Weather Records on 21 October 1969

881 weather records were set or tied worldwide on 21 October 1969. Highest significance: Hillsboro, US.

Key Facts for 21 October 1969

On 21 October 1969, 881 weather records were set or tied at long-record stations worldwide.
210 were record highs and 96 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 27 monthly and 853 daily.
Hillsboro set a daily record precipitation of 39.1 mm (1.5 in) on 21 October 1969.
Across 167 earlier years (1795 to 2025) the same calendar date averaged 417 records.

Record Map

881 stations

881 station records on 21 October 1969 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 October 1969: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hillsboro	United States	Record daily precipitation	39.1 mm (1.5 in)	68 of 100 (Major)
Myrup	Australia	Record daily precipitation	45.2 mm (1.8 in)	63 of 100 (Major)
Scaddan Post Office	Australia	Record daily precipitation	35.6 mm (1.4 in)	60 of 100 (Major)
Boyatup	Australia	Record daily precipitation	60.2 mm (2.4 in)	57 of 100 (Notable)
Hope	United States	Record daily precipitation	43.9 mm (1.7 in)	57 of 100 (Notable)
Peterborough	Canada	Record daily snowfall	6.4 cm (2.5 in)	56 of 100 (Notable)
Guelph Oac	Canada	Record daily snowfall	13.7 cm (5.4 in)	53 of 100 (Notable)
Belleville	Canada	Record daily snowfall	6.6 cm (2.6 in)	53 of 100 (Notable)
Port Hope	Canada	Record daily snowfall	12.7 cm (5.0 in)	52 of 100 (Notable)
Gage	United States	Record daily precipitation	28.2 mm (1.1 in)	52 of 100 (Notable)
Cambridge Galt Moe	Canada	Record daily snowfall	7.6 cm (3.0 in)	50 of 100 (Notable)
Hamelfontein	South Africa	Record daily precipitation	63.0 mm (2.5 in)	48 of 100 (Notable)
Sawoti	South Africa	Record daily precipitation	64.5 mm (2.5 in)	48 of 100 (Notable)
Jal	United States	Record daily precipitation	89.9 mm (3.5 in)	48 of 100 (Notable)
Mimbres 4NNW	United States	Record daily precipitation	38.1 mm (1.5 in)	48 of 100 (Notable)
Stambaugh 2SSE	United States	Record daily snowfall	10.2 cm (4.0 in)	47 of 100 (Notable)
Oak Ridges	Canada	Record daily snowfall	14.7 cm (5.8 in)	46 of 100 (Notable)
Toronto	Canada	Record daily snowfall	12.2 cm (4.8 in)	46 of 100 (Notable)
Glenwood	Canada	Record daily snowfall	10.2 cm (4.0 in)	46 of 100 (Notable)
Blue	United States	Record daily precipitation	41.9 mm (1.6 in)	46 of 100 (Notable)
Montezuma Castle Nm	United States	Record daily precipitation	27.4 mm (1.1 in)	46 of 100 (Notable)
Ngukurr	Australia	Record daily precipitation	102.9 mm (4.1 in)	45 of 100 (Notable)
Gran Quivira Natl Mon	United States	Record daily precipitation	32.0 mm (1.3 in)	45 of 100 (Notable)
Tajique 4 N	United States	Record daily precipitation	41.7 mm (1.6 in)	45 of 100 (Notable)
St Catharines	Canada	Record daily snowfall	10.2 cm (4.0 in)	44 of 100 (Notable)
Khorog	Tajikistan	Record daily precipitation	35.9 mm (1.4 in)	43 of 100 (Notable)
Walnut Creek	United States	Record daily precipitation	37.6 mm (1.5 in)	43 of 100 (Notable)
Long Lake Dam	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
Lindsay	Canada	Record daily snowfall	7.6 cm (3.0 in)	42 of 100 (Notable)
Wagenaarskraal	South Africa	Record daily precipitation	36.5 mm (1.4 in)	42 of 100 (Notable)
Wistaria	Canada	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Walkerton	Canada	Record daily snowfall	7.6 cm (3.0 in)	41 of 100 (Notable)
Catkal River	Kyrgyzstan	Record daily precipitation	37.3 mm (1.5 in)	41 of 100 (Notable)
Welgelegen(Middlemnt	South Africa	Record daily precipitation	40.8 mm (1.6 in)	41 of 100 (Notable)
Strydenberg (Pol)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	41 of 100 (Notable)
Artesia 6S	United States	Record daily precipitation	55.9 mm (2.2 in)	41 of 100 (Notable)
Brule Island	United States	Record daily snowfall	11.9 cm (4.7 in)	41 of 100 (Notable)
St Catharines	Canada	Record daily precipitation	30.5 mm (1.2 in)	40 of 100 (Notable)
Gander Int'l A	Canada	Record daily snowfall	13.7 cm (5.4 in)	40 of 100 (Notable)
Carlsbad	United States	Record daily precipitation	62.5 mm (2.5 in)	40 of 100 (Notable)
Hornepayne	Canada	Record daily snowfall	15.7 cm (6.2 in)	39 of 100 (Notable)
Bloomfield	Canada	Record daily snowfall	10.2 cm (4.0 in)	39 of 100 (Notable)
Sierra Ancha	United States	Record daily precipitation	31.5 mm (1.2 in)	39 of 100 (Notable)
Carlsbad Caverns	United States	Record daily precipitation	64.5 mm (2.5 in)	39 of 100 (Notable)
Kitchener	Canada	Record daily snowfall	9.7 cm (3.8 in)	38 of 100 (Notable)
Bemidji	United States	Record daily snowfall	5.1 cm (2.0 in)	38 of 100 (Notable)
Magdalena	United States	Record daily precipitation	25.4 mm (1.0 in)	38 of 100 (Notable)
Mc Intosh 4 NW	United States	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Speddingup	Australia	Record daily precipitation	41.7 mm (1.6 in)	37 of 100 (Notable)
Loxton (Pol)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	37 of 100 (Notable)
Iron Mtn-Kingsford Wwtp	United States	Record snow depth	10.2 cm (4.0 in)	37 of 100 (Notable)
Watersmeet	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Grand Marais	United States	Record daily snowfall	5.1 cm (2.0 in)	37 of 100 (Notable)
Tatum	United States	Record daily precipitation	57.2 mm (2.3 in)	37 of 100 (Notable)
Ponte de Itabapoana	Brazil	Record daily precipitation	68.2 mm (2.7 in)	36 of 100 (Notable)
Lucknow	Canada	Record low maximum temperature	0.0 C (32.0 F)	36 of 100 (Notable)
Campbellford	Canada	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
Trenton Ont Hydro	Canada	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
Lillydale	South Africa	Record daily precipitation	35.0 mm (1.4 in)	36 of 100 (Notable)
Iron Mtn-Kingsford Wwtp	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)

Counts by Type and Timescale

881 records

Records set or tied on 21 October 1969 by type: Highest daily maximum 50, Lowest daily maximum 78, Highest daily minimum 160, Lowest daily minimum 18, Heaviest daily rainfall 474, Heaviest daily snowfall 93, Deepest snow cover 8.

Records on 21 October 1969 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	78
Highest daily minimum	160
Lowest daily minimum	18
Heaviest daily rainfall	474
Heaviest daily snowfall	93
Deepest snow cover	8

Records on 21 October 1969 by timescale: all-time 1, monthly 27, daily 853.

How Much Records Were Beaten By

771 broken records

Margins by which the 771 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 144.0. Ties are not counted.

Top 20 by Significance

21 October 1969

Top 20 records on 21 October 1969 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 October 1969	Hillsboro, US	daily rain	39.1 mm (1.5 in)	32.7 mm (1.3 in)	72 years	68 of 100 (Major)
21 October 1969	Myrup, AU	daily rain	45.2 mm (1.8 in)	30.0 mm (1.2 in)	56 years	63 of 100 (Major)
21 October 1969	Scaddan Post Office, AU	daily rain	35.6 mm (1.4 in)	22.9 mm (0.9 in)	55 years	60 of 100 (Major)
21 October 1969	Boyatup, AU	monthly rain	60.2 mm (2.4 in)	15.7 mm (0.6 in)	61 years	57 of 100 (Notable)
21 October 1969	Hope, US	daily rain	43.9 mm (1.7 in)	43.1 mm (1.7 in)	38 years	57 of 100 (Notable)
21 October 1969	Peterborough, CA	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	102 years	56 of 100 (Notable)
21 October 1969	Guelph Oac, CA	daily snowfall	13.7 cm (5.4 in)	11.2 cm (4.4 in)	81 years	53 of 100 (Notable)
21 October 1969	Belleville, CA	daily snowfall	6.6 cm (2.6 in)	6.6 cm (2.6 in)	102 years	53 of 100 (Notable)
21 October 1969	Port Hope, CA	monthly snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	47 years	52 of 100 (Notable)
21 October 1969	Gage, US	daily rain	28.2 mm (1.1 in)	21.8 mm (0.9 in)	68 years	52 of 100 (Notable)
21 October 1969	Cambridge Galt Moe, CA	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	89 years	50 of 100 (Notable)
21 October 1969	Hamelfontein, ZA	daily rain	63.0 mm (2.5 in)	45.0 mm (1.8 in)	12 years	48 of 100 (Notable)
21 October 1969	Sawoti, ZA	daily rain	64.5 mm (2.5 in)	44.0 mm (1.7 in)	16 years	48 of 100 (Notable)
21 October 1969	Jal, US	daily rain	89.9 mm (3.5 in)	76.4 mm (3.0 in)	12 years	48 of 100 (Notable)
21 October 1969	Mimbres 4NNW, US	daily rain	38.1 mm (1.5 in)	26.9 mm (1.1 in)	55 years	48 of 100 (Notable)
21 October 1969	Stambaugh 2SSE, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	47 years	47 of 100 (Notable)
21 October 1969	Oak Ridges, CA	daily snowfall	14.7 cm (5.8 in)	14.4 cm (5.7 in)	44 years	46 of 100 (Notable)
21 October 1969	Toronto, CA	monthly snowfall	12.2 cm (4.8 in)	2.8 cm (1.1 in)	43 years	46 of 100 (Notable)
21 October 1969	Glenwood, CA	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	32 years	46 of 100 (Notable)
21 October 1969	Blue, US	daily rain	41.9 mm (1.6 in)	33.8 mm (1.3 in)	47 years	46 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

1795 to 1969

Records set or tied on this calendar date in each year from 1795 to 1969. 1969 had 881 records.

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

Records on 10-21 in each year
Year	Records
1795	1
1802	2
1805	1
1808	1
1810	1
1834	1
1835	1
1840	1
1845	1
1847	1
1850	1
1851	2
1854	1
1859	1
1863	1
1864	1
1866	3
1867	1
1868	3
1869	2
1871	1
1872	1
1873	1
1874	1
1876	4
1877	2
1878	1
1880	3
1881	1
1883	1
1886	1
1888	2
1889	2
1890	3
1891	6
1892	6
1893	1
1894	1
1895	2
1896	5
1898	6
1899	3
1900	2
1901	9
1902	2
1903	3
1904	30
1905	15
1906	11
1907	35
1908	35
1909	19
1910	21
1911	10
1912	18
1913	59
1914	35
1915	43
1916	70
1917	208
1918	18
1919	102
1920	149
1921	58
1922	78
1923	81
1924	389
1925	150
1926	77
1927	187
1928	78
1929	200
1930	492
1931	217
1932	165
1933	733
1934	407
1935	707
1936	407
1937	132
1938	121
1939	491
1940	537
1941	644
1942	258
1943	421
1944	367
1945	538
1946	297
1947	977
1948	266
1949	1,015
1950	438
1951	382
1952	848
1953	1,579
1954	279
1955	481
1956	276
1957	511
1958	322
1959	410
1960	408
1961	553
1962	359
1963	725
1964	457
1965	465
1966	425
1967	472
1968	174
1969	881
1970	548
1971	498
1972	813
1973	464
1974	866
1975	509
1976	1,467
1977	451
1978	616
1979	1,958
1980	378
1981	667
1982	870
1983	786
1984	1,872
1985	776
1986	814
1987	852
1988	696
1989	1,668
1990	807
1991	877
1992	1,095
1993	845
1994	670
1995	1,120
1996	1,581
1997	915
1998	711
1999	688
2000	771
2001	610
2002	1,241
2003	2,066
2004	1,674
2005	949
2006	1,057
2007	916
2008	610
2009	713
2010	710
2011	662
2012	703
2013	440
2014	716
2015	493
2016	734
2017	750
2018	440
2019	757
2020	1,135
2021	574
2022	629
2023	890
2024	1,138
2025	364

Download the Data

Data for records on 1969-10-21: 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	665
20 to 40	56
40 to 60	21
60 to 80	14
80 to 100	5
100 to 120	8
120 to 140	1
140 to 160	1