Weather Records on 2 September 1981

521 weather records were set or tied worldwide on 2 September 1981. Highest significance: Mokpo, KR.

Key Facts for 2 September 1981

On 2 September 1981, 521 weather records were set or tied at long-record stations worldwide.
178 were record highs and 130 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 28 monthly and 492 daily.
Mokpo set an all-time record daily precipitation of 395.0 mm (15.6 in) on 2 September 1981.
Across 167 earlier years (1797 to 2026) the same calendar date averaged 436 records.

Record Map

521 stations

521 station records on 2 September 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 September 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mokpo	Korea, South	Record daily precipitation	395.0 mm (15.6 in)	70 of 100 (Major)
Tapalpa (Smn)	Mexico	Record daily precipitation	98.0 mm (3.9 in)	65 of 100 (Major)
San Antonio Las Alazanas (Smn	Mexico	Record daily precipitation	59.9 mm (2.4 in)	62 of 100 (Major)
Longview	United States	Record daily precipitation	90.2 mm (3.6 in)	62 of 100 (Major)
Greenville 2 NE	United States	Record daily precipitation	78.5 mm (3.1 in)	60 of 100 (Major)
Moorefield 1 SSE	United States	Record daily precipitation	84.6 mm (3.3 in)	58 of 100 (Notable)
Ovruch	Ukraine	Record daily precipitation	31.7 mm (1.2 in)	56 of 100 (Notable)
Coffee Springs 2 NW	United States	Record daily precipitation	104.1 mm (4.1 in)	56 of 100 (Notable)
Mantova	Italy	Record daily precipitation	40.6 mm (1.6 in)	53 of 100 (Notable)
Mineral Ridge Wtr Wks	United States	Record daily precipitation	59.2 mm (2.3 in)	51 of 100 (Notable)
El Cuarto	Mexico	Record daily precipitation	69.9 mm (2.8 in)	48 of 100 (Notable)
Somerville 4 NW	United States	Record daily precipitation	81.0 mm (3.2 in)	48 of 100 (Notable)
Pichucalco (Smn)	Mexico	Record low minimum temperature	15.0 C (59.0 F)	47 of 100 (Notable)
Salekhard	Russia	Record high minimum temperature	14.4 C (57.9 F)	47 of 100 (Notable)
San Francisco (Smn)	Mexico	Record daily precipitation	39.4 mm (1.6 in)	46 of 100 (Notable)
Gull Lake Biological STN	United States	Record daily precipitation	56.9 mm (2.2 in)	46 of 100 (Notable)
Nitta Yuma	United States	Record daily precipitation	67.1 mm (2.6 in)	45 of 100 (Notable)
Agata	Russia	Record daily precipitation	26.8 mm (1.1 in)	44 of 100 (Notable)
Koran	United States	Record daily precipitation	73.7 mm (2.9 in)	42 of 100 (Notable)
Marshall	United States	Record daily precipitation	63.5 mm (2.5 in)	42 of 100 (Notable)
Upper Sandusky	United States	Record daily precipitation	95.0 mm (3.7 in)	41 of 100 (Notable)
Kingston	United States	Record daily precipitation	60.5 mm (2.4 in)	40 of 100 (Notable)
Anchorage	United States	Record daily precipitation	68.6 mm (2.7 in)	40 of 100 (Notable)
Semjachik	Russia	Record daily precipitation	81.5 mm (3.2 in)	39 of 100 (Notable)
Mercer	United States	Record daily precipitation	51.6 mm (2.0 in)	39 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record daily precipitation	66.0 mm (2.6 in)	39 of 100 (Notable)
Huitzuco (Smn)	Mexico	Record daily precipitation	65.8 mm (2.6 in)	38 of 100 (Notable)
Waynesboro 2 W	United States	Record daily precipitation	51.1 mm (2.0 in)	38 of 100 (Notable)
Robert Lee 4WSW	United States	Record daily precipitation	64.8 mm (2.6 in)	38 of 100 (Notable)
Lagrange	United States	Record daily precipitation	52.1 mm (2.1 in)	35 of 100 (Notable)
Louisville Intl AP	United States	Record daily precipitation	60.2 mm (2.4 in)	35 of 100 (Notable)
Canfield 1 S	United States	Record daily precipitation	44.5 mm (1.8 in)	34 of 100 (Routine)
New Castle 1 N	United States	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Gatesville	United States	Record daily precipitation	100.3 mm (3.9 in)	32 of 100 (Routine)
Big Creek	Canada	Record low maximum temperature	9.0 C (48.2 F)	31 of 100 (Routine)
Jamestown 2 NW	United States	Record daily precipitation	38.9 mm (1.5 in)	31 of 100 (Routine)
Cleburne	United States	Record low maximum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Haliburton A	Canada	Record high minimum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
W Pt	United States	Record low minimum temperature	6.1 C (43.0 F)	30 of 100 (Routine)
Chippewa Lake	United States	Record daily precipitation	42.7 mm (1.7 in)	30 of 100 (Routine)
Krasnaja_Gora	Russia	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Fordyce	United States	Record low maximum temperature	25.6 C (78.1 F)	29 of 100 (Routine)
Gainesville	United States	Record daily precipitation	66.0 mm (2.6 in)	29 of 100 (Routine)
St George	United States	Record high minimum temperature	25.6 C (78.1 F)	29 of 100 (Routine)
Fukaura	Japan	Record low maximum temperature	17.3 C (63.1 F)	28 of 100 (Routine)
El Palmito	Mexico	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Newport	United States	Record low maximum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Cartersville #2	United States	Record daily precipitation	45.2 mm (1.8 in)	28 of 100 (Routine)
Wandering Comparison	Australia	Record high maximum temperature	25.0 C (77.0 F)	27 of 100 (Routine)
Troitsk	Russia	Record high minimum temperature	18.0 C (64.4 F)	27 of 100 (Routine)
South Wales Emery Park	United States	Record high minimum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Benbrook Dam	United States	Record daily precipitation	54.6 mm (2.1 in)	27 of 100 (Routine)
Richland Springs	United States	Record daily precipitation	67.3 mm (2.6 in)	27 of 100 (Routine)
San Miguel El Alto	Mexico	Record daily precipitation	51.6 mm (2.0 in)	26 of 100 (Routine)
Concepcion de la Norma	Mexico	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Greencastle 1 W	United States	Record daily precipitation	50.8 mm (2.0 in)	26 of 100 (Routine)
Boone	United States	Record low minimum temperature	4.4 C (39.9 F)	26 of 100 (Routine)
Keithville	United States	Record daily precipitation	51.8 mm (2.0 in)	26 of 100 (Routine)
Lagos de Moreno (Dge)	Mexico	Record daily precipitation	36.8 mm (1.4 in)	25 of 100 (Routine)
Verhneimbatsk	Russia	Record high maximum temperature	25.0 C (77.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

521 records

Records set or tied on 2 September 1981 by type: Highest daily maximum 63, Lowest daily maximum 66, Highest daily minimum 115, Lowest daily minimum 64, Heaviest daily rainfall 212, Heaviest daily snowfall 1.

Records on 2 September 1981 by type
Record type	Records
Highest daily maximum	63
Lowest daily maximum	66
Highest daily minimum	115
Lowest daily minimum	64
Heaviest daily rainfall	212
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 2 September 1981 by timescale: all-time 1, monthly 28, daily 492.

How Much Records Were Beaten By

410 broken records

Margins by which the 410 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 191.0. Ties are not counted.

Top 20 by Significance

2 September 1981

Top 20 records on 2 September 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 September 1981	Mokpo, KR	all-time rain	395.0 mm (15.6 in)	191.0 mm (7.5 in)	18 years	70 of 100 (Major)
2 September 1981	Tapalpa (Smn), MX	monthly rain	98.0 mm (3.9 in)	45.9 mm (1.8 in)	35 years	65 of 100 (Major)
2 September 1981	San Antonio Las Alazanas (Smn, MX	monthly rain	59.9 mm (2.4 in)	29.9 mm (1.2 in)	30 years	62 of 100 (Major)
2 September 1981	Longview, US	daily rain	90.2 mm (3.6 in)	61.5 mm (2.4 in)	64 years	62 of 100 (Major)
2 September 1981	Greenville 2 NE, US	daily rain	78.5 mm (3.1 in)	40.9 mm (1.6 in)	50 years	60 of 100 (Major)
2 September 1981	Moorefield 1 SSE, US	daily rain	84.6 mm (3.3 in)	54.1 mm (2.1 in)	31 years	58 of 100 (Notable)
2 September 1981	Ovruch, UA	daily rain	31.7 mm (1.2 in)	23.3 mm (0.9 in)	42 years	56 of 100 (Notable)
2 September 1981	Coffee Springs 2 NW, US	daily rain	104.1 mm (4.1 in)	87.8 mm (3.5 in)	52 years	56 of 100 (Notable)
2 September 1981	Mantova, IT	daily rain	40.6 mm (1.6 in)	13.6 mm (0.5 in)	125 years	53 of 100 (Notable)
2 September 1981	Mineral Ridge Wtr Wks, US	daily rain	59.2 mm (2.3 in)	33.5 mm (1.3 in)	50 years	51 of 100 (Notable)
2 September 1981	El Cuarto, MX	daily rain	69.9 mm (2.8 in)	54.2 mm (2.1 in)	18 years	48 of 100 (Notable)
2 September 1981	Somerville 4 NW, US	daily rain	81.0 mm (3.2 in)	25.1 mm (1.0 in)	81 years	48 of 100 (Notable)
2 September 1981	Pichucalco (Smn), MX	daily low min	15.0 C (59.0 F)	5.0 C (9.0 F)	26 years	47 of 100 (Notable)
2 September 1981	Salekhard, RU	monthly high min	14.4 C (57.9 F)	1.2 C (2.2 F)	85 years	47 of 100 (Notable)
2 September 1981	San Francisco (Smn), MX	daily rain	39.4 mm (1.6 in)	32.5 mm (1.3 in)	28 years	46 of 100 (Notable)
2 September 1981	Gull Lake Biological STN, US	daily rain	56.9 mm (2.2 in)	31.0 mm (1.2 in)	44 years	46 of 100 (Notable)
2 September 1981	Nitta Yuma, US	daily rain	67.1 mm (2.6 in)	60.7 mm (2.4 in)	20 years	45 of 100 (Notable)
2 September 1981	Agata, RU	daily rain	26.8 mm (1.1 in)	15.2 mm (0.6 in)	12 years	44 of 100 (Notable)
2 September 1981	Koran, US	daily rain	73.7 mm (2.9 in)	59.5 mm (2.3 in)	31 years	42 of 100 (Notable)
2 September 1981	Marshall, US	daily rain	63.5 mm (2.5 in)	55.4 mm (2.2 in)	19 years	42 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

1797 to 1981

Records set or tied on this calendar date in each year from 1797 to 1981. 1981 had 521 records.

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

Records on 09-02 in each year
Year	Records
1797	1
1800	1
1802	1
1808	1
1838	1
1841	1
1843	1
1850	1
1854	1
1855	1
1857	1
1860	3
1861	1
1864	1
1867	2
1869	2
1870	1
1871	2
1872	1
1875	1
1876	1
1877	3
1878	2
1879	1
1881	1
1883	1
1884	1
1885	4
1886	5
1888	1
1889	2
1890	5
1891	1
1892	5
1893	3
1894	4
1895	3
1896	4
1897	4
1898	8
1899	10
1900	3
1901	4
1902	5
1903	13
1904	6
1905	14
1906	25
1907	11
1908	58
1909	35
1910	13
1911	82
1912	37
1913	37
1914	16
1915	38
1916	26
1917	20
1918	31
1919	17
1920	39
1921	85
1922	46
1923	75
1924	212
1925	147
1926	215
1927	71
1928	203
1929	322
1930	194
1931	305
1932	473
1933	427
1934	537
1935	602
1936	391
1937	905
1938	376
1939	439
1940	224
1941	467
1942	389
1943	336
1944	353
1945	392
1946	635
1947	1,147
1948	431
1949	563
1950	745
1951	515
1952	698
1953	1,153
1954	721
1955	501
1956	440
1957	385
1958	348
1959	534
1960	448
1961	839
1962	318
1963	272
1964	679
1965	440
1966	362
1967	1,213
1968	493
1969	465
1970	553
1971	521
1972	743
1973	1,148
1974	1,294
1975	519
1976	835
1977	589
1978	484
1979	647
1980	697
1981	521
1982	672
1983	1,076
1984	598
1985	714
1986	860
1987	915
1988	1,284
1989	659
1990	675
1991	807
1992	1,117
1993	1,405
1994	1,291
1995	1,143
1996	604
1997	1,547
1998	1,263
1999	912
2000	1,931
2001	981
2002	805
2003	1,310
2004	679
2005	623
2006	1,238
2007	1,086
2008	1,229
2009	706
2010	1,081
2011	1,265
2012	885
2013	717
2014	650
2015	661
2016	621
2017	1,047
2018	473
2019	789
2020	701
2021	742
2022	991
2023	707
2024	923
2025	431
2026	866

Download the Data

Data for records on 1981-09-02: 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 25	374
25 to 50	26
50 to 75	8
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1