tied on this calendar date in each year from 1802 to 1981. 1981 had 448 records.

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

Records on 09-05 in each year
Year	Records
1802	2
1814	1
1833	1
1837	1
1843	1
1845	1
1846	1
1856	1
1859	2
1861	2
1866	1
1868	1
1869	2
1871	1
1872	1
1874	1
1876	1
1880	2
1883	2
1885	1
1887	1
1888	1
1889	1
1891	2
1892	3
1894	1
1895	4
1896	2
1897	7
1898	7
1899	2
1900	1
1901	4
1902	10
1903	14
1904	2
1905	17
1906	8
1907	11
1908	28
1909	16
1910	35
1911	23
1912	39
1913	24
1914	10
1915	27
1916	22
1917	28
1918	109
1919	60
1920	47
1921	82
1922	96
1923	204
1924	191
1925	298
1926	243
1927	71
1928	306
1929	371
1930	94
1931	381
1932	315
1933	361
1934	399
1935	432
1936	313
1937	291
1938	244
1939	317
1940	249
1941	470
1942	282
1943	593
1944	387
1945	447
1946	367
1947	557
1948	458
1949	421
1950	559
1951	251
1952	396
1953	728
1954	593
1955	517
1956	637
1957	323
1958	413
1959	367
1960	351
1961	727
1962	922
1963	554
1964	315
1965	899
1966	335
1967	1,092
1968	524
1969	556
1970	754
1971	736
1972	653
1973	669
1974	1,902
1975	388
1976	636
1977	344
1978	1,376
1979	611
1980	357
1981	448
1982	615
1983	1,181
1984	1,185
1985	1,231
1986	711
1987	618
1988	1,309
1989	522
1990	806
1991	598
1992	1,116
1993	635
1994	901
1995	1,168
1996	773
1997	1,460
1998	1,686
1999	1,215
2000	1,342
2001	626
2002	710
2003	860
2004	1,135
2005	502
2006	1,014
2007	1,344
2008	1,486
2009	765
2010	1,316
2011	1,186
2012	1,115
2013	798
2014	462
2015	846
2016	651
2017	778
2018	861
2019	724
2020	1,250
2021	424
2022	1,168
2023	1,166
2024	1,320
2025	695
2026	835

Download the Data

Data for records on 1981-09-05: 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).

Histogram of margins by which records were beaten on 5 September 1981
Margin	Records
0 to 10	316
10 to 20	28
20 to 30	6
30 to 40	3
40 to 50	3
50 to 60	2