Weather Records on 28 May 1911

42 weather records were set or tied worldwide on 28 May 1911. Highest significance: Heinersreuth-Vollhof, DE.

Key Facts for 28 May 1911

On 28 May 1911, 42 weather records were set or tied at long-record stations worldwide.
39 were record highs and 2 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 38 daily.
Heinersreuth-Vollhof set a daily record precipitation of 26.2 mm (1.0 in) on 28 May 1911.
Across 161 earlier years (1794 to 2026) the same calendar date averaged 444 records.

Record Map

42 stations

42 station records on 28 May 1911 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 May 1911: highest significance records shown on the map
Station	Country	Type	Value	Significance
Heinersreuth-Vollhof	Germany	Record daily precipitation	26.2 mm (1.0 in)	28 of 100 (Routine)
Barrie	Canada	Record high minimum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Hamilton	Canada	Record high maximum temperature	36.1 C (97.0 F)	25 of 100 (Routine)
Fredericton Unb	Canada	Record high maximum temperature	32.8 C (91.0 F)	22 of 100 (Routine)
Quebec	Canada	Record high maximum temperature	31.1 C (88.0 F)	20 of 100 (Routine)
Montreal McGill	Canada	Record high maximum temperature	31.1 C (88.0 F)	19 of 100 (Routine)
Welland	Canada	Record high minimum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Toronto	Canada	Record high maximum temperature	32.8 C (91.0 F)	18 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Toledo Blade	United States	Record high maximum temperature	35.0 C (95.0 F)	18 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	19.4 C (66.9 F)	17 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	15.0 C (59.0 F)	16 of 100 (Routine)
Concord	United States	Record high maximum temperature	33.3 C (91.9 F)	15 of 100 (Routine)
Trenton 2	United States	Record high maximum temperature	32.8 C (91.0 F)	15 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high maximum temperature	27.9 C (82.2 F)	14 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	15.0 C (59.0 F)	13 of 100 (Routine)
Port Dover	Canada	Record high maximum temperature	30.0 C (86.0 F)	12 of 100 (Routine)
Kingston Queens U	Canada	Record high minimum temperature	15.0 C (59.0 F)	11 of 100 (Routine)
Lindsay	Canada	Record high maximum temperature	34.4 C (93.9 F)	11 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	20.6 C (69.1 F)	11 of 100 (Routine)
Peterborough	Canada	Record high maximum temperature	33.3 C (91.9 F)	10 of 100 (Routine)
Stonecliffe	Canada	Record high maximum temperature	33.9 C (93.0 F)	8 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	25.1 C (77.2 F)	8 of 100 (Routine)
Windsor Riverside	Canada	Record high minimum temperature	18.3 C (64.9 F)	7 of 100 (Routine)
Little Rock St Capitol	United States	Record high maximum temperature	33.9 C (93.0 F)	7 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record low minimum temperature	12.0 C (53.6 F)	5 of 100 (Routine)
Port Stanley	Canada	Record high maximum temperature	27.8 C (82.0 F)	5 of 100 (Routine)
Brantford	Canada	Record high maximum temperature	35.0 C (95.0 F)	5 of 100 (Routine)
Stratford	Canada	Record high maximum temperature	32.2 C (90.0 F)	5 of 100 (Routine)
Parry Sound	Canada	Record high minimum temperature	13.9 C (57.0 F)	4 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	22.5 C (72.5 F)	4 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	28.3 C (82.9 F)	3 of 100 (Routine)
Montgomery Wb City	United States	Record high minimum temperature	23.3 C (73.9 F)	3 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high minimum temperature	20.6 C (69.1 F)	3 of 100 (Routine)
Gravenhurst	Canada	Record high minimum temperature	14.4 C (57.9 F)	2 of 100 (Routine)
Port Dover	Canada	Record high minimum temperature	15.0 C (59.0 F)	2 of 100 (Routine)
Little Rock St Capitol	United States	Record high minimum temperature	22.2 C (72.0 F)	2 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	20.0 C (68.0 F)	2 of 100 (Routine)
Stonecliffe	Canada	Record high minimum temperature	12.8 C (55.0 F)	1 of 100 (Routine)
Welland	Canada	Record high maximum temperature	32.2 C (90.0 F)	1 of 100 (Routine)
Olympia Priest Pt Park	United States	Record low minimum temperature	1.1 C (34.0 F)	1 of 100 (Routine)
Chattanooga Wb City	United States	Record high minimum temperature	21.1 C (70.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

42 records

Records set or tied on 28 May 1911 by type: Highest daily maximum 21, Highest daily minimum 18, Lowest daily minimum 2, Heaviest daily rainfall 1.

Records on 28 May 1911 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	0
Highest daily minimum	18
Lowest daily minimum	2
Heaviest daily rainfall	1
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 May 1911 by timescale: all-time 0, monthly 4, daily 38.

How Much Records Were Beaten By

29 broken records

Margins by which the 29 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 12.3. Ties are not counted.

Top 20 by Significance

28 May 1911

Top 20 records on 28 May 1911 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 May 1911	Heinersreuth-Vollhof, DE	daily rain	26.2 mm (1.0 in)	12.3 mm (0.5 in)	6 years	28 of 100 (Routine)
28 May 1911	Barrie, CA	daily high min	17.8 C (64.0 F)	4.5 C (8.1 F)	42 years	26 of 100 (Routine)
28 May 1911	Hamilton, CA	monthly high max	36.1 C (97.0 F)	0.5 C (0.9 F)	39 years	25 of 100 (Routine)
28 May 1911	Fredericton Unb, CA	daily high max	32.8 C (91.0 F)	3.9 C (7.0 F)	36 years	22 of 100 (Routine)
28 May 1911	Quebec, CA	daily high max	31.1 C (88.0 F)	3.9 C (7.0 F)	33 years	20 of 100 (Routine)
28 May 1911	Montreal McGill, CA	daily high max	31.1 C (88.0 F)	2.2 C (4.0 F)	36 years	19 of 100 (Routine)
28 May 1911	Welland, CA	daily high min	15.6 C (60.1 F)	2.8 C (5.0 F)	29 years	18 of 100 (Routine)
28 May 1911	Toronto, CA	daily high max	32.8 C (91.0 F)	5.6 C (10.1 F)	2 years	18 of 100 (Routine)
28 May 1911	Lindsay, CA	daily high min	15.6 C (60.1 F)	3.4 C (6.1 F)	29 years	18 of 100 (Routine)
28 May 1911	Toledo Blade, US	monthly high max	35.0 C (95.0 F)	1.1 C (2.0 F)	15 years	18 of 100 (Routine)
28 May 1911	Montreal McGill, CA	daily high min	19.4 C (66.9 F)	1.1 C (2.0 F)	37 years	17 of 100 (Routine)
28 May 1911	Woodstock, CA	daily high min	15.0 C (59.0 F)	0.6 C (1.1 F)	37 years	16 of 100 (Routine)
28 May 1911	Concord, US	daily high max	33.3 C (91.9 F)	2.2 C (4.0 F)	29 years	15 of 100 (Routine)
28 May 1911	Trenton 2, US	daily high max	32.8 C (91.0 F)	1.1 C (2.0 F)	30 years	15 of 100 (Routine)
28 May 1911	Koebenhavn: Landbohojskolen-1, DK	daily high max	27.9 C (82.2 F)	1.6 C (2.9 F)	28 years	14 of 100 (Routine)
28 May 1911	Beatrice, CA	daily high min	15.0 C (59.0 F)	2.2 C (4.0 F)	22 years	13 of 100 (Routine)
28 May 1911	Port Dover, CA	daily high max	30.0 C (86.0 F)	5.0 C (9.0 F)	2 years	12 of 100 (Routine)
28 May 1911	Kingston Queens U, CA	daily high min	15.0 C (59.0 F)	0.6 C (1.1 F)	22 years	11 of 100 (Routine)
28 May 1911	Lindsay, CA	daily high max	34.4 C (93.9 F)	5.0 C (9.0 F)	2 years	11 of 100 (Routine)
28 May 1911	Buffalo, US	daily high min	20.6 C (69.1 F)	3.4 C (6.1 F)	2 years	11 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

1794 to 1911

Records set or tied on this calendar date in each year from 1794 to 1911. 1911 had 42 records.

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

Records on 05-28 in each year
Year	Records
1794	1
1797	1
1811	1
1824	1
1832	1
1836	5
1840	1
1841	1
1847	2
1848	1
1851	2
1857	1
1858	1
1863	1
1865	1
1868	4
1869	1
1876	1
1879	2
1880	2
1884	3
1885	2
1887	1
1888	3
1889	3
1890	3
1891	2
1892	9
1893	2
1894	9
1895	1
1896	5
1897	6
1898	1
1899	6
1900	4
1901	6
1902	12
1903	9
1904	6
1905	14
1906	31
1907	36
1908	26
1909	7
1910	18
1911	42
1912	19
1913	28
1914	58
1915	27
1916	24
1917	36
1918	43
1919	43
1920	33
1921	87
1922	80
1923	72
1924	109
1925	122
1926	143
1927	301
1928	150
1929	355
1930	131
1931	574
1932	171
1933	212
1934	537
1935	186
1936	337
1937	212
1938	285
1939	433
1940	217
1941	711
1942	279
1943	238
1944	330
1945	331
1946	413
1947	1,049
1948	333
1949	321
1950	276
1951	503
1952	314
1953	392
1954	382
1955	413
1956	456
1957	272
1958	792
1959	557
1960	431
1961	1,026
1962	859
1963	368
1964	394
1965	536
1966	284
1967	350
1968	610
1969	863
1970	310
1971	767
1972	575
1973	834
1974	585
1975	397
1976	914
1977	826
1978	802
1979	521
1980	808
1981	711
1982	1,204
1983	1,666
1984	1,357
1985	914
1986	591
1987	1,139
1988	806
1989	817
1990	1,024
1991	1,647
1992	1,610
1993	870
1994	981
1995	1,078
1996	1,438
1997	1,108
1998	1,043
1999	952
2000	1,229
2001	1,024
2002	612
2003	1,049
2004	875
2005	1,032
2006	1,566
2007	1,084
2008	902
2009	733
2010	937
2011	1,188
2012	1,237
2013	541
2014	781
2015	487
2016	625
2017	710
2018	1,348
2019	973
2020	875
2021	537
2022	476
2023	445
2024	907
2025	663
2026	1,053

Download the Data

Data for records on 1911-05-28: 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 2	14
2 to 4	10
4 to 6	4
6 to 8	0
8 to 10	0
10 to 12	0
12 to 14	1