Weather Records on 27 November 1970

670 weather records were set or tied worldwide on 27 November 1970. Highest significance: Timber Lake, US.

Key Facts for 27 November 1970

On 27 November 1970, 670 weather records were set or tied at long-record stations worldwide.
184 were record highs and 167 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 657 daily.
Timber Lake set a daily record snowfall of 17.8 cm (7.0 in) on 27 November 1970.
Across 167 earlier years (1793 to 2025) the same calendar date averaged 443 records.

Record Map

670 stations

670 station records on 27 November 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 November 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Timber Lake	United States	Record daily snowfall	17.8 cm (7.0 in)	62 of 100 (Major)
Moloaa 1145	United States	Record daily precipitation	149.9 mm (5.9 in)	56 of 100 (Notable)
Round Grove	United States	Record daily snowfall	25.4 cm (10.0 in)	54 of 100 (Notable)
Paia 406	United States	Record daily precipitation	66.0 mm (2.6 in)	52 of 100 (Notable)
Conconully	United States	Record daily snowfall	25.4 cm (10.0 in)	51 of 100 (Notable)
Mount Fairy (Merigan)	Australia	Record daily precipitation	27.9 mm (1.1 in)	49 of 100 (Notable)
Limoeiro de Anadia	Brazil	Record daily precipitation	78.3 mm (3.1 in)	48 of 100 (Notable)
Penedo	Brazil	Record daily precipitation	61.0 mm (2.4 in)	47 of 100 (Notable)
McKinley Park	United States	Record daily precipitation	28.7 mm (1.1 in)	47 of 100 (Notable)
Fairbanks Intl AP	United States	Record daily snowfall	23.9 cm (9.4 in)	47 of 100 (Notable)
Orman Dam	United States	Record daily snowfall	11.4 cm (4.5 in)	45 of 100 (Notable)
Deer Park AP	United States	Record daily snowfall	21.3 cm (8.4 in)	44 of 100 (Notable)
Lemmon	United States	Record daily snowfall	10.2 cm (4.0 in)	43 of 100 (Notable)
Wind River	United States	Record daily snowfall	15.2 cm (6.0 in)	42 of 100 (Notable)
Wellpinit	United States	Record daily snowfall	24.6 cm (9.7 in)	41 of 100 (Notable)
Porto Real Do Colegio	Brazil	Record daily precipitation	68.2 mm (2.7 in)	40 of 100 (Notable)
Japaratuba	Brazil	Record daily precipitation	40.6 mm (1.6 in)	40 of 100 (Notable)
Ft Valley	United States	Record daily precipitation	34.3 mm (1.4 in)	40 of 100 (Notable)
Belle Fourche	United States	Record daily snowfall	12.7 cm (5.0 in)	39 of 100 (Notable)
McKinley Park	United States	Record daily snowfall	20.3 cm (8.0 in)	38 of 100 (Notable)
University Exp STN	United States	Record daily snowfall	12.7 cm (5.0 in)	38 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	14.2 C (57.6 F)	37 of 100 (Notable)
Wolf Creek Pass 4 W	United States	Record daily precipitation	53.3 mm (2.1 in)	37 of 100 (Notable)
Chemult	United States	Record daily snowfall	46.2 cm (18.2 in)	37 of 100 (Notable)
Kattumavadi	India	Record daily precipitation	81.4 mm (3.2 in)	36 of 100 (Notable)
Grizzly	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Logan Utah St UNIV	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	35 of 100 (Notable)
Mott	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Lahaina 361	United States	Record daily precipitation	61.7 mm (2.4 in)	35 of 100 (Notable)
Kamloops	Canada	Record daily snowfall	6.1 cm (2.4 in)	34 of 100 (Routine)
Rio Vista	United States	Record daily precipitation	25.1 mm (1.0 in)	34 of 100 (Routine)
Bartow 1SE	United States	Record low minimum temperature	-2.2 C (28.0 F)	34 of 100 (Routine)
McKenzie Rvr Rs	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Olowalu 296.1	United States	Record daily precipitation	82.6 mm (3.3 in)	34 of 100 (Routine)
San Francisco Dwtn	United States	Record daily precipitation	30.5 mm (1.2 in)	33 of 100 (Routine)
Floresta	Brazil	Record daily precipitation	61.5 mm (2.4 in)	32 of 100 (Routine)
Tonteldoos	South Africa	Record daily precipitation	45.2 mm (1.8 in)	32 of 100 (Routine)
Lydenburg	South Africa	Record daily precipitation	66.5 mm (2.6 in)	32 of 100 (Routine)
Deadwood Dam	United States	Record daily snowfall	30.5 cm (12.0 in)	32 of 100 (Routine)
Henderson 8 SSW	United States	Record high minimum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
Highmore	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Irene Mtn Wauconda	United States	Record daily snowfall	20.3 cm (8.0 in)	32 of 100 (Routine)
Linton	United States	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Paisley	United States	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
Chemainus	Canada	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Mannargudi	India	Record daily precipitation	94.6 mm (3.7 in)	30 of 100 (Routine)
Manubie (Bos)	South Africa	Record daily precipitation	41.5 mm (1.6 in)	30 of 100 (Routine)
Rustplaats	South Africa	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Hollister 1 SW	United States	Record daily precipitation	27.9 mm (1.1 in)	30 of 100 (Routine)
Mobridge 2NNW	United States	Record daily snowfall	8.9 cm (3.5 in)	30 of 100 (Routine)
Manly Railway Station	Australia	Record daily precipitation	36.8 mm (1.4 in)	29 of 100 (Routine)
Junqueiro	Brazil	Record daily precipitation	26.2 mm (1.0 in)	29 of 100 (Routine)
Aibonito 1 S	Puerto Rico [United States]	Record daily precipitation	45.7 mm (1.8 in)	29 of 100 (Routine)
Socorro	United States	Record high minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Vale	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Longmire Rainier Nps	United States	Record daily snowfall	33.0 cm (13.0 in)	29 of 100 (Routine)
Tomahawk Spirit Rsvr	United States	Record daily snowfall	12.7 cm (5.0 in)	29 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	6.5 C (43.7 F)	28 of 100 (Routine)
Malvern	United States	Record high minimum temperature	17.2 C (63.0 F)	28 of 100 (Routine)

Counts by Type and Timescale

670 records

Records set or tied on 27 November 1970 by type: Highest daily maximum 39, Lowest daily maximum 98, Highest daily minimum 145, Lowest daily minimum 69, Heaviest daily rainfall 196, Heaviest daily snowfall 109, Deepest snow cover 14.

Records on 27 November 1970 by type
Record type	Records
Highest daily maximum	39
Lowest daily maximum	98
Highest daily minimum	145
Lowest daily minimum	69
Heaviest daily rainfall	196
Heaviest daily snowfall	109
Deepest snow cover	14

Records on 27 November 1970 by timescale: all-time 0, monthly 13, daily 657.

How Much Records Were Beaten By

546 broken records

Margins by which the 546 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 204.0. Ties are not counted.

Top 20 by Significance

27 November 1970

Top 20 records on 27 November 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 November 1970	Timber Lake, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	59 years	62 of 100 (Major)
27 November 1970	Moloaa 1145, US	daily rain	149.9 mm (5.9 in)	108.0 mm (4.3 in)	40 years	56 of 100 (Notable)
27 November 1970	Round Grove, US	daily snowfall	25.4 cm (10.0 in)	19.0 cm (7.5 in)	36 years	54 of 100 (Notable)
27 November 1970	Paia 406, US	daily rain	66.0 mm (2.6 in)	43.9 mm (1.7 in)	20 years	52 of 100 (Notable)
27 November 1970	Conconully, US	daily snowfall	25.4 cm (10.0 in)	12.7 cm (5.0 in)	75 years	51 of 100 (Notable)
27 November 1970	Mount Fairy (Merigan), AU	daily rain	27.9 mm (1.1 in)	24.1 mm (0.9 in)	68 years	49 of 100 (Notable)
27 November 1970	Limoeiro de Anadia, BR	daily rain	78.3 mm (3.1 in)	52.0 mm (2.0 in)	20 years	48 of 100 (Notable)
27 November 1970	Penedo, BR	daily rain	61.0 mm (2.4 in)	54.0 mm (2.1 in)	16 years	47 of 100 (Notable)
27 November 1970	McKinley Park, US	daily rain	28.7 mm (1.1 in)	22.9 mm (0.9 in)	12 years	47 of 100 (Notable)
27 November 1970	Fairbanks Intl AP, US	daily snowfall	23.9 cm (9.4 in)	19.1 cm (7.5 in)	12 years	47 of 100 (Notable)
27 November 1970	Orman Dam, US	daily snowfall	11.4 cm (4.5 in)	8.9 cm (3.5 in)	60 years	45 of 100 (Notable)
27 November 1970	Deer Park AP, US	daily snowfall	21.3 cm (8.4 in)	11.1 cm (4.4 in)	53 years	44 of 100 (Notable)
27 November 1970	Lemmon, US	daily snowfall	10.2 cm (4.0 in)	8.9 cm (3.5 in)	59 years	43 of 100 (Notable)
27 November 1970	Wind River, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	39 years	42 of 100 (Notable)
27 November 1970	Wellpinit, US	daily snowfall	24.6 cm (9.7 in)	11.9 cm (4.7 in)	44 years	41 of 100 (Notable)
27 November 1970	Porto Real Do Colegio, BR	daily rain	68.2 mm (2.7 in)	32.2 mm (1.3 in)	53 years	40 of 100 (Notable)
27 November 1970	Japaratuba, BR	daily rain	40.6 mm (1.6 in)	30.7 mm (1.2 in)	48 years	40 of 100 (Notable)
27 November 1970	Ft Valley, US	daily rain	34.3 mm (1.4 in)	11.2 mm (0.4 in)	60 years	40 of 100 (Notable)
27 November 1970	Belle Fourche, US	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	60 years	39 of 100 (Notable)
27 November 1970	McKinley Park, US	daily snowfall	20.3 cm (8.0 in)	17.0 cm (6.7 in)	12 years	38 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 1970

Records set or tied on this calendar date in each year from 1793 to 1970. 1970 had 670 records.

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

Records on 11-27 in each year
Year	Records
1793	1
1794	1
1796	1
1815	1
1829	2
1838	2
1846	1
1849	3
1850	1
1851	1
1853	1
1856	4
1857	1
1859	1
1861	1
1862	1
1864	1
1869	1
1870	1
1871	1
1872	4
1873	1
1874	2
1875	1
1876	1
1877	2
1878	7
1879	2
1881	1
1883	1
1884	2
1885	3
1887	2
1890	10
1891	2
1892	1
1894	5
1895	3
1896	5
1897	3
1898	10
1899	3
1900	2
1901	3
1902	1
1903	28
1904	5
1905	5
1906	13
1907	14
1908	32
1909	36
1910	12
1911	22
1912	9
1913	18
1914	13
1915	34
1916	78
1917	94
1918	32
1919	55
1920	98
1921	108
1922	31
1923	48
1924	30
1925	93
1926	152
1927	375
1928	71
1929	118
1930	596
1931	181
1932	361
1933	331
1934	259
1935	272
1936	300
1937	258
1938	773
1939	310
1940	560
1941	173
1942	334
1943	127
1944	268
1945	265
1946	489
1947	255
1948	696
1949	1,141
1950	534
1951	685
1952	1,351
1953	521
1954	220
1955	690
1956	335
1957	159
1958	585
1959	476
1960	896
1961	348
1962	692
1963	388
1964	527
1965	864
1966	639
1967	360
1968	458
1969	450
1970	670
1971	450
1972	499
1973	1,453
1974	556
1975	1,222
1976	1,389
1977	1,190
1978	1,031
1979	851
1980	941
1981	769
1982	952
1983	2,097
1984	1,264
1985	2,808
1986	687
1987	786
1988	821
1989	927
1990	1,626
1991	742
1992	951
1993	1,674
1994	1,355
1995	832
1996	1,155
1997	980
1998	1,433
1999	954
2000	642
2001	1,247
2002	1,029
2003	641
2004	556
2005	853
2006	1,304
2007	472
2008	884
2009	726
2010	1,199
2011	1,213
2012	392
2013	1,165
2014	1,136
2015	1,183
2016	388
2017	1,136
2018	628
2019	997
2020	287
2021	565
2022	420
2023	623
2024	736
2025	296

Download the Data

Data for records on 1970-11-27: 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 50	501
50 to 100	29
100 to 150	8
150 to 200	7
200 to 250	1