Weather Records on 27 May 1919

38 weather records were set or tied worldwide on 27 May 1919. Highest significance: Wollongong Post Office, AU.

Key Facts for 27 May 1919

On 27 May 1919, 38 weather records were set or tied at long-record stations worldwide.
20 were record highs and 6 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 5 monthly and 33 daily.
Wollongong Post Office set a monthly record daily precipitation of 205.0 mm (8.1 in) on 27 May 1919.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 420 records.

Record Map

38 stations

38 station records on 27 May 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 May 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wollongong Post Office	Australia	Record daily precipitation	205.0 mm (8.1 in)	38 of 100 (Notable)
Katoomba (Murri St)	Australia	Record daily precipitation	53.3 mm (2.1 in)	35 of 100 (Notable)
Milton Post Office	Australia	Record daily precipitation	52.1 mm (2.1 in)	34 of 100 (Routine)
Sydney	Canada	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Stornoway Airport	United Kingdom	Record high maximum temperature	20.0 C (68.0 F)	26 of 100 (Routine)
Calgary Int'l A	Canada	Record high minimum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Armagh	United Kingdom	Record high maximum temperature	22.7 C (72.9 F)	24 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record daily precipitation	25.0 mm (1.0 in)	22 of 100 (Routine)
Bodalla Post Office	Australia	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high minimum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Ft Bidwell	United States	Record high maximum temperature	31.7 C (89.1 F)	20 of 100 (Routine)
Lithgow (Cooerwull)	Australia	Record daily precipitation	19.6 mm (0.8 in)	18 of 100 (Routine)
Burwood 1	Australia	Record daily precipitation	33.0 mm (1.3 in)	18 of 100 (Routine)
Winnemucca AP	United States	Record high maximum temperature	32.8 C (91.0 F)	18 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	17 of 100 (Routine)
Berry Masonic Village	Australia	Record daily precipitation	41.9 mm (1.6 in)	16 of 100 (Routine)
Jacksonville Wb City	United States	Record daily precipitation	46.0 mm (1.8 in)	16 of 100 (Routine)
Stony Mountain	Canada	Record high maximum temperature	34.4 C (93.9 F)	15 of 100 (Routine)
Sydney	Canada	Record low maximum temperature	7.2 C (45.0 F)	14 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	17.8 C (64.0 F)	13 of 100 (Routine)
Minnedosa	Canada	Record high minimum temperature	13.9 C (57.0 F)	13 of 100 (Routine)
St Albans	Canada	Record high minimum temperature	18.3 C (64.9 F)	13 of 100 (Routine)
Simferopol	Ukraine	Record low minimum temperature	4.7 C (40.5 F)	13 of 100 (Routine)
Prince Albert	Canada	Record high minimum temperature	13.3 C (55.9 F)	11 of 100 (Routine)
Innsbruck	Austria	Record low minimum temperature	4.3 C (39.7 F)	10 of 100 (Routine)
Winnipeg St Johns Coll	Canada	Record high maximum temperature	34.4 C (93.9 F)	10 of 100 (Routine)
Pine Bluff	United States	Record daily precipitation	12.7 mm (0.5 in)	10 of 100 (Routine)
Qu'appelle	Canada	Record high minimum temperature	14.4 C (57.9 F)	9 of 100 (Routine)
Minnedosa	Canada	Record high maximum temperature	33.3 C (91.9 F)	8 of 100 (Routine)
St Albans	Canada	Record high maximum temperature	36.7 C (98.1 F)	8 of 100 (Routine)
St John's	Canada	Record low maximum temperature	4.4 C (39.9 F)	8 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	31.1 C (88.0 F)	8 of 100 (Routine)
Welland	Canada	Record low maximum temperature	12.8 C (55.0 F)	7 of 100 (Routine)
Moose Factory	Canada	Record high maximum temperature	28.3 C (82.9 F)	6 of 100 (Routine)
Darwin Post Office	Australia	Record low minimum temperature	17.4 C (63.3 F)	5 of 100 (Routine)
Taree (Radio Station 2Re)	Australia	Record daily precipitation	26.7 mm (1.1 in)	4 of 100 (Routine)
Prince Albert	Canada	Record high maximum temperature	31.7 C (89.1 F)	2 of 100 (Routine)
Stony Mountain	Canada	Record high minimum temperature	13.9 C (57.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

38 records

Records set or tied on 27 May 1919 by type: Highest daily maximum 12, Lowest daily maximum 3, Highest daily minimum 8, Lowest daily minimum 3, Heaviest daily rainfall 12.

Records on 27 May 1919 by type
Record type	Records
Highest daily maximum	12
Lowest daily maximum	3
Highest daily minimum	8
Lowest daily minimum	3
Heaviest daily rainfall	12
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 May 1919 by timescale: all-time 0, monthly 5, daily 33.

How Much Records Were Beaten By

36 broken records

Margins by which the 36 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 51.3. Ties are not counted.

Top 20 by Significance

27 May 1919

Top 20 records on 27 May 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 May 1919	Wollongong Post Office, AU	monthly rain	205.0 mm (8.1 in)	51.3 mm (2.0 in)	6 years	38 of 100 (Notable)
27 May 1919	Katoomba (Murri St), AU	daily rain	53.3 mm (2.1 in)	40.6 mm (1.6 in)	31 years	35 of 100 (Notable)
27 May 1919	Milton Post Office, AU	daily rain	52.1 mm (2.1 in)	40.9 mm (1.6 in)	38 years	34 of 100 (Routine)
27 May 1919	Sydney, CA	daily rain	30.5 mm (1.2 in)	19.3 mm (0.8 in)	10 years	29 of 100 (Routine)
27 May 1919	Stornoway Airport, GB	daily high max	20.0 C (68.0 F)	3.3 C (5.9 F)	37 years	26 of 100 (Routine)
27 May 1919	Calgary Int'l A, CA	monthly high min	13.3 C (55.9 F)	1.1 C (2.0 F)	30 years	24 of 100 (Routine)
27 May 1919	Armagh, GB	daily high max	22.7 C (72.9 F)	0.1 C (0.2 F)	59 years	24 of 100 (Routine)
27 May 1919	Aleksandrovsk-Sahalinskij, RU	monthly rain	25.0 mm (1.0 in)	3.4 mm (0.13 in)	0 years	22 of 100 (Routine)
27 May 1919	Bodalla Post Office, AU	daily rain	23.6 mm (0.9 in)	11.9 mm (0.5 in)	38 years	20 of 100 (Routine)
27 May 1919	Winnipeg St Johns Coll, CA	monthly high min	17.8 C (64.0 F)	0.6 C (1.1 F)	17 years	20 of 100 (Routine)
27 May 1919	Ft Bidwell, US	daily high max	31.7 C (89.1 F)	0.6 C (1.1 F)	48 years	20 of 100 (Routine)
27 May 1919	Lithgow (Cooerwull), AU	daily rain	19.6 mm (0.8 in)	3.6 mm (0.14 in)	35 years	18 of 100 (Routine)
27 May 1919	Burwood 1, AU	daily rain	33.0 mm (1.3 in)	27.2 mm (1.1 in)	2 years	18 of 100 (Routine)
27 May 1919	Winnemucca AP, US	daily high max	32.8 C (91.0 F)	2.8 C (5.0 F)	35 years	18 of 100 (Routine)
27 May 1919	Sacramento 5 ESE, US	daily high max	37.8 C (100.0 F)	1.7 C (3.1 F)	35 years	17 of 100 (Routine)
27 May 1919	Berry Masonic Village, AU	daily rain	41.9 mm (1.6 in)	14.0 mm (0.6 in)	29 years	16 of 100 (Routine)
27 May 1919	Jacksonville Wb City, US	daily rain	46.0 mm (1.8 in)	5.9 mm (0.23 in)	31 years	16 of 100 (Routine)
27 May 1919	Stony Mountain, CA	monthly high max	34.4 C (93.9 F)	1.1 C (2.0 F)	2 years	15 of 100 (Routine)
27 May 1919	Sydney, CA	daily low max	7.2 C (45.0 F)	1.1 C (2.0 F)	24 years	14 of 100 (Routine)
27 May 1919	Medicine Hat A, CA	daily high min	17.8 C (64.0 F)	0.6 C (1.1 F)	32 years	13 of 100 (Routine)

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 1919

Records set or tied on this calendar date in each year from 1797 to 1919. 1919 had 38 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 1919-05-27: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	29
10 to 20	3
20 to 30	1
30 to 40	0
40 to 50	2
50 to 60	1