Weather Records on 9 April 1920

56 weather records were set or tied worldwide on 9 April 1920. Highest significance: Calgary Int'l A, CA.

Key Facts for 9 April 1920

On 9 April 1920, 56 weather records were set or tied at long-record stations worldwide.
15 were record highs and 22 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 55 daily.
Calgary Int'l A set a daily record snowfall of 5.1 cm (2.0 in) on 9 April 1920.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 466 records.

Record Map

56 stations

56 station records on 9 April 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 April 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Calgary Int'l A	Canada	Record daily snowfall	5.1 cm (2.0 in)	22 of 100 (Routine)
Hoburg	Sweden	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Sheffield	United Kingdom	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Carrieton (Yackara)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Chita	Russia	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Karlshamn	Sweden	Record daily precipitation	14.6 mm (0.6 in)	20 of 100 (Routine)
Bramfield Post Office	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Battleford	Canada	Record low minimum temperature	-15.6 C (3.9 F)	20 of 100 (Routine)
Arnsberg	Germany	Record high minimum temperature	11.0 C (51.8 F)	19 of 100 (Routine)
Qu'appelle	Canada	Record low minimum temperature	-13.9 C (7.0 F)	17 of 100 (Routine)
Kola-In-Murman	Russia	Record daily precipitation	4.6 mm (0.18 in)	17 of 100 (Routine)
Tulbagh (Pol)	South Africa	Record daily precipitation	16.3 mm (0.6 in)	17 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	-12.8 C (9.0 F)	17 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	13.0 C (55.4 F)	16 of 100 (Routine)
Medicine Hat A	Canada	Record daily snowfall	1.0 cm (0.4 in)	15 of 100 (Routine)
Grenfell	Canada	Record low minimum temperature	-13.3 C (8.1 F)	15 of 100 (Routine)
Minnedosa	Canada	Record low minimum temperature	-17.8 C (0.0 F)	15 of 100 (Routine)
Brandon Cda	Canada	Record low minimum temperature	-13.9 C (7.0 F)	14 of 100 (Routine)
London South	Canada	Record low minimum temperature	-8.9 C (16.0 F)	14 of 100 (Routine)
Lowell	United States	Record low minimum temperature	-6.7 C (19.9 F)	14 of 100 (Routine)
Calgary Int'l A	Canada	Record low minimum temperature	-7.2 C (19.0 F)	13 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record high minimum temperature	8.9 C (48.0 F)	13 of 100 (Routine)
Magdeburg	Germany	Record high minimum temperature	9.0 C (48.2 F)	13 of 100 (Routine)
Waren	Germany	Record high minimum temperature	7.5 C (45.5 F)	13 of 100 (Routine)
Wrixum/Fohr	Germany	Record daily precipitation	9.8 mm (0.39 in)	13 of 100 (Routine)
Medicine Hat A	Canada	Record low maximum temperature	6.1 C (43.0 F)	12 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record daily precipitation	11.4 mm (0.4 in)	12 of 100 (Routine)
Hohenpeissenberg	Germany	Record high minimum temperature	8.3 C (46.9 F)	12 of 100 (Routine)
Kazan	Russia	Record high minimum temperature	4.0 C (39.2 F)	12 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record daily precipitation	14.0 mm (0.6 in)	11 of 100 (Routine)
London South	Canada	Record daily snowfall	5.1 cm (2.0 in)	11 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	20.4 C (68.7 F)	11 of 100 (Routine)
Plauen	Germany	Record high maximum temperature	21.0 C (69.8 F)	11 of 100 (Routine)
West Terschelling	Netherlands	Record daily precipitation	8.1 mm (0.32 in)	11 of 100 (Routine)
Falsterbo	Sweden	Record daily precipitation	9.1 mm (0.36 in)	11 of 100 (Routine)
Saentis	Switzerland	Record high minimum temperature	-0.6 C (30.9 F)	11 of 100 (Routine)
Salzburg	Austria	Record high minimum temperature	9.0 C (48.2 F)	10 of 100 (Routine)
Calgary Int'l A	Canada	Record daily precipitation	5.1 mm (0.20 in)	10 of 100 (Routine)
Storrs	United States	Record low minimum temperature	-5.6 C (21.9 F)	10 of 100 (Routine)
Kirchdorf/Poel	Germany	Record high minimum temperature	6.0 C (42.8 F)	9 of 100 (Routine)
Kirov	Russia	Record high minimum temperature	1.5 C (34.7 F)	9 of 100 (Routine)
Middletown 4 W	United States	Record low minimum temperature	-7.2 C (19.0 F)	8 of 100 (Routine)
Cairns Post Office	Australia	Record low minimum temperature	19.7 C (67.5 F)	7 of 100 (Routine)
Middletown 4 W	United States	Record low maximum temperature	1.7 C (35.1 F)	7 of 100 (Routine)
Indian Head Cda	Canada	Record low maximum temperature	0.6 C (33.1 F)	6 of 100 (Routine)
Olands Sodra Udde	Sweden	Record daily precipitation	10.3 mm (0.4 in)	6 of 100 (Routine)
Adrian 2 NNE	United States	Record low maximum temperature	2.2 C (36.0 F)	6 of 100 (Routine)
Hano_A	Sweden	Record daily precipitation	10.6 mm (0.4 in)	5 of 100 (Routine)
Cottbus	Germany	Record high maximum temperature	22.9 C (73.2 F)	4 of 100 (Routine)
Lucknow	Canada	Record low minimum temperature	-15.0 C (5.0 F)	3 of 100 (Routine)
Southampton	Canada	Record low minimum temperature	-12.2 C (10.0 F)	3 of 100 (Routine)
Alton	Canada	Record low maximum temperature	-2.2 C (28.0 F)	3 of 100 (Routine)
Bird Rocks	Canada	Record high maximum temperature	8.9 C (48.0 F)	2 of 100 (Routine)
Galway	Ireland	Record low maximum temperature	7.2 C (45.0 F)	1 of 100 (Routine)
Buffalo	United States	Record low maximum temperature	-1.1 C (30.0 F)	1 of 100 (Routine)
St Albans	Canada	Record low maximum temperature	2.2 C (36.0 F)	0 of 100 (Routine)

Counts by Type and Timescale

56 records

Records set or tied on 9 April 1920 by type: Highest daily maximum 4, Lowest daily maximum 8, Highest daily minimum 11, Lowest daily minimum 14, Heaviest daily rainfall 16, Heaviest daily snowfall 3.

Records on 9 April 1920 by type
Record type	Records
Highest daily maximum	4
Lowest daily maximum	8
Highest daily minimum	11
Lowest daily minimum	14
Heaviest daily rainfall	16
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 9 April 1920 by timescale: all-time 0, monthly 1, daily 55.

How Much Records Were Beaten By

50 broken records

Margins by which the 50 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 41.0. Ties are not counted.

Top 20 by Significance

9 April 1920

Top 20 records on 9 April 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 April 1920	Calgary Int'l A, CA	daily snowfall	5.1 cm (2.0 in)	4.1 cm (1.6 in)	24 years	22 of 100 (Routine)
9 April 1920	Hoburg, SE	daily rain	13.0 mm (0.5 in)	6.6 mm (0.26 in)	15 years	20 of 100 (Routine)
9 April 1920	Sheffield, GB	daily rain	14.2 mm (0.6 in)	6.6 mm (0.26 in)	20 years	20 of 100 (Routine)
9 April 1920	Carrieton (Yackara), AU	daily rain	24.1 mm (0.9 in)	13.2 mm (0.5 in)	29 years	20 of 100 (Routine)
9 April 1920	Chita, RU	daily rain	11.2 mm (0.4 in)	5.7 mm (0.22 in)	20 years	20 of 100 (Routine)
9 April 1920	Karlshamn, SE	daily rain	14.6 mm (0.6 in)	1.1 mm (0.04 in)	52 years	20 of 100 (Routine)
9 April 1920	Bramfield Post Office, AU	daily rain	8.1 mm (0.32 in)	6.1 mm (0.24 in)	30 years	20 of 100 (Routine)
9 April 1920	Battleford, CA	daily low min	-15.6 C (3.9 F)	3.9 C (7.0 F)	35 years	20 of 100 (Routine)
9 April 1920	Arnsberg, DE	daily high min	11.0 C (51.8 F)	2.8 C (5.0 F)	25 years	19 of 100 (Routine)
9 April 1920	Qu'appelle, CA	daily low min	-13.9 C (7.0 F)	2.2 C (4.0 F)	35 years	17 of 100 (Routine)
9 April 1920	Kola-In-Murman, RU	daily rain	4.6 mm (0.18 in)	2.2 mm (0.09 in)	8 years	17 of 100 (Routine)
9 April 1920	Tulbagh (Pol), ZA	daily rain	16.3 mm (0.6 in)	7.7 mm (0.30 in)	19 years	17 of 100 (Routine)
9 April 1920	Morris W Cntrl Rsch & Outreach, US	daily low min	-12.8 C (9.0 F)	3.4 C (6.1 F)	27 years	17 of 100 (Routine)
9 April 1920	Nemours (Ghazaouet), DZ	daily high min	13.0 C (55.4 F)	1.0 C (1.8 F)	27 years	16 of 100 (Routine)
9 April 1920	Medicine Hat A, CA	daily snowfall	1.0 cm (0.4 in)	1.0 cm (0.4 in)	35 years	15 of 100 (Routine)
9 April 1920	Grenfell, CA	daily low min	-13.3 C (8.1 F)	2.7 C (4.9 F)	27 years	15 of 100 (Routine)
9 April 1920	Minnedosa, CA	daily low min	-17.8 C (0.0 F)	2.2 C (4.0 F)	27 years	15 of 100 (Routine)
9 April 1920	Brandon Cda, CA	daily low min	-13.9 C (7.0 F)	1.7 C (3.1 F)	27 years	14 of 100 (Routine)
9 April 1920	London South, CA	daily low min	-8.9 C (16.0 F)	0.6 C (1.1 F)	34 years	14 of 100 (Routine)
9 April 1920	Lowell, US	daily low min	-6.7 C (19.9 F)	1.7 C (3.1 F)	23 years	14 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

1793 to 1920

Records set or tied on this calendar date in each year from 1793 to 1920. 1920 had 56 records.

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

Records on 04-09 in each year
Year	Records
1793	2
1798	1
1800	1
1805	1
1809	2
1812	2
1815	1
1818	1
1839	1
1842	2
1844	1
1846	1
1847	1
1849	1
1854	1
1856	1
1859	1
1862	1
1863	1
1864	1
1865	2
1866	2
1869	1
1871	2
1873	1
1877	1
1883	1
1884	1
1885	3
1886	1
1887	1
1888	3
1889	1
1890	7
1892	1
1893	1
1894	2
1895	4
1896	1
1897	3
1898	3
1899	9
1900	3
1901	8
1902	8
1903	12
1904	15
1905	21
1906	20
1907	21
1908	28
1909	25
1910	19
1911	21
1912	51
1913	16
1914	41
1915	89
1916	85
1917	105
1918	29
1919	67
1920	56
1921	114
1922	140
1923	79
1924	353
1925	129
1926	83
1927	260
1928	395
1929	402
1930	430
1931	193
1932	119
1933	320
1934	310
1935	398
1936	151
1937	172
1938	378
1939	282
1940	214
1941	297
1942	432
1943	752
1944	564
1945	1,055
1946	335
1947	174
1948	365
1949	179
1950	750
1951	304
1952	578
1953	638
1954	239
1955	484
1956	371
1957	502
1958	294
1959	634
1960	623
1961	879
1962	344
1963	390
1964	645
1965	651
1966	466
1967	743
1968	669
1969	898
1970	489
1971	576
1972	1,200
1973	1,695
1974	972
1975	968
1976	347
1977	1,693
1978	921
1979	855
1980	911
1981	785
1982	1,923
1983	1,170
1984	904
1985	1,424
1986	620
1987	604
1988	737
1989	1,402
1990	888
1991	1,545
1992	641
1993	687
1994	511
1995	1,296
1996	1,547
1997	2,686
1998	1,018
1999	1,848
2000	997
2001	1,947
2002	590
2003	1,781
2004	572
2005	998
2006	603
2007	1,412
2008	1,029
2009	802
2010	652
2011	1,480
2012	640
2013	1,245
2014	592
2015	664
2016	974
2017	759
2018	1,306
2019	716
2020	916
2021	642
2022	574
2023	512
2024	1,093
2025	530
2026	517

Download the Data

Data for records on 1920-04-09: 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).

Histogram of margins by which records were beaten on 9 April 1920
Margin	Records
0 to 10	46
10 to 20	2
20 to 30	1
30 to 40	0
40 to 50	1