Weather Records on 27 February 1991

558 weather records were set or tied worldwide on 27 February 1991. Highest significance: Mulege, MX.

Key Facts for 27 February 1991

On 27 February 1991, 558 weather records were set or tied at long-record stations worldwide.
241 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 24 monthly and 530 daily.
Mulege set a daily record precipitation of 26.4 mm (1.0 in) on 27 February 1991.
Across 162 earlier years (1794 to 2026) the same calendar date averaged 506 records.

Record Map

558 stations

558 station records on 27 February 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 February 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mulege	Mexico	Record daily precipitation	26.4 mm (1.0 in)	67 of 100 (Major)
Porto	Portugal	Record daily precipitation	67.5 mm (2.7 in)	59 of 100 (Notable)
Altadena	United States	Record daily precipitation	121.4 mm (4.8 in)	54 of 100 (Notable)
Olivares Mexicanos	Mexico	Record daily precipitation	49.8 mm (2.0 in)	49 of 100 (Notable)
Nanutarra	Australia	Record daily precipitation	96.0 mm (3.8 in)	47 of 100 (Notable)
Borrego Desert Park	United States	Record daily precipitation	39.1 mm (1.5 in)	47 of 100 (Notable)
Tustin Irvine Rch	United States	Record daily precipitation	26.4 mm (1.0 in)	44 of 100 (Notable)
Valle de Las Palmas	Mexico	Record daily precipitation	43.2 mm (1.7 in)	43 of 100 (Notable)
Round Pond	United States	Record daily snowfall	22.9 cm (9.0 in)	43 of 100 (Notable)
China Lake Naf	United States	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Laguna Beach	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Alcobaca	Brazil	Record daily precipitation	59.3 mm (2.3 in)	40 of 100 (Notable)
Punta Abreojos	Mexico	Record daily precipitation	30.0 mm (1.2 in)	40 of 100 (Notable)
Nome AP	United States	Record high minimum temperature	3.9 C (39.0 F)	40 of 100 (Notable)
Itarana	Brazil	Record daily precipitation	60.6 mm (2.4 in)	38 of 100 (Notable)
Ensenada	Mexico	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Bulls Brg Dam	United States	Record daily snowfall	11.4 cm (4.5 in)	38 of 100 (Notable)
Danbury	United States	Record daily snowfall	25.4 cm (10.0 in)	38 of 100 (Notable)
Los Angeles Downtown/Usc	United States	Record daily precipitation	63.0 mm (2.5 in)	38 of 100 (Notable)
Van Nuys Fc15A	United States	Record daily precipitation	83.6 mm (3.3 in)	36 of 100 (Notable)
Mineola	United States	Record daily snowfall	16.3 cm (6.4 in)	36 of 100 (Notable)
Sandberg	United States	Record daily precipitation	160.5 mm (6.3 in)	36 of 100 (Notable)
La Puerta	Mexico	Record daily precipitation	47.0 mm (1.9 in)	35 of 100 (Notable)
Oswego	United States	Record daily snowfall	21.8 cm (8.6 in)	35 of 100 (Notable)
Rinconada	Mexico	Record high minimum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Hull	United Kingdom	Record daily precipitation	26.8 mm (1.1 in)	34 of 100 (Routine)
Nome AP	United States	Record high maximum temperature	7.8 C (46.0 F)	34 of 100 (Routine)
El Toro MCAS	United States	Record daily precipitation	64.8 mm (2.6 in)	34 of 100 (Routine)
San Javier	Mexico	Record daily precipitation	39.9 mm (1.6 in)	33 of 100 (Routine)
Coimbra	Portugal	Record daily precipitation	55.5 mm (2.2 in)	33 of 100 (Routine)
Quincy	United States	Record high maximum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Tangier City	Morocco	Record low minimum temperature	-1.1 C (30.0 F)	32 of 100 (Routine)
Hull	United Kingdom	Record daily precipitation	26.8 mm (1.1 in)	32 of 100 (Routine)
Talkeetna AP	United States	Record high maximum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Huajintlan	Mexico	Record high maximum temperature	42.8 C (109.0 F)	30 of 100 (Routine)
Santa Paula	United States	Record daily precipitation	80.0 mm (3.1 in)	30 of 100 (Routine)
Topanga Patrol Fc-6	United States	Record daily precipitation	106.7 mm (4.2 in)	30 of 100 (Routine)
Riverhead Rsch Farm	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Naalehu 14	United States	Record high maximum temperature	28.3 C (82.9 F)	30 of 100 (Routine)
San Diego Intl AP	United States	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Porterville	United States	Record high maximum temperature	27.2 C (81.0 F)	29 of 100 (Routine)
Laguardia AP	United States	Record snow depth	17.8 cm (7.0 in)	29 of 100 (Routine)
Bridgetown Comparison	Australia	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Fazenda Ipiranga	Brazil	Record daily precipitation	128.0 mm (5.0 in)	28 of 100 (Routine)
Presa Rodriguez	Mexico	Record daily precipitation	29.7 mm (1.2 in)	28 of 100 (Routine)
Newark Liberty Intl AP	United States	Record snow depth	10.2 cm (4.0 in)	28 of 100 (Routine)
Iliamna AP	United States	Record high maximum temperature	8.3 C (46.9 F)	28 of 100 (Routine)
Birni N'Konni	Niger	Record high minimum temperature	26.5 C (79.7 F)	27 of 100 (Routine)
Aurora Water	United States	Record daily snowfall	5.1 cm (2.0 in)	26 of 100 (Routine)
Mt Carroll	United States	Record daily snowfall	6.1 cm (2.4 in)	26 of 100 (Routine)
Jersey City	United States	Record daily snowfall	14.0 cm (5.5 in)	26 of 100 (Routine)
Chapala	Mexico	Record high maximum temperature	30.0 C (86.0 F)	25 of 100 (Routine)
Kirov	Russia	Record high minimum temperature	-1.0 C (30.2 F)	25 of 100 (Routine)
Long Beach Daugherty AP	United States	Record daily precipitation	52.8 mm (2.1 in)	25 of 100 (Routine)
Forks 1 E	United States	Record high maximum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Tapachula (Dge)	Mexico	Record high minimum temperature	22.2 C (72.0 F)	23 of 100 (Routine)
Ocampo	Mexico	Record high maximum temperature	30.6 C (87.1 F)	23 of 100 (Routine)
High Mowthorpe	United Kingdom	Record daily precipitation	26.6 mm (1.0 in)	23 of 100 (Routine)
Sao Joao de Petropolis	Brazil	Record daily precipitation	30.4 mm (1.2 in)	22 of 100 (Routine)
San Vicente	Mexico	Record daily precipitation	29.2 mm (1.1 in)	22 of 100 (Routine)

Counts by Type and Timescale

558 records

Records set or tied on 27 February 1991 by type: Highest daily maximum 126, Lowest daily maximum 46, Highest daily minimum 115, Lowest daily minimum 25, Heaviest daily rainfall 191, Heaviest daily snowfall 48, Deepest snow cover 7.

Records on 27 February 1991 by type
Record type	Records
Highest daily maximum	126
Lowest daily maximum	46
Highest daily minimum	115
Lowest daily minimum	25
Heaviest daily rainfall	191
Heaviest daily snowfall	48
Deepest snow cover	7

Records on 27 February 1991 by timescale: all-time 4, monthly 24, daily 530.

How Much Records Were Beaten By

433 broken records

Margins by which the 433 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 246.0. Ties are not counted.

Top 20 by Significance

27 February 1991

Top 20 records on 27 February 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 February 1991	Mulege, MX	daily rain	26.4 mm (1.0 in)	26.4 mm (1.0 in)	68 years	67 of 100 (Major)
27 February 1991	Porto, PT	daily rain	67.5 mm (2.7 in)	43.1 mm (1.7 in)	47 years	59 of 100 (Notable)
27 February 1991	Altadena, US	daily rain	121.4 mm (4.8 in)	74.2 mm (2.9 in)	52 years	54 of 100 (Notable)
27 February 1991	Olivares Mexicanos, MX	daily rain	49.8 mm (2.0 in)	40.4 mm (1.6 in)	36 years	49 of 100 (Notable)
27 February 1991	Nanutarra, AU	daily rain	96.0 mm (3.8 in)	58.4 mm (2.3 in)	21 years	47 of 100 (Notable)
27 February 1991	Borrego Desert Park, US	daily rain	39.1 mm (1.5 in)	28.7 mm (1.1 in)	40 years	47 of 100 (Notable)
27 February 1991	Tustin Irvine Rch, US	daily rain	26.4 mm (1.0 in)	14.5 mm (0.6 in)	80 years	44 of 100 (Notable)
27 February 1991	Valle de Las Palmas, MX	daily rain	43.2 mm (1.7 in)	31.3 mm (1.2 in)	12 years	43 of 100 (Notable)
27 February 1991	Round Pond, US	daily snowfall	22.9 cm (9.0 in)	22.9 cm (9.0 in)	41 years	43 of 100 (Notable)
27 February 1991	China Lake Naf, US	daily rain	33.0 mm (1.3 in)	29.2 mm (1.1 in)	8 years	42 of 100 (Notable)
27 February 1991	Laguna Beach, US	daily rain	50.8 mm (2.0 in)	25.9 mm (1.0 in)	52 years	41 of 100 (Notable)
27 February 1991	Alcobaca, BR	daily rain	59.3 mm (2.3 in)	43.7 mm (1.7 in)	28 years	40 of 100 (Notable)
27 February 1991	Punta Abreojos, MX	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	35 years	40 of 100 (Notable)
27 February 1991	Nome AP, US	monthly high min	3.9 C (39.0 F)	2.2 C (4.0 F)	64 years	40 of 100 (Notable)
27 February 1991	Itarana, BR	daily rain	60.6 mm (2.4 in)	33.2 mm (1.3 in)	40 years	38 of 100 (Notable)
27 February 1991	Ensenada, MX	daily rain	34.5 mm (1.4 in)	30.2 mm (1.2 in)	17 years	38 of 100 (Notable)
27 February 1991	Bulls Brg Dam, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	41 years	38 of 100 (Notable)
27 February 1991	Danbury, US	daily snowfall	25.4 cm (10.0 in)	24.6 cm (9.7 in)	21 years	38 of 100 (Notable)
27 February 1991	Los Angeles Downtown/Usc, US	daily rain	63.0 mm (2.5 in)	25.7 mm (1.0 in)	52 years	38 of 100 (Notable)
27 February 1991	Van Nuys Fc15A, US	daily rain	83.6 mm (3.3 in)	62.5 mm (2.5 in)	8 years	36 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

1794 to 1991

Records set or tied on this calendar date in each year from 1794 to 1991. 1991 had 558 records.

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

Records on 02-27 in each year
Year	Records
1794	2
1796	1
1806	1
1808	1
1827	1
1836	1
1842	1
1846	2
1848	1
1849	1
1855	1
1858	2
1859	1
1860	1
1867	1
1873	2
1875	2
1877	1
1878	1
1879	1
1880	1
1882	2
1886	3
1887	1
1888	4
1889	4
1890	2
1891	2
1892	2
1893	5
1894	1
1895	1
1896	4
1897	5
1898	5
1899	5
1900	9
1901	3
1902	5
1903	12
1904	12
1905	8
1906	7
1907	10
1908	10
1909	20
1910	36
1911	20
1912	32
1913	23
1914	75
1915	13
1916	43
1917	24
1918	16
1919	77
1920	62
1921	85
1922	79
1923	76
1924	124
1925	157
1926	96
1927	62
1928	78
1929	282
1930	82
1931	234
1932	909
1933	240
1934	1,325
1935	349
1936	347
1937	543
1938	199
1939	995
1940	603
1941	293
1942	256
1943	217
1944	773
1945	753
1946	510
1947	437
1948	1,066
1949	504
1950	440
1951	605
1952	224
1953	271
1954	450
1955	974
1956	361
1957	497
1958	940
1959	245
1960	1,039
1961	356
1962	2,281
1963	958
1964	250
1965	389
1966	395
1967	444
1968	665
1969	483
1970	349
1971	1,177
1972	754
1973	444
1974	538
1975	320
1976	1,721
1977	783
1978	729
1979	716
1980	989
1981	1,066
1982	964
1983	762
1984	1,041
1985	465
1986	1,749
1987	1,400
1988	955
1989	1,246
1990	1,037
1991	558
1992	1,081
1993	1,496
1994	1,367
1995	1,209
1996	2,031
1997	1,925
1998	1,439
1999	633
2000	1,378
2001	888
2002	1,807
2003	997
2004	852
2005	614
2006	835
2007	975
2008	996
2009	1,222
2010	1,075
2011	1,135
2012	570
2013	1,082
2014	937
2015	1,621
2016	743
2017	593
2018	1,124
2019	1,513
2020	661
2021	386
2022	531
2023	893
2024	1,588
2025	623
2026	1,436

Download the Data

Data for records on 1991-02-27: 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	413
50 to 100	11
100 to 150	7
150 to 200	0
200 to 250	2