Weather Records on 4 September 1990

787 weather records were set or tied worldwide on 4 September 1990. Highest significance: Waren, DE.

Key Facts for 4 September 1990

On 4 September 1990, 787 weather records were set or tied at long-record stations worldwide.
381 were record highs and 125 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 33 monthly and 752 daily.
Waren set a daily record precipitation of 37.2 mm (1.5 in) on 4 September 1990.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 449 records.

Record Map

787 stations

787 station records on 4 September 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 September 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Waren	Germany	Record daily precipitation	37.2 mm (1.5 in)	67 of 100 (Major)
Lupi Upper 442	United States	Record daily precipitation	238.8 mm (9.4 in)	62 of 100 (Major)
Cape Kazantip (Lh)	Ukraine	Record daily precipitation	42.3 mm (1.7 in)	60 of 100 (Major)
Feodosiia	Ukraine	Record daily precipitation	67.2 mm (2.6 in)	58 of 100 (Notable)
Ovruch	Ukraine	Record daily precipitation	35.2 mm (1.4 in)	54 of 100 (Notable)
Keanae 346	United States	Record daily precipitation	203.2 mm (8.0 in)	54 of 100 (Notable)
Morgan	United States	Record daily precipitation	28.2 mm (1.1 in)	53 of 100 (Notable)
Mtn Pass	United States	Record daily precipitation	48.0 mm (1.9 in)	51 of 100 (Notable)
Newberry-Luce Co Rd Commission	United States	Record daily precipitation	80.5 mm (3.2 in)	51 of 100 (Notable)
Majsk	Russia	Record daily precipitation	33.2 mm (1.3 in)	50 of 100 (Notable)
Aseral	Norway	Record daily precipitation	68.3 mm (2.7 in)	49 of 100 (Notable)
Arcadia	United States	Record low minimum temperature	15.6 C (60.1 F)	48 of 100 (Notable)
Worpswede-Huttenbusch	Germany	Record daily precipitation	27.2 mm (1.1 in)	47 of 100 (Notable)
Neustrelitz	Germany	Record daily precipitation	40.0 mm (1.6 in)	46 of 100 (Notable)
Gulkana AP	United States	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Mozyr	Belarus	Record daily precipitation	41.8 mm (1.6 in)	43 of 100 (Notable)
Vasilevici	Belarus	Record daily precipitation	25.6 mm (1.0 in)	43 of 100 (Notable)
Anklam	Germany	Record daily precipitation	28.6 mm (1.1 in)	43 of 100 (Notable)
Zerbst	Germany	Record daily precipitation	30.5 mm (1.2 in)	43 of 100 (Notable)
Baraboo Wwtp	United States	Record high maximum temperature	33.9 C (93.0 F)	43 of 100 (Notable)
Manitowoc	United States	Record high maximum temperature	32.8 C (91.0 F)	43 of 100 (Notable)
Bremerhaven	Germany	Record daily precipitation	38.4 mm (1.5 in)	42 of 100 (Notable)
Torungen Fyr	Norway	Record daily precipitation	40.0 mm (1.6 in)	42 of 100 (Notable)
Prescott	United States	Record daily precipitation	61.2 mm (2.4 in)	42 of 100 (Notable)
Ajo	United States	Record daily precipitation	26.9 mm (1.1 in)	41 of 100 (Notable)
Puente Colgante	Mexico	Record high minimum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Aguila	United States	Record daily precipitation	46.5 mm (1.8 in)	40 of 100 (Notable)
Minsk	Belarus	Record low maximum temperature	9.3 C (48.7 F)	39 of 100 (Notable)
Princeton	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Port Washington	United States	Record high maximum temperature	34.4 C (93.9 F)	39 of 100 (Notable)
Lafayette Rgnl AP	United States	Record high maximum temperature	37.2 C (99.0 F)	39 of 100 (Notable)
Wilhelmshaven	Germany	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Acaponeta	Mexico	Record low maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Tula	Russia	Record daily precipitation	25.5 mm (1.0 in)	38 of 100 (Notable)
Marshalltown	United States	Record high minimum temperature	22.2 C (72.0 F)	38 of 100 (Notable)
New Ulm 2 SE	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Creighton	United States	Record high minimum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Ignacio Lopez Rayon	Mexico	Record low minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Sola	Norway	Record daily precipitation	65.8 mm (2.6 in)	37 of 100 (Notable)
Kjevik	Norway	Record daily precipitation	99.0 mm (3.9 in)	37 of 100 (Notable)
Velikie Luki	Russia	Record low maximum temperature	10.6 C (51.1 F)	37 of 100 (Notable)
Castle Dale	United States	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Lusk 2 SW	United States	Record high minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Tovdal	Norway	Record daily precipitation	55.6 mm (2.2 in)	35 of 100 (Notable)
Portland	United States	Record high minimum temperature	28.3 C (82.9 F)	35 of 100 (Notable)
Ipswich	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Heber	United States	Record high minimum temperature	14.4 C (57.9 F)	35 of 100 (Notable)
Jever	Germany	Record daily precipitation	32.1 mm (1.3 in)	34 of 100 (Routine)
Mestad I Oddernes	Norway	Record daily precipitation	101.4 mm (4.0 in)	34 of 100 (Routine)
Hognestad	Norway	Record daily precipitation	75.7 mm (3.0 in)	34 of 100 (Routine)
Gurabo Substn	Puerto Rico [United States]	Record low minimum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record low minimum temperature	0.8 C (33.4 F)	34 of 100 (Routine)
Newcastle	United States	Record high minimum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Mtn Home	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Grand Coteau	United States	Record high maximum temperature	37.2 C (99.0 F)	33 of 100 (Routine)
Fairmont	United States	Record high minimum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Duchesne	United States	Record high minimum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Waialua 847	United States	Record high maximum temperature	33.3 C (91.9 F)	33 of 100 (Routine)
Kon-Kolodez	Russia	Record daily precipitation	44.1 mm (1.7 in)	32 of 100 (Routine)
Ashton 1N	United States	Record high minimum temperature	13.9 C (57.0 F)	32 of 100 (Routine)

Counts by Type and Timescale

787 records

Records set or tied on 4 September 1990 by type: Highest daily maximum 154, Lowest daily maximum 68, Highest daily minimum 227, Lowest daily minimum 57, Heaviest daily rainfall 281.

Records on 4 September 1990 by type
Record type	Records
Highest daily maximum	154
Lowest daily maximum	68
Highest daily minimum	227
Lowest daily minimum	57
Heaviest daily rainfall	281
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 September 1990 by timescale: all-time 2, monthly 33, daily 752.

How Much Records Were Beaten By

588 broken records

Margins by which the 588 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 167.7. Ties are not counted.

Top 20 by Significance

4 September 1990

Top 20 records on 4 September 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 September 1990	Waren, DE	daily rain	37.2 mm (1.5 in)	24.9 mm (1.0 in)	59 years	67 of 100 (Major)
4 September 1990	Lupi Upper 442, US	daily rain	238.8 mm (9.4 in)	167.7 mm (6.6 in)	51 years	62 of 100 (Major)
4 September 1990	Cape Kazantip (Lh), UA	daily rain	42.3 mm (1.7 in)	34.7 mm (1.4 in)	51 years	60 of 100 (Major)
4 September 1990	Feodosiia, UA	daily rain	67.2 mm (2.6 in)	21.0 mm (0.8 in)	84 years	58 of 100 (Notable)
4 September 1990	Ovruch, UA	daily rain	35.2 mm (1.4 in)	23.8 mm (0.9 in)	43 years	54 of 100 (Notable)
4 September 1990	Keanae 346, US	daily rain	203.2 mm (8.0 in)	93.7 mm (3.7 in)	51 years	54 of 100 (Notable)
4 September 1990	Morgan, US	daily rain	28.2 mm (1.1 in)	20.1 mm (0.8 in)	60 years	53 of 100 (Notable)
4 September 1990	Mtn Pass, US	daily rain	48.0 mm (1.9 in)	47.7 mm (1.9 in)	27 years	51 of 100 (Notable)
4 September 1990	Newberry-Luce Co Rd Commission, US	daily rain	80.5 mm (3.2 in)	27.9 mm (1.1 in)	45 years	51 of 100 (Notable)
4 September 1990	Majsk, RU	daily rain	33.2 mm (1.3 in)	19.2 mm (0.8 in)	28 years	50 of 100 (Notable)
4 September 1990	Aseral, NO	daily rain	68.3 mm (2.7 in)	23.2 mm (0.9 in)	73 years	49 of 100 (Notable)
4 September 1990	Arcadia, US	daily low min	15.6 C (60.1 F)	3.8 C (6.8 F)	48 years	48 of 100 (Notable)
4 September 1990	Worpswede-Huttenbusch, DE	daily rain	27.2 mm (1.1 in)	17.5 mm (0.7 in)	28 years	47 of 100 (Notable)
4 September 1990	Neustrelitz, DE	monthly rain	40.0 mm (1.6 in)	11.8 mm (0.5 in)	21 years	46 of 100 (Notable)
4 September 1990	Gulkana AP, US	daily rain	35.6 mm (1.4 in)	19.1 mm (0.8 in)	1 year	46 of 100 (Notable)
4 September 1990	Mozyr, BY	daily rain	41.8 mm (1.6 in)	37.9 mm (1.5 in)	0 years	43 of 100 (Notable)
4 September 1990	Vasilevici, BY	daily rain	25.6 mm (1.0 in)	4.8 mm (0.19 in)	84 years	43 of 100 (Notable)
4 September 1990	Anklam, DE	daily rain	28.6 mm (1.1 in)	8.5 mm (0.33 in)	59 years	43 of 100 (Notable)
4 September 1990	Zerbst, DE	daily rain	30.5 mm (1.2 in)	13.8 mm (0.5 in)	28 years	43 of 100 (Notable)
4 September 1990	Baraboo Wwtp, US	daily high max	33.9 C (93.0 F)	2.8 C (5.0 F)	96 years	43 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

1802 to 1990

Records set or tied on this calendar date in each year from 1802 to 1990. 1990 had 787 records.

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

Records on 09-04 in each year
Year	Records
1802	1
1805	1
1823	1
1833	1
1837	1
1839	1
1845	1
1847	1
1850	1
1854	1
1856	1
1857	1
1858	1
1861	1
1863	1
1864	1
1867	1
1868	1
1869	2
1871	1
1872	4
1874	1
1875	1
1877	1
1880	4
1881	1
1883	2
1885	3
1887	1
1888	2
1889	1
1890	1
1891	5
1894	4
1895	6
1896	1
1897	4
1898	9
1899	4
1900	1
1901	4
1902	4
1903	2
1904	7
1905	18
1906	16
1907	22
1908	9
1909	23
1910	91
1911	25
1912	29
1913	29
1914	19
1915	37
1916	24
1917	40
1918	96
1919	48
1920	105
1921	105
1922	62
1923	325
1924	167
1925	339
1926	256
1927	68
1928	341
1929	371
1930	102
1931	477
1932	429
1933	424
1934	393
1935	514
1936	309
1937	411
1938	236
1939	434
1940	287
1941	528
1942	323
1943	472
1944	341
1945	542
1946	431
1947	618
1948	409
1949	370
1950	642
1951	404
1952	645
1953	869
1954	372
1955	465
1956	586
1957	250
1958	384
1959	316
1960	552
1961	909
1962	733
1963	443
1964	507
1965	611
1966	428
1967	786
1968	546
1969	510
1970	644
1971	717
1972	513
1973	530
1974	2,279
1975	432
1976	582
1977	386
1978	940
1979	461
1980	355
1981	582
1982	617
1983	1,040
1984	1,107
1985	915
1986	663
1987	685
1988	1,259
1989	681
1990	787
1991	708
1992	1,132
1993	859
1994	1,001
1995	1,287
1996	907
1997	1,452
1998	1,564
1999	1,479
2000	1,336
2001	833
2002	767
2003	1,094
2004	898
2005	998
2006	1,268
2007	1,077
2008	1,335
2009	914
2010	1,804
2011	1,310
2012	1,209
2013	630
2014	461
2015	893
2016	597
2017	881
2018	758
2019	616
2020	957
2021	544
2022	1,256
2023	1,290
2024	985
2025	635
2026	1,222

Download the Data

Data for records on 1990-09-04: 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	576
25 to 50	10
50 to 75	0
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	1