Weather Records on 13 September 1987

970 weather records were set or tied worldwide on 13 September 1987. Highest significance: Manoa 712.1, US.

Key Facts for 13 September 1987

On 13 September 1987, 970 weather records were set or tied at long-record stations worldwide.
536 were record highs and 121 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 47 monthly and 923 daily.
Manoa 712.1 set a daily record precipitation of 54.6 mm (2.1 in) on 13 September 1987.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 427 records.

Record Map

970 stations

970 station records on 13 September 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 September 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Manoa 712.1	United States	Record daily precipitation	54.6 mm (2.1 in)	70 of 100 (Major)
Romney 1 SW	United States	Record daily precipitation	68.8 mm (2.7 in)	69 of 100 (Major)
Baldwinsville	United States	Record daily precipitation	50.3 mm (2.0 in)	62 of 100 (Major)
Alfred	United States	Record daily precipitation	57.2 mm (2.3 in)	61 of 100 (Major)
Skaneateles	United States	Record daily precipitation	89.7 mm (3.5 in)	57 of 100 (Notable)
Clyde Lock 26	United States	Record daily precipitation	43.2 mm (1.7 in)	56 of 100 (Notable)
Cayuga Lock #1	United States	Record daily precipitation	66.8 mm (2.6 in)	55 of 100 (Notable)
La Plata 1 W	United States	Record daily precipitation	120.9 mm (4.8 in)	53 of 100 (Notable)
Bath	United States	Record daily precipitation	93.5 mm (3.7 in)	53 of 100 (Notable)
Mays Point Lock 25	United States	Record daily precipitation	51.1 mm (2.0 in)	50 of 100 (Notable)
Dalecarlia Rsvr	United States	Record daily precipitation	91.9 mm (3.6 in)	49 of 100 (Notable)
Waterloo	United States	Record daily precipitation	51.3 mm (2.0 in)	49 of 100 (Notable)
Punchbowl Crater 709	United States	Record daily precipitation	37.6 mm (1.5 in)	49 of 100 (Notable)
Wilhelmina Rise 721	United States	Record daily precipitation	35.1 mm (1.4 in)	49 of 100 (Notable)
Bugt	China	Record daily precipitation	36.3 mm (1.4 in)	48 of 100 (Notable)
Brewerton Lock 23	United States	Record daily precipitation	52.6 mm (2.1 in)	48 of 100 (Notable)
Old Forge	United States	Record daily precipitation	65.3 mm (2.6 in)	48 of 100 (Notable)
Winterswijk	Netherlands	Record daily precipitation	35.9 mm (1.4 in)	47 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high maximum temperature	17.7 C (63.9 F)	47 of 100 (Notable)
Aurora Rsch Farm	United States	Record daily precipitation	54.1 mm (2.1 in)	47 of 100 (Notable)
Bolivar	United States	Record daily precipitation	61.2 mm (2.4 in)	47 of 100 (Notable)
Broadalbin	United States	Record daily precipitation	69.6 mm (2.7 in)	47 of 100 (Notable)
Highmarket 2W	United States	Record daily precipitation	66.5 mm (2.6 in)	47 of 100 (Notable)
New London Lock #22	United States	Record daily precipitation	58.4 mm (2.3 in)	47 of 100 (Notable)
Happy Valley	Australia	Record daily precipitation	107.0 mm (4.2 in)	46 of 100 (Notable)
Nenjiang	China	Record daily precipitation	42.4 mm (1.7 in)	46 of 100 (Notable)
Aalten	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	46 of 100 (Notable)
Tilburg	Netherlands	Record daily precipitation	33.4 mm (1.3 in)	45 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	10.9 C (51.6 F)	45 of 100 (Notable)
Bear Gap	United States	Record daily precipitation	101.6 mm (4.0 in)	45 of 100 (Notable)
Freeland	United States	Record daily precipitation	72.4 mm (2.9 in)	45 of 100 (Notable)
Hartford-Bradley Intl AP	United States	Record daily precipitation	81.0 mm (3.2 in)	45 of 100 (Notable)
Hamburg	United States	Record daily precipitation	55.1 mm (2.2 in)	44 of 100 (Notable)
Tamaqua 4 N Dam	United States	Record daily precipitation	91.4 mm (3.6 in)	44 of 100 (Notable)
Gendringen	Netherlands	Record daily precipitation	32.6 mm (1.3 in)	43 of 100 (Notable)
Errol	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Nueva Esperanza	Mexico	Record high minimum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Boonville 4 SSW	United States	Record daily precipitation	77.0 mm (3.0 in)	41 of 100 (Notable)
Camden	United States	Record daily precipitation	54.4 mm (2.1 in)	41 of 100 (Notable)
Stillwater Rsvr	United States	Record daily precipitation	49.3 mm (1.9 in)	41 of 100 (Notable)
Barrow AP	United States	Record daily snowfall	13.0 cm (5.1 in)	41 of 100 (Notable)
Stillmore	United States	Record daily precipitation	88.9 mm (3.5 in)	40 of 100 (Notable)
Haverhill	United States	Record daily precipitation	54.6 mm (2.1 in)	40 of 100 (Notable)
Hornell Almond Dam	United States	Record daily precipitation	47.8 mm (1.9 in)	40 of 100 (Notable)
Hissmofors	Sweden	Record daily precipitation	35.0 mm (1.4 in)	39 of 100 (Notable)
Conowingo Dam	United States	Record daily precipitation	68.8 mm (2.7 in)	39 of 100 (Notable)
Lexington	United States	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Woodstock 2 NE	United States	Record daily precipitation	26.4 mm (1.0 in)	39 of 100 (Notable)
Providence	United States	Record daily precipitation	66.0 mm (2.6 in)	39 of 100 (Notable)
Regensburg	Germany	Record high minimum temperature	14.9 C (58.8 F)	38 of 100 (Notable)
Boxtel	Netherlands	Record daily precipitation	30.4 mm (1.2 in)	38 of 100 (Notable)
Plattsburgh AFB	United States	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Manoa Tun 2 716	United States	Record daily precipitation	51.8 mm (2.0 in)	37 of 100 (Notable)
Montpelier AP	United States	Record daily precipitation	54.9 mm (2.2 in)	37 of 100 (Notable)
Freiburg	Germany	Record high minimum temperature	23.0 C (73.4 F)	36 of 100 (Notable)
Tlacotepec	Mexico	Record daily precipitation	59.9 mm (2.4 in)	36 of 100 (Notable)
Megen	Netherlands	Record daily precipitation	32.5 mm (1.3 in)	36 of 100 (Notable)
Humacao 2 SSE	Puerto Rico [United States]	Record low maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Payette	United States	Record high maximum temperature	35.0 C (95.0 F)	36 of 100 (Notable)
Lewiston	United States	Record daily precipitation	49.3 mm (1.9 in)	36 of 100 (Notable)

Counts by Type and Timescale

970 records

Records set or tied on 13 September 1987 by type: Highest daily maximum 219, Lowest daily maximum 72, Highest daily minimum 317, Lowest daily minimum 49, Heaviest daily rainfall 310, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 13 September 1987 by type
Record type	Records
Highest daily maximum	219
Lowest daily maximum	72
Highest daily minimum	317
Lowest daily minimum	49
Heaviest daily rainfall	310
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 13 September 1987 by timescale: all-time 0, monthly 47, daily 923.

How Much Records Were Beaten By

762 broken records

Margins by which the 762 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 91.4. Ties are not counted.

Top 20 by Significance

13 September 1987

Top 20 records on 13 September 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 September 1987	Manoa 712.1, US	daily rain	54.6 mm (2.1 in)	30.2 mm (1.2 in)	80 years	70 of 100 (Major)
13 September 1987	Romney 1 SW, US	daily rain	68.8 mm (2.7 in)	43.4 mm (1.7 in)	72 years	69 of 100 (Major)
13 September 1987	Baldwinsville, US	daily rain	50.3 mm (2.0 in)	26.4 mm (1.0 in)	92 years	62 of 100 (Major)
13 September 1987	Alfred, US	daily rain	57.2 mm (2.3 in)	32.1 mm (1.3 in)	74 years	61 of 100 (Major)
13 September 1987	Skaneateles, US	daily rain	89.7 mm (3.5 in)	30.0 mm (1.2 in)	72 years	57 of 100 (Notable)
13 September 1987	Clyde Lock 26, US	daily rain	43.2 mm (1.7 in)	30.5 mm (1.2 in)	68 years	56 of 100 (Notable)
13 September 1987	Cayuga Lock #1, US	daily rain	66.8 mm (2.6 in)	52.8 mm (2.1 in)	33 years	55 of 100 (Notable)
13 September 1987	La Plata 1 W, US	daily rain	120.9 mm (4.8 in)	59.9 mm (2.4 in)	42 years	53 of 100 (Notable)
13 September 1987	Bath, US	monthly rain	93.5 mm (3.7 in)	34.1 mm (1.3 in)	9 years	53 of 100 (Notable)
13 September 1987	Mays Point Lock 25, US	daily rain	51.1 mm (2.0 in)	34.1 mm (1.3 in)	40 years	50 of 100 (Notable)
13 September 1987	Dalecarlia Rsvr, US	daily rain	91.9 mm (3.6 in)	61.4 mm (2.4 in)	37 years	49 of 100 (Notable)
13 September 1987	Waterloo, US	daily rain	51.3 mm (2.0 in)	31.7 mm (1.2 in)	40 years	49 of 100 (Notable)
13 September 1987	Punchbowl Crater 709, US	daily rain	37.6 mm (1.5 in)	24.9 mm (1.0 in)	21 years	49 of 100 (Notable)
13 September 1987	Wilhelmina Rise 721, US	daily rain	35.1 mm (1.4 in)	27.0 mm (1.1 in)	20 years	49 of 100 (Notable)
13 September 1987	Bugt, CN	daily rain	36.3 mm (1.4 in)	28.3 mm (1.1 in)	16 years	48 of 100 (Notable)
13 September 1987	Brewerton Lock 23, US	daily rain	52.6 mm (2.1 in)	38.4 mm (1.5 in)	33 years	48 of 100 (Notable)
13 September 1987	Old Forge, US	daily rain	65.3 mm (2.6 in)	36.6 mm (1.4 in)	40 years	48 of 100 (Notable)
13 September 1987	Winterswijk, NL	daily rain	35.9 mm (1.4 in)	11.6 mm (0.5 in)	53 years	47 of 100 (Notable)
13 September 1987	Col du Grand St-Bernard, CH	daily high max	17.7 C (63.9 F)	2.9 C (5.2 F)	114 years	47 of 100 (Notable)
13 September 1987	Aurora Rsch Farm, US	daily rain	54.1 mm (2.1 in)	40.6 mm (1.6 in)	26 years	47 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 970 records.

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

Records on 09-13 in each year
Year	Records
1793	1
1809	1
1814	1
1822	1
1835	1
1836	1
1839	1
1849	1
1850	2
1851	1
1856	1
1857	1
1859	1
1860	1
1864	1
1866	1
1867	2
1868	1
1872	3
1876	1
1878	1
1880	2
1882	2
1883	1
1886	1
1887	1
1888	1
1889	1
1891	1
1892	4
1893	2
1894	2
1895	1
1896	2
1897	3
1899	7
1900	3
1901	15
1902	30
1903	17
1904	8
1905	7
1906	23
1907	6
1908	11
1909	26
1910	11
1911	65
1912	23
1913	43
1914	42
1915	48
1916	19
1917	172
1918	33
1919	88
1920	48
1921	63
1922	124
1923	122
1924	65
1925	294
1926	76
1927	439
1928	253
1929	187
1930	284
1931	639
1932	171
1933	299
1934	187
1935	363
1936	519
1937	486
1938	382
1939	918
1940	841
1941	299
1942	287
1943	602
1944	361
1945	657
1946	423
1947	491
1948	472
1949	935
1950	657
1951	469
1952	569
1953	732
1954	291
1955	387
1956	332
1957	544
1958	578
1959	740
1960	660
1961	972
1962	378
1963	676
1964	645
1965	572
1966	501
1967	420
1968	239
1969	518
1970	1,216
1971	708
1972	396
1973	746
1974	965
1975	1,365
1976	411
1977	457
1978	796
1979	574
1980	648
1981	408
1982	1,004
1983	703
1984	646
1985	852
1986	741
1987	970
1988	902
1989	1,243
1990	1,187
1991	672
1992	580
1993	1,143
1994	667
1995	845
1996	1,117
1997	657
1998	1,654
1999	847
2000	856
2001	841
2002	879
2003	728
2004	743
2005	854
2006	1,076
2007	543
2008	1,508
2009	811
2010	827
2011	1,099
2012	526
2013	967
2014	1,291
2015	879
2016	1,093
2017	945
2018	636
2019	660
2020	591
2021	416
2022	668
2023	514
2024	818
2025	492
2026	905

Download the Data

Data for records on 1987-09-13: 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 20	692
20 to 40	55
40 to 60	12
60 to 80	2
80 to 100	1