Weather Records on 21 September 2000

884 weather records were set or tied worldwide on 21 September 2000. Highest significance: Blackleaf, US.

Key Facts for 21 September 2000

On 21 September 2000, 884 weather records were set or tied at long-record stations worldwide.
487 were record highs and 203 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 30 monthly and 852 daily.
Blackleaf set a daily record snowfall of 15.2 cm (6.0 in) on 21 September 2000.
Across 155 earlier years (1805 to 2026) the same calendar date averaged 448 records.

Record Map

884 stations

884 station records on 21 September 2000 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 September 2000: highest significance records shown on the map
Station	Country	Type	Value	Significance
Blackleaf	United States	Record daily snowfall	15.2 cm (6.0 in)	67 of 100 (Major)
Deland 1 SSE	United States	Record daily precipitation	72.1 mm (2.8 in)	54 of 100 (Notable)
Sonnblick	Austria	Record daily precipitation	43.5 mm (1.7 in)	53 of 100 (Notable)
Augsburg (Sankt Stephan)	Germany	Record daily precipitation	65.5 mm (2.6 in)	50 of 100 (Notable)
La Concha	Mexico	Record daily precipitation	133.4 mm (5.3 in)	50 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	61.0 mm (2.4 in)	50 of 100 (Notable)
Marlin	United States	Record high minimum temperature	29.4 C (84.9 F)	48 of 100 (Notable)
Elatma	Russia	Record daily precipitation	28.5 mm (1.1 in)	47 of 100 (Notable)
Altomunster-Maisbrunn	Germany	Record daily precipitation	65.6 mm (2.6 in)	46 of 100 (Notable)
Potrerillos	Mexico	Record daily precipitation	150.4 mm (5.9 in)	46 of 100 (Notable)
Farmerville	United States	Record high maximum temperature	36.1 C (97.0 F)	46 of 100 (Notable)
Ebersberg-Halbing	Germany	Record daily precipitation	55.4 mm (2.2 in)	45 of 100 (Notable)
Chapantongo	Mexico	Record daily precipitation	69.9 mm (2.8 in)	45 of 100 (Notable)
Ellijay	United States	Record daily precipitation	75.7 mm (3.0 in)	45 of 100 (Notable)
Linesville 1 S	United States	Record daily precipitation	46.2 mm (1.8 in)	44 of 100 (Notable)
La Desembocada	Mexico	Record daily precipitation	140.0 mm (5.5 in)	43 of 100 (Notable)
El Tejocote	Mexico	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Colstrip	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
Lahontan Dam	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Paragonah	United States	Record high maximum temperature	32.8 C (91.0 F)	42 of 100 (Notable)
Pomeroy	United States	Record low maximum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Asuncion Nochixtlan	Mexico	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
Tahoe City	United States	Record high minimum temperature	8.9 C (48.0 F)	40 of 100 (Notable)
Beulah	United States	Record low minimum temperature	-4.4 C (24.1 F)	40 of 100 (Notable)
Drain	United States	Record high minimum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Cody 21 SW	United States	Record daily snowfall	12.4 cm (4.9 in)	40 of 100 (Notable)
Las Gaviotas	Mexico	Record daily precipitation	124.0 mm (4.9 in)	38 of 100 (Notable)
Zametchino	Russia	Record daily precipitation	30.8 mm (1.2 in)	38 of 100 (Notable)
Copperhill	United States	Record daily precipitation	78.2 mm (3.1 in)	38 of 100 (Notable)
Anchorage Merrill Fld	United States	Record high maximum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
San Pedro	Mexico	Record daily precipitation	105.7 mm (4.2 in)	37 of 100 (Notable)
Miami	United States	Record high minimum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Truckee Rs	United States	Record high minimum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Helen	United States	Record daily precipitation	97.0 mm (3.8 in)	37 of 100 (Notable)
Haynesville	United States	Record daily precipitation	64.5 mm (2.5 in)	37 of 100 (Notable)
Sarajevo	Bosnia and Herzegovina	Record high minimum temperature	16.2 C (61.2 F)	36 of 100 (Notable)
Presa Golondrinas	Mexico	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Sacaton	United States	Record high minimum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Hetch Hetchy	United States	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Victorville	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Titusville	United States	Record high minimum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Ball Ground	United States	Record daily precipitation	69.1 mm (2.7 in)	36 of 100 (Notable)
Waleska	United States	Record daily precipitation	81.3 mm (3.2 in)	36 of 100 (Notable)
Monticello	United States	Record high minimum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Paso del Cuarenta I	Mexico	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Fairmont	United States	Record high maximum temperature	37.2 C (99.0 F)	35 of 100 (Notable)
Norcross	United States	Record daily precipitation	67.8 mm (2.7 in)	35 of 100 (Notable)
Caliente	United States	Record high minimum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Long Creek	United States	Record daily precipitation	78.7 mm (3.1 in)	35 of 100 (Notable)
St George	United States	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Winslow AP	United States	Record high minimum temperature	17.8 C (64.0 F)	35 of 100 (Notable)
Kellerberrin	Australia	Record low minimum temperature	0.1 C (32.2 F)	34 of 100 (Routine)
Tombstone	United States	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Kent	United States	Record low minimum temperature	-5.0 C (23.0 F)	34 of 100 (Routine)
Ely AP	United States	Record high minimum temperature	10.6 C (51.1 F)	34 of 100 (Routine)
Cerro de Ortega	Mexico	Record low maximum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Huichapan	Mexico	Record daily precipitation	45.0 mm (1.8 in)	33 of 100 (Routine)
Canyon Dam	United States	Record high minimum temperature	10.6 C (51.1 F)	33 of 100 (Routine)
Redwood Falls Muni AP	United States	Record low minimum temperature	-1.1 C (30.0 F)	33 of 100 (Routine)
McGrath AP	United States	Record daily precipitation	43.9 mm (1.7 in)	33 of 100 (Routine)

Counts by Type and Timescale

884 records

Records set or tied on 21 September 2000 by type: Highest daily maximum 261, Lowest daily maximum 92, Highest daily minimum 226, Lowest daily minimum 111, Heaviest daily rainfall 160, Heaviest daily snowfall 21, Deepest snow cover 13.

Records on 21 September 2000 by type
Record type	Records
Highest daily maximum	261
Lowest daily maximum	92
Highest daily minimum	226
Lowest daily minimum	111
Heaviest daily rainfall	160
Heaviest daily snowfall	21
Deepest snow cover	13

Records on 21 September 2000 by timescale: all-time 2, monthly 30, daily 852.

How Much Records Were Beaten By

660 broken records

Margins by which the 660 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

21 September 2000

Top 20 records on 21 September 2000 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 September 2000	Blackleaf, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	95 years	67 of 100 (Major)
21 September 2000	Deland 1 SSE, US	daily rain	72.1 mm (2.8 in)	36.0 mm (1.4 in)	82 years	54 of 100 (Notable)
21 September 2000	Sonnblick, AT	daily rain	43.5 mm (1.7 in)	16.0 mm (0.6 in)	86 years	53 of 100 (Notable)
21 September 2000	Augsburg (Sankt Stephan), DE	daily rain	65.5 mm (2.6 in)	23.4 mm (0.9 in)	32 years	50 of 100 (Notable)
21 September 2000	La Concha, MX	daily rain	133.4 mm (5.3 in)	85.9 mm (3.4 in)	28 years	50 of 100 (Notable)
21 September 2000	Mt Vernon, US	daily rain	61.0 mm (2.4 in)	39.4 mm (1.6 in)	57 years	50 of 100 (Notable)
21 September 2000	Marlin, US	all-time high min	29.4 C (84.9 F)	1.6 C (2.9 F)	51 years	48 of 100 (Notable)
21 September 2000	Elatma, RU	daily rain	28.5 mm (1.1 in)	14.0 mm (0.6 in)	41 years	47 of 100 (Notable)
21 September 2000	Altomunster-Maisbrunn, DE	monthly rain	65.6 mm (2.6 in)	20.3 mm (0.8 in)	21 years	46 of 100 (Notable)
21 September 2000	Potrerillos, MX	daily rain	150.4 mm (5.9 in)	101.4 mm (4.0 in)	11 years	46 of 100 (Notable)
21 September 2000	Farmerville, US	daily high max	36.1 C (97.0 F)	2.2 C (4.0 F)	104 years	46 of 100 (Notable)
21 September 2000	Ebersberg-Halbing, DE	daily rain	55.4 mm (2.2 in)	25.2 mm (1.0 in)	21 years	45 of 100 (Notable)
21 September 2000	Chapantongo, MX	daily rain	69.9 mm (2.8 in)	43.5 mm (1.7 in)	7 years	45 of 100 (Notable)
21 September 2000	Ellijay, US	daily rain	75.7 mm (3.0 in)	35.6 mm (1.4 in)	57 years	45 of 100 (Notable)
21 September 2000	Linesville 1 S, US	daily rain	46.2 mm (1.8 in)	17.2 mm (0.7 in)	75 years	44 of 100 (Notable)
21 September 2000	La Desembocada, MX	daily rain	140.0 mm (5.5 in)	58.2 mm (2.3 in)	42 years	43 of 100 (Notable)
21 September 2000	El Tejocote, MX	daily rain	58.4 mm (2.3 in)	32.0 mm (1.3 in)	28 years	43 of 100 (Notable)
21 September 2000	Colstrip, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	71 years	43 of 100 (Notable)
21 September 2000	Lahontan Dam, US	daily high min	18.9 C (66.0 F)	3.9 C (7.0 F)	83 years	42 of 100 (Notable)
21 September 2000	Paragonah, US	daily high max	32.8 C (91.0 F)	1.1 C (2.0 F)	100 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

1805 to 2000

Records set or tied on this calendar date in each year from 1805 to 2000. 2000 had 884 records.

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

Records on 09-21 in each year
Year	Records
1805	1
1812	1
1825	2
1840	1
1841	1
1842	1
1848	1
1854	1
1856	2
1868	1
1872	2
1873	1
1877	1
1878	1
1881	1
1882	1
1884	1
1886	1
1888	2
1889	1
1891	10
1892	1
1893	10
1894	2
1895	3
1896	2
1897	6
1898	6
1899	3
1900	2
1901	5
1902	5
1903	8
1904	20
1905	12
1906	17
1907	10
1908	17
1909	10
1910	8
1911	18
1912	26
1913	37
1914	29
1915	34
1916	48
1917	28
1918	43
1919	54
1920	29
1921	64
1922	35
1923	232
1924	291
1925	278
1926	178
1927	165
1928	81
1929	232
1930	82
1931	681
1932	242
1933	193
1934	492
1935	199
1936	329
1937	487
1938	508
1939	308
1940	908
1941	416
1942	291
1943	407
1944	413
1945	507
1946	176
1947	534
1948	301
1949	298
1950	334
1951	241
1952	430
1953	382
1954	453
1955	752
1956	1,100
1957	366
1958	588
1959	513
1960	418
1961	441
1962	1,085
1963	306
1964	374
1965	1,088
1966	565
1967	577
1968	790
1969	593
1970	708
1971	645
1972	599
1973	421
1974	652
1975	528
1976	694
1977	918
1978	818
1979	736
1980	990
1981	696
1982	1,484
1983	2,207
1984	707
1985	796
1986	671
1987	965
1988	557
1989	1,002
1990	716
1991	1,021
1992	752
1993	911
1994	713
1995	2,002
1996	1,233
1997	1,112
1998	1,481
1999	1,025
2000	884
2001	718
2002	696
2003	959
2004	888
2005	1,143
2006	920
2007	742
2008	740
2009	715
2010	1,290
2011	542
2012	595
2013	769
2014	716
2015	565
2016	989
2017	1,178
2018	1,051
2019	833
2020	580
2021	465
2022	1,049
2023	783
2024	470
2025	588
2026	469

Download the Data

Data for records on 2000-09-21: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	601
20 to 40	31
40 to 60	13
60 to 80	8
80 to 100	1
100 to 120	1
120 to 140	3
140 to 160	2