Weather Records on 22 October 1987

944 weather records were set or tied worldwide on 22 October 1987. Highest significance: Newhall S Fc32Ce, US.

Key Facts for 22 October 1987

On 22 October 1987, 944 weather records were set or tied at long-record stations worldwide.
171 were record highs and 502 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 46 monthly and 897 daily.
Newhall S Fc32Ce set a daily record precipitation of 33.0 mm (1.3 in) on 22 October 1987.
Across 161 earlier years (1793 to 2025) the same calendar date averaged 451 records.

Record Map

944 stations

944 station records on 22 October 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 October 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Newhall S Fc32Ce	United States	Record daily precipitation	33.0 mm (1.3 in)	62 of 100 (Major)
Pt Mugu Nf	United States	Record daily precipitation	25.9 mm (1.0 in)	56 of 100 (Notable)
Ft Ripley	United States	Record daily snowfall	5.1 cm (2.0 in)	54 of 100 (Notable)
U C L A	United States	Record daily precipitation	31.8 mm (1.3 in)	52 of 100 (Notable)
Mauna Loa Slope Obs 39	United States	Record daily precipitation	36.1 mm (1.4 in)	51 of 100 (Notable)
Lechuza Ptrl St Fc352B	United States	Record daily precipitation	28.4 mm (1.1 in)	50 of 100 (Notable)
Ensenada	Mexico	Record daily precipitation	31.1 mm (1.2 in)	47 of 100 (Notable)
Woodland Hills Pierce College	United States	Record daily precipitation	56.4 mm (2.2 in)	47 of 100 (Notable)
Shelbyville 1 E	United States	Record low minimum temperature	-8.9 C (16.0 F)	47 of 100 (Notable)
Van Nuys Fc15A	United States	Record daily precipitation	43.2 mm (1.7 in)	46 of 100 (Notable)
Santa Barbara Muni AP	United States	Record daily precipitation	37.6 mm (1.5 in)	46 of 100 (Notable)
Oxnard	United States	Record daily precipitation	26.7 mm (1.1 in)	45 of 100 (Notable)
Walhalla 1 SW	United States	Record snow depth	10.2 cm (4.0 in)	44 of 100 (Notable)
Lista Fyr	Norway	Record daily precipitation	60.9 mm (2.4 in)	43 of 100 (Notable)
Opihihale #2 24.1	United States	Record daily precipitation	47.0 mm (1.9 in)	43 of 100 (Notable)
Ashtabula	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Saint Paul Is AP	United States	Record daily precipitation	36.3 mm (1.4 in)	41 of 100 (Notable)
Biskra	Algeria	Record high maximum temperature	31.8 C (89.2 F)	40 of 100 (Notable)
Ripley	United States	Record low maximum temperature	12.2 C (54.0 F)	40 of 100 (Notable)
Biskra	Algeria	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Santa Cruz	United States	Record high minimum temperature	14.4 C (57.9 F)	39 of 100 (Notable)
Milaca	United States	Record daily snowfall	11.4 cm (4.5 in)	39 of 100 (Notable)
Marion 2 N	United States	Record low maximum temperature	5.0 C (41.0 F)	38 of 100 (Notable)
Walhalla 1 SW	United States	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Laona 6 SW	United States	Record daily snowfall	8.9 cm (3.5 in)	38 of 100 (Notable)
Cavalier 7NW	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Highland Home	United States	Record low minimum temperature	1.7 C (35.1 F)	36 of 100 (Notable)
La Crescenta Fc251 C	United States	Record daily precipitation	34.8 mm (1.4 in)	36 of 100 (Notable)
Lake Arrowhead	United States	Record daily precipitation	66.5 mm (2.6 in)	36 of 100 (Notable)
Cambridge	United States	Record daily snowfall	12.7 cm (5.0 in)	36 of 100 (Notable)
Hinckley	United States	Record daily snowfall	7.1 cm (2.8 in)	36 of 100 (Notable)
Hebron	United States	Record low minimum temperature	-6.7 C (19.9 F)	36 of 100 (Notable)
Highlands	United States	Record low minimum temperature	-6.7 C (19.9 F)	36 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Mayaguez City	Puerto Rico [United States]	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Saint Bernard	United States	Record low minimum temperature	-6.1 C (21.0 F)	35 of 100 (Notable)
State UNIV	United States	Record low minimum temperature	-2.2 C (28.0 F)	35 of 100 (Notable)
Caruthersville	United States	Record low minimum temperature	-1.7 C (28.9 F)	35 of 100 (Notable)
Alliance 1WNW	United States	Record low minimum temperature	-9.4 C (15.1 F)	35 of 100 (Notable)
Red Cloud	United States	Record low minimum temperature	-11.7 C (10.9 F)	35 of 100 (Notable)
Talladega	United States	Record low minimum temperature	-4.4 C (24.1 F)	34 of 100 (Routine)
Greencastle 1 W	United States	Record low maximum temperature	8.3 C (46.9 F)	34 of 100 (Routine)
Long Prairie	United States	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Lexington 3E	United States	Record low minimum temperature	-4.4 C (24.1 F)	34 of 100 (Routine)
Fairbury 7S	United States	Record low minimum temperature	-6.7 C (19.9 F)	34 of 100 (Routine)
Lexington	United States	Record low minimum temperature	-3.3 C (26.1 F)	34 of 100 (Routine)
Cookeville	United States	Record low minimum temperature	-5.0 C (23.0 F)	34 of 100 (Routine)
Weslaco	United States	Record daily precipitation	35.1 mm (1.4 in)	34 of 100 (Routine)
Aliso Canyon Oat Mtn F	United States	Record daily precipitation	40.9 mm (1.6 in)	33 of 100 (Routine)
Covina City Yard Fc387B	United States	Record daily precipitation	52.6 mm (2.1 in)	33 of 100 (Routine)
Mojave	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Spalding 1 NW	United States	Record daily snowfall	16.5 cm (6.5 in)	33 of 100 (Routine)
Riddle	United States	Record high maximum temperature	28.9 C (84.0 F)	33 of 100 (Routine)
Merced	United States	Record high minimum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Red Lake Falls	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Weatherford	United States	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Hillside 4 NNE	United States	Record daily precipitation	36.1 mm (1.4 in)	31 of 100 (Routine)
Mecca Fire STN	United States	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Manchester 4 W	United States	Record low minimum temperature	-11.1 C (12.0 F)	31 of 100 (Routine)
Oklee	United States	Record daily snowfall	7.1 cm (2.8 in)	31 of 100 (Routine)

Counts by Type and Timescale

944 records

Records set or tied on 22 October 1987 by type: Highest daily maximum 54, Lowest daily maximum 242, Highest daily minimum 117, Lowest daily minimum 260, Heaviest daily rainfall 161, Heaviest daily snowfall 72, Deepest snow cover 38.

Records on 22 October 1987 by type
Record type	Records
Highest daily maximum	54
Lowest daily maximum	242
Highest daily minimum	117
Lowest daily minimum	260
Heaviest daily rainfall	161
Heaviest daily snowfall	72
Deepest snow cover	38

Records on 22 October 1987 by timescale: all-time 1, monthly 46, daily 897.

How Much Records Were Beaten By

721 broken records

Margins by which the 721 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

22 October 1987

Top 20 records on 22 October 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 October 1987	Newhall S Fc32Ce, US	daily rain	33.0 mm (1.3 in)	23.3 mm (0.9 in)	80 years	62 of 100 (Major)
22 October 1987	Pt Mugu Nf, US	monthly rain	25.9 mm (1.0 in)	12.7 mm (0.5 in)	19 years	56 of 100 (Notable)
22 October 1987	Ft Ripley, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	94 years	54 of 100 (Notable)
22 October 1987	U C L A, US	daily rain	31.8 mm (1.3 in)	23.2 mm (0.9 in)	45 years	52 of 100 (Notable)
22 October 1987	Mauna Loa Slope Obs 39, US	daily rain	36.1 mm (1.4 in)	28.0 mm (1.1 in)	28 years	51 of 100 (Notable)
22 October 1987	Lechuza Ptrl St Fc352B, US	daily rain	28.4 mm (1.1 in)	28.4 mm (1.1 in)	38 years	50 of 100 (Notable)
22 October 1987	Ensenada, MX	daily rain	31.1 mm (1.2 in)	29.1 mm (1.1 in)	10 years	47 of 100 (Notable)
22 October 1987	Woodland Hills Pierce College, US	monthly rain	56.4 mm (2.2 in)	24.4 mm (1.0 in)	4 years	47 of 100 (Notable)
22 October 1987	Shelbyville 1 E, US	monthly low min	-8.9 C (16.0 F)	1.1 C (2.0 F)	91 years	47 of 100 (Notable)
22 October 1987	Van Nuys Fc15A, US	daily rain	43.2 mm (1.7 in)	40.7 mm (1.6 in)	1 year	46 of 100 (Notable)
22 October 1987	Santa Barbara Muni AP, US	daily rain	37.6 mm (1.5 in)	34.0 mm (1.3 in)	13 years	46 of 100 (Notable)
22 October 1987	Oxnard, US	daily rain	26.7 mm (1.1 in)	19.3 mm (0.8 in)	45 years	45 of 100 (Notable)
22 October 1987	Walhalla 1 SW, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	60 years	44 of 100 (Notable)
22 October 1987	Lista Fyr, NO	daily rain	60.9 mm (2.4 in)	44.4 mm (1.7 in)	2 years	43 of 100 (Notable)
22 October 1987	Opihihale #2 24.1, US	daily rain	47.0 mm (1.9 in)	30.0 mm (1.2 in)	24 years	43 of 100 (Notable)
22 October 1987	Ashtabula, US	daily rain	50.8 mm (2.0 in)	28.7 mm (1.1 in)	21 years	42 of 100 (Notable)
22 October 1987	Saint Paul Is AP, US	daily rain	36.3 mm (1.4 in)	13.4 mm (0.5 in)	17 years	41 of 100 (Notable)
22 October 1987	Biskra, DZ	daily high max	31.8 C (89.2 F)	0.6 C (1.1 F)	97 years	40 of 100 (Notable)
22 October 1987	Ripley, US	daily low max	12.2 C (54.0 F)	3.4 C (6.1 F)	81 years	40 of 100 (Notable)
22 October 1987	Biskra, DZ	daily high min	24.4 C (75.9 F)	3.4 C (6.1 F)	64 years	39 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 944 records.

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

Records on 10-22 in each year
Year	Records
1793	1
1795	1
1802	1
1810	3
1826	1
1840	1
1842	1
1843	1
1851	2
1853	1
1855	1
1857	1
1859	2
1863	1
1867	1
1869	1
1871	1
1872	1
1875	1
1877	1
1878	1
1879	1
1880	6
1883	1
1884	3
1888	1
1889	1
1890	5
1891	15
1892	3
1893	2
1894	3
1895	5
1896	1
1897	2
1898	8
1900	3
1901	7
1902	3
1903	8
1904	17
1905	13
1906	12
1907	14
1908	24
1909	6
1910	9
1911	43
1912	22
1913	59
1914	20
1915	57
1916	226
1917	74
1918	27
1919	62
1920	172
1921	78
1922	50
1923	105
1924	142
1925	265
1926	97
1927	227
1928	133
1929	417
1930	401
1931	272
1932	209
1933	484
1934	599
1935	874
1936	681
1937	348
1938	133
1939	602
1940	498
1941	576
1942	339
1943	208
1944	299
1945	547
1946	282
1947	754
1948	292
1949	481
1950	400
1951	581
1952	602
1953	615
1954	372
1955	457
1956	324
1957	885
1958	345
1959	524
1960	393
1961	523
1962	203
1963	909
1964	294
1965	433
1966	362
1967	316
1968	300
1969	966
1970	714
1971	626
1972	780
1973	569
1974	910
1975	742
1976	1,194
1977	624
1978	678
1979	1,826
1980	547
1981	943
1982	979
1983	712
1984	1,798
1985	797
1986	1,049
1987	944
1988	999
1989	1,353
1990	1,042
1991	718
1992	1,151
1993	654
1994	631
1995	1,399
1996	1,743
1997	1,072
1998	853
1999	721
2000	1,070
2001	774
2002	1,419
2003	2,006
2004	1,371
2005	1,090
2006	1,296
2007	1,060
2008	846
2009	826
2010	723
2011	691
2012	914
2013	845
2014	603
2015	600
2016	652
2017	720
2018	488
2019	589
2020	1,664
2021	412
2022	955
2023	567
2024	911
2025	566

Download the Data

Data for records on 1987-10-22: 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	635
20 to 40	53
40 to 60	22
60 to 80	10
80 to 100	0
100 to 120	1