Weather Records on 20 May 1926

128 weather records were set or tied worldwide on 20 May 1926. Highest significance: Minnedosa, CA.

Key Facts for 20 May 1926

On 20 May 1926, 128 weather records were set or tied at long-record stations worldwide.
34 were record highs and 48 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 1 monthly and 126 daily.
Minnedosa set a daily record snowfall of 10.2 cm (4.0 in) on 20 May 1926.
Across 162 earlier years (1802 to 2026) the same calendar date averaged 458 records.

Record Map

128 stations

128 station records on 20 May 1926 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 May 1926: highest significance records shown on the map
Station	Country	Type	Value	Significance
Minnedosa	Canada	Record daily snowfall	10.2 cm (4.0 in)	57 of 100 (Notable)
St Albans	Canada	Record daily snowfall	19.1 cm (7.5 in)	51 of 100 (Notable)
Sheringa (Lake Hamilton)	Australia	Record daily precipitation	25.4 mm (1.0 in)	41 of 100 (Notable)
Nowra Council Offices	Australia	Record daily precipitation	101.9 mm (4.0 in)	37 of 100 (Notable)
Dwtn Charleston	United States	Record daily precipitation	48.5 mm (1.9 in)	37 of 100 (Notable)
Cantara	Australia	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Second Valley (Spring Grove)	Australia	Record daily precipitation	39.4 mm (1.6 in)	28 of 100 (Routine)
Brandon Cda	Canada	Record daily snowfall	17.8 cm (7.0 in)	27 of 100 (Routine)
Albany 3 SE	United States	Record daily precipitation	49.5 mm (1.9 in)	27 of 100 (Routine)
Windsor Riverside	Canada	Record low minimum temperature	1.7 C (35.1 F)	26 of 100 (Routine)
Blakely	United States	Record daily precipitation	51.8 mm (2.0 in)	25 of 100 (Routine)
Amite	United States	Record daily precipitation	70.6 mm (2.8 in)	23 of 100 (Routine)
Tumby Bay (Hillview)	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Przhevalsk	Kyrgyzstan	Record daily precipitation	15.6 mm (0.6 in)	20 of 100 (Routine)
Sarna	Sweden	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Junsele	Sweden	Record daily precipitation	9.8 mm (0.39 in)	20 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Minnedosa	Canada	Record low maximum temperature	2.2 C (36.0 F)	20 of 100 (Routine)
Enisejsk	Russia	Record low minimum temperature	-6.1 C (21.0 F)	20 of 100 (Routine)
Yamma	Australia	Record daily precipitation	3.0 mm (0.12 in)	19 of 100 (Routine)
Haparanda	Sweden	Record high maximum temperature	17.0 C (62.6 F)	19 of 100 (Routine)
Escondido	United States	Record high minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Melville	United States	Record daily precipitation	50.8 mm (2.0 in)	19 of 100 (Routine)
Moose Factory	Canada	Record low minimum temperature	-8.3 C (17.1 F)	17 of 100 (Routine)
Keene	United States	Record daily precipitation	11.2 mm (0.4 in)	17 of 100 (Routine)
Grants Pass	United States	Record high minimum temperature	14.4 C (57.9 F)	17 of 100 (Routine)
Newport	United States	Record high minimum temperature	11.7 C (53.1 F)	17 of 100 (Routine)
Port Augusta (Nectar Brook)	Australia	Record daily precipitation	8.4 mm (0.33 in)	16 of 100 (Routine)
Denman (Palace Street)	Australia	Record daily precipitation	1.0 mm (0.04 in)	16 of 100 (Routine)
Tomsk	Russia	Record low minimum temperature	-3.9 C (25.0 F)	16 of 100 (Routine)
Fitchburg 4 SE	United States	Record low minimum temperature	0.6 C (33.1 F)	16 of 100 (Routine)
Escanaba	United States	Record daily snowfall	1.0 cm (0.4 in)	16 of 100 (Routine)
Qu'appelle	Canada	Record daily precipitation	20.3 mm (0.8 in)	15 of 100 (Routine)
Keosauqua	United States	Record low minimum temperature	1.1 C (34.0 F)	15 of 100 (Routine)
Baton Rouge	United States	Record daily precipitation	36.6 mm (1.4 in)	15 of 100 (Routine)
Mackinaw City 2	United States	Record low maximum temperature	5.6 C (42.1 F)	15 of 100 (Routine)
Newton	United States	Record daily precipitation	19.1 mm (0.8 in)	15 of 100 (Routine)
Blackville 3 W	United States	Record low maximum temperature	22.8 C (73.0 F)	15 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low minimum temperature	12.0 C (53.6 F)	14 of 100 (Routine)
Granville (Kentucky)	Australia	Record daily precipitation	7.6 mm (0.30 in)	14 of 100 (Routine)
Bancroft	Canada	Record low maximum temperature	5.0 C (41.0 F)	14 of 100 (Routine)
Surgut	Russia	Record low minimum temperature	-12.6 C (9.3 F)	14 of 100 (Routine)
Tallahassee	United States	Record daily precipitation	40.6 mm (1.6 in)	14 of 100 (Routine)
Huntington	United States	Record low minimum temperature	0.0 C (32.0 F)	14 of 100 (Routine)
Lakeview 2 NNW	United States	Record high minimum temperature	8.9 C (48.0 F)	14 of 100 (Routine)
Elko Rgnl AP	United States	Record high minimum temperature	8.9 C (48.0 F)	14 of 100 (Routine)
Nerchinskij Zavod	Russia	Record high minimum temperature	6.5 C (43.7 F)	13 of 100 (Routine)
Federal Pt	United States	Record daily precipitation	11.2 mm (0.4 in)	13 of 100 (Routine)
St Ignace	United States	Record low maximum temperature	6.1 C (43.0 F)	13 of 100 (Routine)
Glendive	United States	Record high minimum temperature	15.0 C (59.0 F)	13 of 100 (Routine)
Cheraw	United States	Record low maximum temperature	21.1 C (70.0 F)	13 of 100 (Routine)
Escanaba	United States	Record low maximum temperature	6.7 C (44.1 F)	13 of 100 (Routine)
Santa Cruz	United States	Record high maximum temperature	27.8 C (82.0 F)	12 of 100 (Routine)
Mauzy	United States	Record low minimum temperature	1.7 C (35.1 F)	12 of 100 (Routine)
Cheneyville 1 NE	United States	Record daily precipitation	40.6 mm (1.6 in)	12 of 100 (Routine)
Elizabeth	United States	Record daily precipitation	6.4 mm (0.25 in)	12 of 100 (Routine)
Napoleon	United States	Record low minimum temperature	1.7 C (35.1 F)	12 of 100 (Routine)
Oodnadatta Post Office	Australia	Record daily precipitation	3.0 mm (0.12 in)	11 of 100 (Routine)
Ottawa	Canada	Record low maximum temperature	8.9 C (48.0 F)	11 of 100 (Routine)
Tartu	Estonia	Record high minimum temperature	14.8 C (58.6 F)	11 of 100 (Routine)

Counts by Type and Timescale

128 records

Records set or tied on 20 May 1926 by type: Highest daily maximum 6, Lowest daily maximum 16, Highest daily minimum 28, Lowest daily minimum 32, Heaviest daily rainfall 41, Heaviest daily snowfall 4, Deepest snow cover 1.

Records on 20 May 1926 by type
Record type	Records
Highest daily maximum	6
Lowest daily maximum	16
Highest daily minimum	28
Lowest daily minimum	32
Heaviest daily rainfall	41
Heaviest daily snowfall	4
Deepest snow cover	1

Records on 20 May 1926 by timescale: all-time 1, monthly 1, daily 126.

How Much Records Were Beaten By

98 broken records

Margins by which the 98 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 188.0. Ties are not counted.

Top 20 by Significance

20 May 1926

Top 20 records on 20 May 1926 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 May 1926	Minnedosa, CA	daily snowfall	10.2 cm (4.0 in)	9.2 cm (3.6 in)	43 years	57 of 100 (Notable)
20 May 1926	St Albans, CA	daily snowfall	19.1 cm (7.5 in)	18.8 cm (7.4 in)	33 years	51 of 100 (Notable)
20 May 1926	Sheringa (Lake Hamilton), AU	daily rain	25.4 mm (1.0 in)	13.7 mm (0.5 in)	36 years	41 of 100 (Notable)
20 May 1926	Nowra Council Offices, AU	daily rain	101.9 mm (4.0 in)	51.1 mm (2.0 in)	28 years	37 of 100 (Notable)
20 May 1926	Dwtn Charleston, US	daily rain	48.5 mm (1.9 in)	36.3 mm (1.4 in)	24 years	37 of 100 (Notable)
20 May 1926	Cantara, AU	daily rain	25.9 mm (1.0 in)	14.2 mm (0.6 in)	19 years	30 of 100 (Routine)
20 May 1926	Second Valley (Spring Grove), AU	daily rain	39.4 mm (1.6 in)	14.0 mm (0.6 in)	36 years	28 of 100 (Routine)
20 May 1926	Brandon Cda, CA	monthly snowfall	17.8 cm (7.0 in)	5.1 cm (2.0 in)	15 years	27 of 100 (Routine)
20 May 1926	Albany 3 SE, US	daily rain	49.5 mm (1.9 in)	33.2 mm (1.3 in)	16 years	27 of 100 (Routine)
20 May 1926	Windsor Riverside, CA	daily low min	1.7 C (35.1 F)	1.6 C (2.9 F)	57 years	26 of 100 (Routine)
20 May 1926	Blakely, US	daily rain	51.8 mm (2.0 in)	36.1 mm (1.4 in)	3 years	25 of 100 (Routine)
20 May 1926	Amite, US	daily rain	70.6 mm (2.8 in)	42.7 mm (1.7 in)	15 years	23 of 100 (Routine)
20 May 1926	Tumby Bay (Hillview), AU	daily rain	21.6 mm (0.9 in)	17.0 mm (0.7 in)	32 years	20 of 100 (Routine)
20 May 1926	Przhevalsk, KG	daily rain	15.6 mm (0.6 in)	9.2 mm (0.36 in)	43 years	20 of 100 (Routine)
20 May 1926	Sarna, SE	daily rain	17.3 mm (0.7 in)	8.5 mm (0.33 in)	13 years	20 of 100 (Routine)
20 May 1926	Junsele, SE	daily rain	9.8 mm (0.39 in)	3.3 mm (0.13 in)	41 years	20 of 100 (Routine)
20 May 1926	Rapid City Forrest, CA	daily rain	17.8 mm (0.7 in)	7.1 mm (0.28 in)	32 years	20 of 100 (Routine)
20 May 1926	Minnedosa, CA	daily low max	2.2 C (36.0 F)	2.2 C (4.0 F)	43 years	20 of 100 (Routine)
20 May 1926	Enisejsk, RU	daily low min	-6.1 C (21.0 F)	3.0 C (5.4 F)	35 years	20 of 100 (Routine)
20 May 1926	Yamma, AU	daily rain	3.0 mm (0.12 in)	1.5 mm (0.06 in)	46 years	19 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

1802 to 1926

Records set or tied on this calendar date in each year from 1802 to 1926. 1926 had 128 records.

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

Records on 05-20 in each year
Year	Records
1802	1
1803	1
1804	1
1815	1
1825	1
1837	1
1844	1
1845	3
1847	1
1854	1
1858	3
1861	1
1862	1
1865	1
1867	1
1868	2
1870	3
1871	2
1876	2
1877	3
1879	1
1880	2
1884	2
1885	1
1887	2
1889	3
1890	3
1891	5
1892	3
1893	1
1894	6
1895	3
1896	3
1897	3
1898	4
1899	4
1900	1
1901	5
1902	11
1903	19
1904	4
1905	4
1906	22
1907	35
1908	23
1909	10
1910	20
1911	82
1912	20
1913	10
1914	16
1915	42
1916	29
1917	46
1918	92
1919	56
1920	44
1921	234
1922	40
1923	125
1924	189
1925	251
1926	128
1927	118
1928	138
1929	323
1930	129
1931	451
1932	689
1933	449
1934	582
1935	259
1936	207
1937	270
1938	331
1939	266
1940	337
1941	378
1942	337
1943	802
1944	315
1945	498
1946	339
1947	358
1948	514
1949	586
1950	327
1951	288
1952	615
1953	518
1954	822
1955	421
1956	565
1957	728
1958	378
1959	785
1960	612
1961	333
1962	773
1963	732
1964	517
1965	200
1966	416
1967	587
1968	743
1969	885
1970	310
1971	653
1972	612
1973	419
1974	893
1975	1,332
1976	837
1977	553
1978	534
1979	683
1980	751
1981	1,540
1982	554
1983	1,307
1984	867
1985	426
1986	790
1987	1,036
1988	805
1989	764
1990	722
1991	925
1992	1,200
1993	1,208
1994	778
1995	734
1996	1,749
1997	1,106
1998	1,124
1999	673
2000	991
2001	847
2002	2,299
2003	1,201
2004	746
2005	929
2006	1,006
2007	565
2008	999
2009	1,529
2010	1,011
2011	1,117
2012	604
2013	919
2014	629
2015	1,001
2016	692
2017	1,214
2018	460
2019	1,483
2020	784
2021	904
2022	1,643
2023	1,106
2024	478
2025	969
2026	696

Download the Data

Data for records on 1926-05-20: 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 25	89
25 to 50	5
50 to 75	2
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1