Weather Records on 23 September 1987

1,077 weather records were set or tied worldwide on 23 September 1987. Highest significance: Halle, DE.

Key Facts for 23 September 1987

On 23 September 1987, 1,077 weather records were set or tied at long-record stations worldwide.
637 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 20 monthly and 1,056 daily.
Halle set a daily record precipitation of 34.5 mm (1.4 in) on 23 September 1987.
Across 169 earlier years (1793 to 2026) the same calendar date averaged 428 records.

Record Map

1,077 stations

1,077 station records on 23 September 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 September 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Halle	Germany	Record daily precipitation	34.5 mm (1.4 in)	66 of 100 (Major)
Carlos Chagas	Brazil	Record daily precipitation	87.4 mm (3.4 in)	62 of 100 (Major)
Spreckelsville 400	United States	Record daily precipitation	39.6 mm (1.6 in)	60 of 100 (Major)
Lensahn	Germany	Record daily precipitation	34.4 mm (1.4 in)	54 of 100 (Notable)
Sandberg Ptrl Fc130B	United States	Record daily precipitation	76.2 mm (3.0 in)	50 of 100 (Notable)
Bom Jesus Do Galho	Brazil	Record daily precipitation	58.6 mm (2.3 in)	47 of 100 (Notable)
Saim	Russia	Record daily precipitation	33.3 mm (1.3 in)	47 of 100 (Notable)
Salamanca Aeropuerto	Spain	Record daily precipitation	31.9 mm (1.3 in)	47 of 100 (Notable)
Lajes Ab	Portugal	Record daily precipitation	74.9 mm (2.9 in)	46 of 100 (Notable)
Brunswick Junction	Australia	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Margaret River	Australia	Record daily precipitation	39.8 mm (1.6 in)	44 of 100 (Notable)
Parkfield	Australia	Record daily precipitation	32.0 mm (1.3 in)	44 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record high maximum temperature	28.1 C (82.6 F)	44 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record high minimum temperature	17.7 C (63.9 F)	44 of 100 (Notable)
Sondershausen	Germany	Record daily precipitation	26.1 mm (1.0 in)	44 of 100 (Notable)
Andradina	Brazil	Record daily precipitation	58.0 mm (2.3 in)	43 of 100 (Notable)
Nueva Esperanza	Mexico	Record high minimum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Ameca	Mexico	Record daily precipitation	51.8 mm (2.0 in)	42 of 100 (Notable)
Ganca	Azerbaijan	Record low minimum temperature	6.3 C (43.3 F)	41 of 100 (Notable)
Gorlitz	Germany	Record high minimum temperature	16.0 C (60.8 F)	41 of 100 (Notable)
Strasbourg-Entzheim	France	Record daily precipitation	31.8 mm (1.3 in)	40 of 100 (Notable)
Waren	Germany	Record high minimum temperature	14.9 C (58.8 F)	40 of 100 (Notable)
Melsungen-Burstoss	Germany	Record daily precipitation	33.7 mm (1.3 in)	40 of 100 (Notable)
George Airport	South Africa	Record daily precipitation	57.7 mm (2.3 in)	40 of 100 (Notable)
P-Ranch South Place	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Coronel Murta	Brazil	Record daily precipitation	39.0 mm (1.5 in)	39 of 100 (Notable)
Weilerswist-Lommersum	Germany	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Nanuque-Montante	Brazil	Record daily precipitation	36.0 mm (1.4 in)	38 of 100 (Notable)
Arkona	Germany	Record daily precipitation	30.4 mm (1.2 in)	38 of 100 (Notable)
Regensburg	Germany	Record high maximum temperature	26.5 C (79.7 F)	38 of 100 (Notable)
Altglashutte	Germany	Record daily precipitation	33.4 mm (1.3 in)	38 of 100 (Notable)
Rastenberg	Germany	Record daily precipitation	27.3 mm (1.1 in)	38 of 100 (Notable)
Jacinto	Brazil	Record daily precipitation	60.2 mm (2.4 in)	37 of 100 (Notable)
Kawaihapai 841	United States	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
Yanchep	Australia	Record daily precipitation	30.2 mm (1.2 in)	36 of 100 (Notable)
Chemnitz	Germany	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
La Vega	Mexico	Record daily precipitation	77.2 mm (3.0 in)	36 of 100 (Notable)
Serov	Russia	Record daily precipitation	26.9 mm (1.1 in)	36 of 100 (Notable)
McLeods Creek	Australia	Record daily precipitation	32.0 mm (1.3 in)	35 of 100 (Notable)
Cottbus	Germany	Record high maximum temperature	26.0 C (78.8 F)	35 of 100 (Notable)
Hostotipaquillo	Mexico	Record daily precipitation	63.8 mm (2.5 in)	35 of 100 (Notable)
Salekhard	Russia	Record low minimum temperature	-7.0 C (19.4 F)	35 of 100 (Notable)
Chaparaco	Mexico	Record low maximum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Cedarville	United States	Record high maximum temperature	32.2 C (90.0 F)	34 of 100 (Routine)
Hebgen Dam	United States	Record high maximum temperature	28.9 C (84.0 F)	34 of 100 (Routine)
Bad Frankenhausen/Kyffhauser	Germany	Record daily precipitation	26.2 mm (1.0 in)	33 of 100 (Routine)
Herrnhut	Germany	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Weissenburg	Germany	Record high minimum temperature	16.6 C (61.9 F)	33 of 100 (Routine)
Manati 2 E	Puerto Rico [United States]	Record high minimum temperature	23.3 C (73.9 F)	33 of 100 (Routine)
Truckee Rs	United States	Record high maximum temperature	30.6 C (87.1 F)	33 of 100 (Routine)
Ft Benton	United States	Record high maximum temperature	31.7 C (89.1 F)	33 of 100 (Routine)
Forest Grove	Australia	Record daily precipitation	37.2 mm (1.5 in)	32 of 100 (Routine)
Castilho	Brazil	Record daily precipitation	40.5 mm (1.6 in)	32 of 100 (Routine)
Zagreb-Gric	Croatia	Record high maximum temperature	29.4 C (84.9 F)	32 of 100 (Routine)
Chester	United States	Record high maximum temperature	31.1 C (88.0 F)	32 of 100 (Routine)
Rolla 1NE	United States	Record high maximum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Marnitz	Germany	Record high minimum temperature	15.7 C (60.3 F)	31 of 100 (Routine)
Isabela Substn	Puerto Rico [United States]	Record low maximum temperature	26.1 C (79.0 F)	31 of 100 (Routine)
Anadyr	Russia	Record low minimum temperature	-7.4 C (18.7 F)	31 of 100 (Routine)
Weaverville	United States	Record high maximum temperature	40.0 C (104.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

1,077 records

Records set or tied on 23 September 1987 by type: Highest daily maximum 356, Lowest daily maximum 37, Highest daily minimum 281, Lowest daily minimum 34, Heaviest daily rainfall 369.

Records on 23 September 1987 by type
Record type	Records
Highest daily maximum	356
Lowest daily maximum	37
Highest daily minimum	281
Lowest daily minimum	34
Heaviest daily rainfall	369
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 September 1987 by timescale: all-time 1, monthly 20, daily 1,056.

How Much Records Were Beaten By

910 broken records

Margins by which the 910 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.0. Ties are not counted.

Top 20 by Significance

23 September 1987

Top 20 records on 23 September 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 September 1987	Halle, DE	daily rain	34.5 mm (1.4 in)	19.7 mm (0.8 in)	61 years	66 of 100 (Major)
23 September 1987	Carlos Chagas, BR	monthly rain	87.4 mm (3.4 in)	37.4 mm (1.5 in)	29 years	62 of 100 (Major)
23 September 1987	Spreckelsville 400, US	monthly rain	39.6 mm (1.6 in)	26.1 mm (1.0 in)	24 years	60 of 100 (Major)
23 September 1987	Lensahn, DE	daily rain	34.4 mm (1.4 in)	19.6 mm (0.8 in)	46 years	54 of 100 (Notable)
23 September 1987	Sandberg Ptrl Fc130B, US	daily rain	76.2 mm (3.0 in)	61.2 mm (2.4 in)	28 years	50 of 100 (Notable)
23 September 1987	Bom Jesus Do Galho, BR	monthly rain	58.6 mm (2.3 in)	16.3 mm (0.6 in)	45 years	47 of 100 (Notable)
23 September 1987	Saim, RU	daily rain	33.3 mm (1.3 in)	20.3 mm (0.8 in)	13 years	47 of 100 (Notable)
23 September 1987	Salamanca Aeropuerto, ES	daily rain	31.9 mm (1.3 in)	24.0 mm (0.9 in)	28 years	47 of 100 (Notable)
23 September 1987	Lajes Ab, PT	daily rain	74.9 mm (2.9 in)	64.0 mm (2.5 in)	10 years	46 of 100 (Notable)
23 September 1987	Brunswick Junction, AU	daily rain	36.0 mm (1.4 in)	14.4 mm (0.6 in)	66 years	45 of 100 (Notable)
23 September 1987	Margaret River, AU	daily rain	39.8 mm (1.6 in)	21.3 mm (0.8 in)	26 years	44 of 100 (Notable)
23 September 1987	Parkfield, AU	daily rain	32.0 mm (1.3 in)	21.8 mm (0.9 in)	16 years	44 of 100 (Notable)
23 September 1987	Praha-Klementinum, CZ	daily high max	28.1 C (82.6 F)	2.0 C (3.6 F)	112 years	44 of 100 (Notable)
23 September 1987	Praha-Klementinum, CZ	daily high min	17.7 C (63.9 F)	1.3 C (2.3 F)	190 years	44 of 100 (Notable)
23 September 1987	Sondershausen, DE	daily rain	26.1 mm (1.0 in)	16.2 mm (0.6 in)	28 years	44 of 100 (Notable)
23 September 1987	Andradina, BR	daily rain	58.0 mm (2.3 in)	37.4 mm (1.5 in)	29 years	43 of 100 (Notable)
23 September 1987	Nueva Esperanza, MX	daily high min	26.7 C (80.1 F)	3.4 C (6.1 F)	21 years	43 of 100 (Notable)
23 September 1987	Ameca, MX	daily rain	51.8 mm (2.0 in)	28.9 mm (1.1 in)	32 years	42 of 100 (Notable)
23 September 1987	Ganca, AZ	daily low min	6.3 C (43.3 F)	1.3 C (2.3 F)	92 years	41 of 100 (Notable)
23 September 1987	Gorlitz, DE	daily high min	16.0 C (60.8 F)	1.2 C (2.2 F)	94 years	41 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

1793 to 1987

Records set or tied on this calendar date in each year from 1793 to 1987. 1987 had 1,077 records.

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

Records on 09-23 in each year
Year	Records
1793	1
1796	1
1799	1
1804	1
1832	1
1835	1
1838	1
1842	3
1843	1
1845	2
1848	1
1849	1
1850	1
1851	2
1854	3
1855	1
1859	2
1864	1
1865	1
1866	1
1868	1
1871	1
1872	1
1874	1
1875	1
1876	1
1877	1
1881	4
1882	2
1885	1
1886	1
1887	1
1888	1
1889	3
1890	2
1891	1
1892	2
1893	4
1895	9
1896	5
1897	1
1898	2
1899	4
1900	4
1901	2
1902	6
1903	7
1904	19
1905	6
1906	6
1907	19
1908	19
1909	15
1910	8
1911	11
1912	15
1913	22
1914	29
1915	25
1916	324
1917	56
1918	34
1919	40
1920	44
1921	47
1922	34
1923	74
1924	194
1925	223
1926	459
1927	247
1928	382
1929	198
1930	472
1931	600
1932	383
1933	281
1934	361
1935	239
1936	377
1937	557
1938	389
1939	279
1940	374
1941	490
1942	557
1943	322
1944	381
1945	652
1946	623
1947	803
1948	259
1949	496
1950	267
1951	462
1952	432
1953	271
1954	324
1955	852
1956	299
1957	539
1958	641
1959	307
1960	470
1961	670
1962	344
1963	568
1964	322
1965	783
1966	528
1967	341
1968	481
1969	450
1970	1,457
1971	578
1972	461
1973	674
1974	1,543
1975	1,038
1976	463
1977	616
1978	500
1979	586
1980	1,037
1981	717
1982	775
1983	1,744
1984	1,121
1985	924
1986	740
1987	1,077
1988	653
1989	1,376
1990	702
1991	519
1992	976
1993	983
1994	1,140
1995	1,868
1996	809
1997	1,060
1998	1,326
1999	1,207
2000	2,026
2001	790
2002	930
2003	1,243
2004	986
2005	1,207
2006	1,509
2007	1,153
2008	835
2009	1,201
2010	1,360
2011	666
2012	785
2013	573
2014	595
2015	587
2016	774
2017	1,371
2018	693
2019	565
2020	618
2021	602
2022	551
2023	812
2024	499
2025	449
2026	384

Download the Data

Data for records on 1987-09-23: 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 10	832
10 to 20	53
20 to 30	17
30 to 40	4
40 to 50	2
50 to 60	0
60 to 70	2