Weather Records on 4 October 1969

628 weather records were set or tied worldwide on 4 October 1969. Highest significance: Aracati, BR.

Key Facts for 4 October 1969

On 4 October 1969, 628 weather records were set or tied at long-record stations worldwide.
132 were record highs and 276 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 17 monthly and 610 daily.
Aracati set a monthly record daily precipitation of 33.2 mm (1.3 in) on 4 October 1969.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 464 records.

Record Map

628 stations

628 station records on 4 October 1969 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 1969: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aracati	Brazil	Record daily precipitation	33.2 mm (1.3 in)	71 of 100 (Major)
Rosthern	Canada	Record daily snowfall	29.2 cm (11.5 in)	63 of 100 (Major)
Fraser	United States	Record daily precipitation	33.8 mm (1.3 in)	63 of 100 (Major)
Longmont 2 ESE	United States	Record daily precipitation	42.7 mm (1.7 in)	63 of 100 (Major)
Boulder	United States	Record daily snowfall	25.9 cm (10.2 in)	60 of 100 (Major)
Tot-Ma	Russia	Record daily precipitation	32.7 mm (1.3 in)	58 of 100 (Notable)
Kimball 2NE	United States	Record daily snowfall	12.7 cm (5.0 in)	58 of 100 (Notable)
Bailey	United States	Record daily snowfall	74.7 cm (29.4 in)	56 of 100 (Notable)
Dalton	United States	Record daily precipitation	33.3 mm (1.3 in)	56 of 100 (Notable)
Bailey	United States	Record daily precipitation	46.7 mm (1.8 in)	54 of 100 (Notable)
Shiprock	United States	Record daily precipitation	70.4 mm (2.8 in)	53 of 100 (Notable)
Lake City	United States	Record daily snowfall	30.5 cm (12.0 in)	52 of 100 (Notable)
Alicante	Spain	Record daily precipitation	82.5 mm (3.2 in)	51 of 100 (Notable)
Rosthern	Canada	Record daily precipitation	29.2 mm (1.1 in)	50 of 100 (Notable)
Grover 10 W	United States	Record daily snowfall	12.7 cm (5.0 in)	50 of 100 (Notable)
Fraser	United States	Record daily snowfall	35.6 cm (14.0 in)	49 of 100 (Notable)
Idaho Springs	United States	Record daily snowfall	25.4 cm (10.0 in)	49 of 100 (Notable)
Telluride 4WNW	United States	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Scottsbluff W B Heilig Fld AP	United States	Record daily snowfall	7.1 cm (2.8 in)	48 of 100 (Notable)
Fraser	United States	Record snow depth	66.0 cm (26.0 in)	46 of 100 (Notable)
Longmont 2 ESE	United States	Record daily snowfall	10.2 cm (4.0 in)	46 of 100 (Notable)
Castle Rock	United States	Record low maximum temperature	0.6 C (33.1 F)	45 of 100 (Notable)
Saskatoon Diefenbaker Int'l A	Canada	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Penza	Russia	Record daily precipitation	26.1 mm (1.0 in)	44 of 100 (Notable)
Coalville	United States	Record daily snowfall	7.6 cm (3.0 in)	44 of 100 (Notable)
Parker 6 E	United States	Record daily precipitation	31.8 mm (1.3 in)	43 of 100 (Notable)
Salida	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Waterdale	United States	Record daily snowfall	10.2 cm (4.0 in)	41 of 100 (Notable)
Gunnison 3SW	United States	Record daily snowfall	11.4 cm (4.5 in)	40 of 100 (Notable)
Plant City	United States	Record high minimum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Pine Bluffs	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Denver WSO City	United States	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Byers 5 ENE	United States	Record daily snowfall	7.6 cm (3.0 in)	39 of 100 (Notable)
Blanding	United States	Record low maximum temperature	4.4 C (39.9 F)	39 of 100 (Notable)
Aspen	United States	Record daily snowfall	6.4 cm (2.5 in)	38 of 100 (Notable)
Longmont 2 ESE	United States	Record snow depth	10.2 cm (4.0 in)	38 of 100 (Notable)
Boulder	United States	Record daily precipitation	31.0 mm (1.2 in)	37 of 100 (Notable)
Ortonville	United States	Record daily precipitation	41.4 mm (1.6 in)	37 of 100 (Notable)
Deseret	United States	Record low maximum temperature	7.8 C (46.0 F)	37 of 100 (Notable)
Ft Laramie 11 NNW	United States	Record daily snowfall	10.7 cm (4.2 in)	37 of 100 (Notable)
Harris	Canada	Record daily snowfall	15.2 cm (6.0 in)	36 of 100 (Notable)
Walden	United States	Record low maximum temperature	4.4 C (39.9 F)	36 of 100 (Notable)
Dillon 1 E	United States	Record daily snowfall	15.2 cm (6.0 in)	35 of 100 (Notable)
Ft Collins	United States	Record low maximum temperature	3.3 C (37.9 F)	35 of 100 (Notable)
Monticello 2E	United States	Record low maximum temperature	2.2 C (36.0 F)	35 of 100 (Notable)
Grand Lake 1 NW	United States	Record daily snowfall	15.2 cm (6.0 in)	34 of 100 (Routine)
Gunnison 3SW	United States	Record low maximum temperature	3.3 C (37.9 F)	34 of 100 (Routine)
Bemidji	United States	Record daily precipitation	38.4 mm (1.5 in)	34 of 100 (Routine)
Junction 4SSW	United States	Record daily precipitation	65.5 mm (2.6 in)	34 of 100 (Routine)
Aspen	United States	Record low maximum temperature	3.9 C (39.0 F)	33 of 100 (Routine)
Telluride 4WNW	United States	Record snow depth	43.2 cm (17.0 in)	33 of 100 (Routine)
Winnemucca AP	United States	Record low minimum temperature	-8.3 C (17.1 F)	33 of 100 (Routine)
Tugaske	Canada	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Crested Butte	United States	Record low maximum temperature	1.1 C (34.0 F)	32 of 100 (Routine)
Salida	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Moscow U of I	United States	Record low minimum temperature	-2.8 C (27.0 F)	32 of 100 (Routine)
Ravenna	United States	Record daily precipitation	41.7 mm (1.6 in)	32 of 100 (Routine)
Beaver	United States	Record low maximum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
La Sal	United States	Record low maximum temperature	6.1 C (43.0 F)	32 of 100 (Routine)
Kaycee	United States	Record low maximum temperature	5.0 C (41.0 F)	32 of 100 (Routine)

Counts by Type and Timescale

628 records

Records set or tied on 4 October 1969 by type: Highest daily maximum 52, Lowest daily maximum 184, Highest daily minimum 80, Lowest daily minimum 92, Heaviest daily rainfall 158, Heaviest daily snowfall 51, Deepest snow cover 11.

Records on 4 October 1969 by type
Record type	Records
Highest daily maximum	52
Lowest daily maximum	184
Highest daily minimum	80
Lowest daily minimum	92
Heaviest daily rainfall	158
Heaviest daily snowfall	51
Deepest snow cover	11

Records on 4 October 1969 by timescale: all-time 1, monthly 17, daily 610.

How Much Records Were Beaten By

507 broken records

Margins by which the 507 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 558.0. Ties are not counted.

Top 20 by Significance

4 October 1969

Top 20 records on 4 October 1969 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 1969	Aracati, BR	monthly rain	33.2 mm (1.3 in)	22.2 mm (0.9 in)	56 years	71 of 100 (Major)
4 October 1969	Rosthern, CA	daily snowfall	29.2 cm (11.5 in)	29.2 cm (11.5 in)	56 years	63 of 100 (Major)
4 October 1969	Fraser, US	daily rain	33.8 mm (1.3 in)	22.1 mm (0.9 in)	58 years	63 of 100 (Major)
4 October 1969	Longmont 2 ESE, US	daily rain	42.7 mm (1.7 in)	39.4 mm (1.6 in)	56 years	63 of 100 (Major)
4 October 1969	Boulder, US	daily snowfall	25.9 cm (10.2 in)	25.9 cm (10.2 in)	70 years	60 of 100 (Major)
4 October 1969	Tot-Ma, RU	daily rain	32.7 mm (1.3 in)	21.8 mm (0.9 in)	36 years	58 of 100 (Notable)
4 October 1969	Kimball 2NE, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	75 years	58 of 100 (Notable)
4 October 1969	Bailey, US	monthly snowfall	74.7 cm (29.4 in)	39.1 cm (15.4 in)	0 years	56 of 100 (Notable)
4 October 1969	Dalton, US	daily rain	33.3 mm (1.3 in)	27.7 mm (1.1 in)	55 years	56 of 100 (Notable)
4 October 1969	Bailey, US	daily rain	46.7 mm (1.8 in)	39.1 mm (1.5 in)	28 years	54 of 100 (Notable)
4 October 1969	Shiprock, US	all-time rain	70.4 mm (2.8 in)	19.6 mm (0.8 in)	0 years	53 of 100 (Notable)
4 October 1969	Lake City, US	daily snowfall	30.5 cm (12.0 in)	30.5 cm (12.0 in)	64 years	52 of 100 (Notable)
4 October 1969	Alicante, ES	daily rain	82.5 mm (3.2 in)	68.6 mm (2.7 in)	28 years	51 of 100 (Notable)
4 October 1969	Rosthern, CA	daily rain	29.2 mm (1.1 in)	15.0 mm (0.6 in)	55 years	50 of 100 (Notable)
4 October 1969	Grover 10 W, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	71 years	50 of 100 (Notable)
4 October 1969	Fraser, US	daily snowfall	35.6 cm (14.0 in)	19.1 cm (7.5 in)	50 years	49 of 100 (Notable)
4 October 1969	Idaho Springs, US	daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	50 years	49 of 100 (Notable)
4 October 1969	Telluride 4WNW, US	daily rain	33.8 mm (1.3 in)	24.7 mm (1.0 in)	43 years	48 of 100 (Notable)
4 October 1969	Scottsbluff W B Heilig Fld AP, US	daily snowfall	7.1 cm (2.8 in)	7.1 cm (2.8 in)	75 years	48 of 100 (Notable)
4 October 1969	Fraser, US	daily snow depth	66.0 cm (26.0 in)	55.8 cm (22.0 in)	3 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 628 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 1969-10-04: 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 100	489
100 to 200	12
200 to 300	3
300 to 400	2
400 to 500	0
500 to 600	1