Weather Records on 21 September 1994

713 weather records were set or tied worldwide on 21 September 1994. Highest significance: Yuma Citrus STN, US.

Key Facts for 21 September 1994

On 21 September 1994, 713 weather records were set or tied at long-record stations worldwide.
345 were record highs and 211 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 24 monthly and 686 daily.
Yuma Citrus STN set a daily record precipitation of 53.3 mm (2.1 in) on 21 September 1994.
Across 155 earlier years (1805 to 2026) the same calendar date averaged 449 records.

Record Map

713 stations

713 station records on 21 September 1994 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 September 1994: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yuma Citrus STN	United States	Record daily precipitation	53.3 mm (2.1 in)	67 of 100 (Major)
Combolcha	Ethiopia	Record daily precipitation	58.9 mm (2.3 in)	50 of 100 (Notable)
Kurilsk	Russia	Record daily precipitation	106.2 mm (4.2 in)	45 of 100 (Notable)
Olga 2 SE	United States	Record high minimum temperature	14.4 C (57.9 F)	45 of 100 (Notable)
Sondrestrom	Greenland [Denmark]	Record daily precipitation	27.0 mm (1.1 in)	43 of 100 (Notable)
Uman	Ukraine	Record high minimum temperature	17.0 C (62.6 F)	43 of 100 (Notable)
Ai-Petri	Ukraine	Record high minimum temperature	16.0 C (60.8 F)	42 of 100 (Notable)
Luroy	Norway	Record daily precipitation	96.1 mm (3.8 in)	40 of 100 (Notable)
Odesa	Ukraine	Record high minimum temperature	21.5 C (70.7 F)	40 of 100 (Notable)
Port Townsend	United States	Record high minimum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Lagunillas	Mexico	Record low minimum temperature	10.0 C (50.0 F)	39 of 100 (Notable)
Zhijiang	China	Record daily precipitation	45.6 mm (1.8 in)	38 of 100 (Notable)
Ai-Petri	Ukraine	Record high maximum temperature	26.3 C (79.3 F)	38 of 100 (Notable)
Sioux Rapids	United States	Record daily precipitation	59.2 mm (2.3 in)	38 of 100 (Notable)
Petersburg 1	United States	Record daily precipitation	86.4 mm (3.4 in)	38 of 100 (Notable)
La Poza Honda	Mexico	Record daily precipitation	52.8 mm (2.1 in)	37 of 100 (Notable)
Juncos 1 SE	Puerto Rico [United States]	Record low maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Casper-Natrona Co AP	United States	Record daily snowfall	12.4 cm (4.9 in)	37 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record low maximum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Kursk	Russia	Record high minimum temperature	15.3 C (59.5 F)	36 of 100 (Notable)
Rize	Turkey	Record high maximum temperature	31.8 C (89.2 F)	36 of 100 (Notable)
Cape Hatteras - Billy Mitchell	United States	Record daily precipitation	96.5 mm (3.8 in)	36 of 100 (Notable)
Tangier City	Morocco	Record low maximum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Nord-Solvaer	Norway	Record daily precipitation	35.7 mm (1.4 in)	35 of 100 (Notable)
Henichesk	Ukraine	Record high minimum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
Sacaton	United States	Record high maximum temperature	42.8 C (109.0 F)	35 of 100 (Notable)
Red Lodge	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Termez	Uzbekistan	Record low minimum temperature	1.3 C (34.3 F)	35 of 100 (Notable)
Gabo Island Lighthouse	Australia	Record low minimum temperature	0.1 C (32.2 F)	34 of 100 (Routine)
Nordoyan Fyr	Norway	Record daily precipitation	27.2 mm (1.1 in)	34 of 100 (Routine)
Simferopol	Ukraine	Record high maximum temperature	31.1 C (88.0 F)	34 of 100 (Routine)
Whiteface Rsvr	United States	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Auke Bay	United States	Record daily precipitation	69.6 mm (2.7 in)	34 of 100 (Routine)
Parma Exp STN	United States	Record high minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Wrangell AP	United States	Record daily precipitation	67.3 mm (2.6 in)	33 of 100 (Routine)
Juneau AP	United States	Record daily precipitation	58.4 mm (2.3 in)	33 of 100 (Routine)
Sotchi	Russia	Record high maximum temperature	31.9 C (89.4 F)	32 of 100 (Routine)
Tortosa - Observatorio del Ebr	Spain	Record low maximum temperature	19.6 C (67.3 F)	32 of 100 (Routine)
Cloquet	United States	Record daily precipitation	36.3 mm (1.4 in)	32 of 100 (Routine)
Marble Bar Comparison	Australia	Record high maximum temperature	40.0 C (104.0 F)	31 of 100 (Routine)
Ahuacatlan	Mexico	Record low minimum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
El Salto (Cfe)	Mexico	Record low minimum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Tavira	Portugal	Record low maximum temperature	19.0 C (66.2 F)	31 of 100 (Routine)
Grand Marais	United States	Record high minimum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Hachita 1W	United States	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Nanchang	China	Record daily precipitation	31.6 mm (1.2 in)	30 of 100 (Routine)
Talisman I	Mexico	Record low minimum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Presa Valerio Trujano	Mexico	Record high minimum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Ust-Maja	Russia	Record high minimum temperature	9.5 C (49.1 F)	30 of 100 (Routine)
Simferopol	Ukraine	Record high minimum temperature	16.9 C (62.4 F)	30 of 100 (Routine)
Feodosiia	Ukraine	Record high minimum temperature	20.9 C (69.6 F)	30 of 100 (Routine)
Shonkin 7 S	United States	Record daily precipitation	50.0 mm (2.0 in)	30 of 100 (Routine)
La Rioja Aero.	Argentina	Record high minimum temperature	24.0 C (75.2 F)	29 of 100 (Routine)
Canberra Forestry	Australia	Record low minimum temperature	-4.6 C (23.7 F)	29 of 100 (Routine)
Victoria Valley (Glenrowan)	Australia	Record daily precipitation	32.4 mm (1.3 in)	29 of 100 (Routine)
Bezeck	Russia	Record high maximum temperature	34.7 C (94.5 F)	29 of 100 (Routine)
Gotnja	Russia	Record high minimum temperature	16.8 C (62.2 F)	29 of 100 (Routine)
Krasnaja Poljana	Russia	Record high maximum temperature	33.7 C (92.7 F)	29 of 100 (Routine)
Istanbul	Turkey	Record high minimum temperature	23.0 C (73.4 F)	29 of 100 (Routine)
Ivano-Frankivsk	Ukraine	Record daily precipitation	26.9 mm (1.1 in)	29 of 100 (Routine)

Counts by Type and Timescale

713 records

Records set or tied on 21 September 1994 by type: Highest daily maximum 175, Lowest daily maximum 88, Highest daily minimum 170, Lowest daily minimum 123, Heaviest daily rainfall 144, Heaviest daily snowfall 12, Deepest snow cover 1.

Records on 21 September 1994 by type
Record type	Records
Highest daily maximum	175
Lowest daily maximum	88
Highest daily minimum	170
Lowest daily minimum	123
Heaviest daily rainfall	144
Heaviest daily snowfall	12
Deepest snow cover	1

Records on 21 September 1994 by timescale: all-time 3, monthly 24, daily 686.

How Much Records Were Beaten By

541 broken records

Margins by which the 541 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.0. Ties are not counted.

Top 20 by Significance

21 September 1994

Top 20 records on 21 September 1994 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 September 1994	Yuma Citrus STN, US	daily rain	53.3 mm (2.1 in)	53.3 mm (2.1 in)	73 years	67 of 100 (Major)
21 September 1994	Combolcha, ET	daily rain	58.9 mm (2.3 in)	32.9 mm (1.3 in)	40 years	50 of 100 (Notable)
21 September 1994	Kurilsk, RU	daily rain	106.2 mm (4.2 in)	80.8 mm (3.2 in)	4 years	45 of 100 (Notable)
21 September 1994	Olga 2 SE, US	daily high min	14.4 C (57.9 F)	1.6 C (2.9 F)	95 years	45 of 100 (Notable)
21 September 1994	Sondrestrom, GL	daily rain	27.0 mm (1.1 in)	11.0 mm (0.4 in)	41 years	43 of 100 (Notable)
21 September 1994	Uman, UA	daily high min	17.0 C (62.6 F)	1.9 C (3.4 F)	96 years	43 of 100 (Notable)
21 September 1994	Ai-Petri, UA	daily high min	16.0 C (60.8 F)	2.2 C (4.0 F)	92 years	42 of 100 (Notable)
21 September 1994	Luroy, NO	daily rain	96.1 mm (3.8 in)	47.6 mm (1.9 in)	21 years	40 of 100 (Notable)
21 September 1994	Odesa, UA	daily high min	21.5 C (70.7 F)	2.0 C (3.6 F)	84 years	40 of 100 (Notable)
21 September 1994	Port Townsend, US	daily high min	14.4 C (57.9 F)	0.5 C (0.9 F)	95 years	40 of 100 (Notable)
21 September 1994	Lagunillas, MX	daily low min	10.0 C (50.0 F)	5.6 C (10.1 F)	37 years	39 of 100 (Notable)
21 September 1994	Zhijiang, CN	daily rain	45.6 mm (1.8 in)	27.1 mm (1.1 in)	27 years	38 of 100 (Notable)
21 September 1994	Ai-Petri, UA	daily high max	26.3 C (79.3 F)	2.6 C (4.7 F)	80 years	38 of 100 (Notable)
21 September 1994	Sioux Rapids, US	daily rain	59.2 mm (2.3 in)	27.4 mm (1.1 in)	44 years	38 of 100 (Notable)
21 September 1994	Petersburg 1, US	daily rain	86.4 mm (3.4 in)	23.4 mm (0.9 in)	56 years	38 of 100 (Notable)
21 September 1994	La Poza Honda, MX	daily rain	52.8 mm (2.1 in)	43.9 mm (1.7 in)	16 years	37 of 100 (Notable)
21 September 1994	Juncos 1 SE, PR	daily low max	26.1 C (79.0 F)	3.3 C (5.9 F)	28 years	37 of 100 (Notable)
21 September 1994	Casper-Natrona Co AP, US	daily snowfall	12.4 cm (4.9 in)	10.4 cm (4.1 in)	23 years	37 of 100 (Notable)
21 September 1994	Arecibo 3 ESE, PR	daily low max	29.4 C (84.9 F)	1.2 C (2.2 F)	63 years	36 of 100 (Notable)
21 September 1994	Kursk, RU	daily high min	15.3 C (59.5 F)	1.1 C (2.0 F)	80 years	36 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 1994

Records set or tied on this calendar date in each year from 1805 to 1994. 1994 had 713 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 1994-09-21: 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 2026-10-14 (14 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	517
20 to 40	17
40 to 60	3
60 to 80	2
80 to 100	1
100 to 120	1