Weather Records on 27 May 1963

421 weather records were set or tied worldwide on 27 May 1963. Highest significance: Eldorado Springs, US.

Key Facts for 27 May 1963

On 27 May 1963, 421 weather records were set or tied at long-record stations worldwide.
67 were record highs and 107 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 408 daily.
Eldorado Springs set a daily record precipitation of 71.1 mm (2.8 in) on 27 May 1963.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 418 records.

Record Map

421 stations

421 station records on 27 May 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 May 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Eldorado Springs	United States	Record daily precipitation	71.1 mm (2.8 in)	57 of 100 (Notable)
Myponga	Australia	Record daily precipitation	68.6 mm (2.7 in)	53 of 100 (Notable)
Hildesheim	Germany	Record daily precipitation	73.6 mm (2.9 in)	53 of 100 (Notable)
Saint Leo	United States	Record daily precipitation	110.5 mm (4.4 in)	53 of 100 (Notable)
Britton	United States	Record daily precipitation	69.6 mm (2.7 in)	53 of 100 (Notable)
Darlington (Ware Street)	Australia	Record daily precipitation	28.4 mm (1.1 in)	47 of 100 (Notable)
Polis	Cyprus	Record daily precipitation	29.2 mm (1.1 in)	47 of 100 (Notable)
Heywood Post Office	Australia	Record daily precipitation	35.1 mm (1.4 in)	46 of 100 (Notable)
Inverness 3 SE	United States	Record daily precipitation	53.3 mm (2.1 in)	46 of 100 (Notable)
Fullerton 1 ESE	United States	Record daily precipitation	63.0 mm (2.5 in)	46 of 100 (Notable)
Mahnomen	United States	Record daily precipitation	99.1 mm (3.9 in)	45 of 100 (Notable)
Prathipadu	India	Record daily precipitation	130.0 mm (5.1 in)	43 of 100 (Notable)
Ellendale	United States	Record daily precipitation	123.4 mm (4.9 in)	43 of 100 (Notable)
Oakes	United States	Record daily precipitation	52.3 mm (2.1 in)	42 of 100 (Notable)
Boodarie	Australia	Record daily precipitation	65.5 mm (2.6 in)	41 of 100 (Notable)
Mulga Downs	Australia	Record daily precipitation	27.4 mm (1.1 in)	41 of 100 (Notable)
Mc Leod 3 E	United States	Record daily precipitation	45.2 mm (1.8 in)	41 of 100 (Notable)
Gogri	India	Record daily precipitation	57.8 mm (2.3 in)	39 of 100 (Notable)
Newberry	United States	Record daily precipitation	52.8 mm (2.1 in)	39 of 100 (Notable)
Landor	Australia	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Yorketown	Australia	Record daily precipitation	25.9 mm (1.0 in)	38 of 100 (Notable)
Mamanguape	Brazil	Record daily precipitation	105.0 mm (4.1 in)	38 of 100 (Notable)
Munfordville 5 NW	United States	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Stuttgart	United States	Record daily precipitation	71.1 mm (2.8 in)	37 of 100 (Notable)
Big Falls	United States	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Little Mtn	United States	Record daily precipitation	42.2 mm (1.7 in)	36 of 100 (Notable)
Mundabullangana	Australia	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Ostrov Sosnovez	Russia	Record high minimum temperature	6.8 C (44.2 F)	35 of 100 (Notable)
Tyndall	United States	Record daily precipitation	44.2 mm (1.7 in)	35 of 100 (Notable)
Lynnville 4 SSW	United States	Record daily precipitation	69.1 mm (2.7 in)	35 of 100 (Notable)
Mortlake	Australia	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Ostrov Sosnovez	Russia	Record high maximum temperature	19.8 C (67.6 F)	34 of 100 (Routine)
Nevada Wtp	United States	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Concord	United States	Record low maximum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Warrawagine	Australia	Record daily precipitation	66.8 mm (2.6 in)	33 of 100 (Routine)
Fayette	United States	Record daily precipitation	72.6 mm (2.9 in)	33 of 100 (Routine)
Marshall	United States	Record daily precipitation	66.5 mm (2.6 in)	33 of 100 (Routine)
Forman 5 SSE	United States	Record daily precipitation	46.2 mm (1.8 in)	33 of 100 (Routine)
Glenelg Post Office	Australia	Record daily precipitation	46.0 mm (1.8 in)	32 of 100 (Routine)
Adelaide (Port Dock Railway St	Australia	Record daily precipitation	29.0 mm (1.1 in)	32 of 100 (Routine)
Karesuando	Sweden	Record high minimum temperature	13.0 C (55.4 F)	32 of 100 (Routine)
Sycamore	United States	Record daily precipitation	26.4 mm (1.0 in)	32 of 100 (Routine)
Bemidji	United States	Record daily precipitation	41.9 mm (1.6 in)	32 of 100 (Routine)
Poughkeepsie	United States	Record low minimum temperature	-1.1 C (30.0 F)	32 of 100 (Routine)
North Adelaide	Australia	Record daily precipitation	39.1 mm (1.5 in)	31 of 100 (Routine)
Teriberka	Russia	Record high minimum temperature	11.4 C (52.5 F)	31 of 100 (Routine)
Ulricehamn	Sweden	Record high minimum temperature	12.4 C (54.3 F)	30 of 100 (Routine)
Frankfort	United States	Record daily precipitation	36.8 mm (1.4 in)	30 of 100 (Routine)
Strelley	Australia	Record daily precipitation	41.9 mm (1.6 in)	29 of 100 (Routine)
Warroora	Australia	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Columbus Dardc	United States	Record daily precipitation	36.8 mm (1.4 in)	29 of 100 (Routine)
Fosston 1 E	United States	Record daily precipitation	56.1 mm (2.2 in)	29 of 100 (Routine)
Walhalla	United States	Record low maximum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Stonyfell	Australia	Record daily precipitation	50.0 mm (2.0 in)	28 of 100 (Routine)
Colchester 2 W	United States	Record low minimum temperature	-1.1 C (30.0 F)	28 of 100 (Routine)
Lenoir	United States	Record low maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Texarkana Webb Fld	United States	Record daily precipitation	37.3 mm (1.5 in)	28 of 100 (Routine)
Adelaide (Unley)	Australia	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Cadiz Lock E	United States	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Fayetteville (Pwc)	United States	Record low maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)

Counts by Type and Timescale

421 records

Records set or tied on 27 May 1963 by type: Highest daily maximum 23, Lowest daily maximum 77, Highest daily minimum 44, Lowest daily minimum 30, Heaviest daily rainfall 247.

Records on 27 May 1963 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	77
Highest daily minimum	44
Lowest daily minimum	30
Heaviest daily rainfall	247
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 May 1963 by timescale: all-time 1, monthly 12, daily 408.

How Much Records Were Beaten By

349 broken records

Margins by which the 349 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 84.4. Ties are not counted.

Top 20 by Significance

27 May 1963

Top 20 records on 27 May 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 May 1963	Eldorado Springs, US	daily rain	71.1 mm (2.8 in)	54.6 mm (2.1 in)	52 years	57 of 100 (Notable)
27 May 1963	Myponga, AU	daily rain	68.6 mm (2.7 in)	38.1 mm (1.5 in)	29 years	53 of 100 (Notable)
27 May 1963	Hildesheim, DE	monthly rain	73.6 mm (2.9 in)	42.4 mm (1.7 in)	2 years	53 of 100 (Notable)
27 May 1963	Saint Leo, US	daily rain	110.5 mm (4.4 in)	41.2 mm (1.6 in)	67 years	53 of 100 (Notable)
27 May 1963	Britton, US	daily rain	69.6 mm (2.7 in)	35.1 mm (1.4 in)	32 years	53 of 100 (Notable)
27 May 1963	Darlington (Ware Street), AU	daily rain	28.4 mm (1.1 in)	16.0 mm (0.6 in)	12 years	47 of 100 (Notable)
27 May 1963	Polis, CY	daily rain	29.2 mm (1.1 in)	25.1 mm (1.0 in)	10 years	47 of 100 (Notable)
27 May 1963	Heywood Post Office, AU	daily rain	35.1 mm (1.4 in)	16.8 mm (0.7 in)	52 years	46 of 100 (Notable)
27 May 1963	Inverness 3 SE, US	daily rain	53.3 mm (2.1 in)	39.1 mm (1.5 in)	44 years	46 of 100 (Notable)
27 May 1963	Fullerton 1 ESE, US	daily rain	63.0 mm (2.5 in)	41.7 mm (1.6 in)	8 years	46 of 100 (Notable)
27 May 1963	Mahnomen, US	daily rain	99.1 mm (3.9 in)	84.4 mm (3.3 in)	8 years	45 of 100 (Notable)
27 May 1963	Prathipadu, IN	monthly rain	130.0 mm (5.1 in)	33.5 mm (1.3 in)	23 years	43 of 100 (Notable)
27 May 1963	Ellendale, US	all-time rain	123.4 mm (4.9 in)	10.9 mm (0.4 in)	20 years	43 of 100 (Notable)
27 May 1963	Oakes, US	monthly rain	52.3 mm (2.1 in)	16.5 mm (0.6 in)	20 years	42 of 100 (Notable)
27 May 1963	Boodarie, AU	daily rain	65.5 mm (2.6 in)	38.8 mm (1.5 in)	41 years	41 of 100 (Notable)
27 May 1963	Mulga Downs, AU	daily rain	27.4 mm (1.1 in)	27.4 mm (1.1 in)	63 years	41 of 100 (Notable)
27 May 1963	Mc Leod 3 E, US	daily rain	45.2 mm (1.8 in)	24.9 mm (1.0 in)	50 years	41 of 100 (Notable)
27 May 1963	Gogri, IN	daily rain	57.8 mm (2.3 in)	21.0 mm (0.8 in)	57 years	39 of 100 (Notable)
27 May 1963	Newberry, US	daily rain	52.8 mm (2.1 in)	28.7 mm (1.1 in)	38 years	39 of 100 (Notable)
27 May 1963	Landor, AU	daily rain	31.8 mm (1.3 in)	30.8 mm (1.2 in)	44 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

1797 to 1963

Records set or tied on this calendar date in each year from 1797 to 1963. 1963 had 421 records.

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

Records on 05-27 in each year
Year	Records
1797	1
1817	1
1818	1
1834	2
1836	4
1839	1
1845	1
1846	1
1847	1
1849	1
1852	1
1858	1
1860	1
1863	1
1864	3
1868	4
1869	1
1874	1
1876	1
1879	3
1880	5
1881	2
1883	1
1884	1
1885	1
1886	1
1888	1
1889	3
1890	5
1891	2
1892	8
1893	5
1894	13
1895	4
1896	3
1897	1
1898	3
1899	2
1900	4
1901	7
1902	12
1903	7
1904	11
1905	7
1906	28
1907	23
1908	16
1909	7
1910	31
1911	53
1912	27
1913	19
1914	92
1915	63
1916	26
1917	23
1918	39
1919	38
1920	40
1921	56
1922	36
1923	86
1924	92
1925	291
1926	107
1927	183
1928	81
1929	195
1930	99
1931	367
1932	265
1933	284
1934	393
1935	128
1936	468
1937	298
1938	492
1939	312
1940	138
1941	436
1942	657
1943	160
1944	479
1945	272
1946	424
1947	485
1948	324
1949	366
1950	697
1951	578
1952	258
1953	603
1954	367
1955	571
1956	491
1957	367
1958	619
1959	449
1960	421
1961	1,504
1962	460
1963	421
1964	317
1965	652
1966	398
1967	492
1968	605
1969	850
1970	326
1971	612
1972	508
1973	943
1974	630
1975	404
1976	589
1977	663
1978	814
1979	899
1980	644
1981	891
1982	838
1983	1,253
1984	834
1985	873
1986	696
1987	1,037
1988	777
1989	904
1990	804
1991	1,429
1992	1,413
1993	835
1994	848
1995	815
1996	1,378
1997	919
1998	1,079
1999	876
2000	1,347
2001	898
2002	511
2003	918
2004	838
2005	1,094
2006	1,171
2007	886
2008	914
2009	858
2010	955
2011	1,055
2012	1,475
2013	607
2014	835
2015	537
2016	622
2017	541
2018	1,355
2019	960
2020	906
2021	414
2022	653
2023	405
2024	904
2025	761
2026	1,185

Download the Data

Data for records on 1963-05-27: 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 20	314
20 to 40	28
40 to 60	6
60 to 80	0
80 to 100	1