Weather Records on 21 April 1934

497 weather records were set or tied worldwide on 21 April 1934. Highest significance: Clyde State School, AU.

Key Facts for 21 April 1934

On 21 April 1934, 497 weather records were set or tied at long-record stations worldwide.
161 were record highs and 172 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 484 daily.
Clyde State School set a daily record precipitation of 38.6 mm (1.5 in) on 21 April 1934.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

497 stations

497 station records on 21 April 1934 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Clyde State School	Australia	Record daily precipitation	38.6 mm (1.5 in)	47 of 100 (Notable)
Arantangi	India	Record daily precipitation	43.7 mm (1.7 in)	43 of 100 (Notable)
Poowong (Post Office)	Australia	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Beaconsfield Upper	Australia	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Albertvale	South Africa	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Korumburra	Australia	Record daily precipitation	39.4 mm (1.6 in)	34 of 100 (Routine)
Weeaproinah	Australia	Record daily precipitation	48.3 mm (1.9 in)	33 of 100 (Routine)
Macarthur (Glenhuntly)	Australia	Record daily precipitation	26.7 mm (1.1 in)	31 of 100 (Routine)
Chama	United States	Record high minimum temperature	8.3 C (46.9 F)	30 of 100 (Routine)
Setif	Algeria	Record high minimum temperature	14.0 C (57.2 F)	28 of 100 (Routine)
Vale	United States	Record high maximum temperature	32.2 C (90.0 F)	28 of 100 (Routine)
Beenak	Australia	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Wandin (Yallock)	Australia	Record daily precipitation	38.9 mm (1.5 in)	27 of 100 (Routine)
Barkerville	Canada	Record high maximum temperature	25.6 C (78.1 F)	26 of 100 (Routine)
Constantine	Algeria	Record high minimum temperature	15.0 C (59.0 F)	25 of 100 (Routine)
Childers	Australia	Record daily precipitation	28.4 mm (1.1 in)	25 of 100 (Routine)
Grantville	Australia	Record daily precipitation	28.4 mm (1.1 in)	25 of 100 (Routine)
Schreiber	Canada	Record daily snowfall	10.2 cm (4.0 in)	25 of 100 (Routine)
Kilanilai	India	Record daily precipitation	32.8 mm (1.3 in)	25 of 100 (Routine)
Nullawarre	Australia	Record daily precipitation	31.5 mm (1.2 in)	24 of 100 (Routine)
Wagga Wagga (Kooringal)	Australia	Record low maximum temperature	11.4 C (52.5 F)	23 of 100 (Routine)
Beech Forest	Australia	Record daily precipitation	43.9 mm (1.7 in)	23 of 100 (Routine)
Tirumangalam	India	Record daily precipitation	44.5 mm (1.8 in)	23 of 100 (Routine)
De Vlei "de Kruis"	South Africa	Record daily precipitation	26.2 mm (1.0 in)	23 of 100 (Routine)
Bluefield 2 NW	United States	Record low minimum temperature	-10.0 C (14.0 F)	23 of 100 (Routine)
Mount McIntyre	Australia	Record daily precipitation	27.4 mm (1.1 in)	22 of 100 (Routine)
Fruita	United States	Record high maximum temperature	32.8 C (91.0 F)	22 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record low maximum temperature	19.4 C (66.9 F)	22 of 100 (Routine)
Port Townsend	United States	Record high maximum temperature	23.3 C (73.9 F)	22 of 100 (Routine)
Lardner (Brandie Braes)	Australia	Record daily precipitation	28.7 mm (1.1 in)	21 of 100 (Routine)
Zagreb-Gric	Croatia	Record high minimum temperature	13.9 C (57.0 F)	21 of 100 (Routine)
Adirampatanam	India	Record daily precipitation	26.2 mm (1.0 in)	21 of 100 (Routine)
Hillsboro	United States	Record low maximum temperature	6.7 C (44.1 F)	21 of 100 (Routine)
Wenatchee 6 SW	United States	Record high maximum temperature	30.0 C (86.0 F)	21 of 100 (Routine)
Kirov	Russia	Record daily precipitation	17.9 mm (0.7 in)	20 of 100 (Routine)
Hoshangabad	India	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Aberdeen Rd (Sar)	South Africa	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Mortlake	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Thorpdale State School	Australia	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Heywood Post Office	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Kavali	India	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Yannathan	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Buffalo	United States	Record daily snowfall	3.3 cm (1.3 in)	20 of 100 (Routine)
Douglas	South Africa	Record daily precipitation	9.4 mm (0.37 in)	20 of 100 (Routine)
Warragul	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Penshurst (Post Office)	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Klipplaat (Sar)	South Africa	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Juanbung	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Neerim	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Darnum	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Red Hill South	Australia	Record daily precipitation	33.8 mm (1.3 in)	20 of 100 (Routine)
Merino (Glenorchy Estate)	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Burnie (No 1)	Australia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Nanaimo	Canada	Record high maximum temperature	24.4 C (75.9 F)	20 of 100 (Routine)
Revelstoke	Canada	Record high maximum temperature	25.6 C (78.1 F)	20 of 100 (Routine)
Surgut	Russia	Record low minimum temperature	-25.8 C (-14.4 F)	20 of 100 (Routine)
Coleraine Hospital	Australia	Record daily precipitation	19.1 mm (0.8 in)	19 of 100 (Routine)
Quatsino	Canada	Record high maximum temperature	21.7 C (71.1 F)	19 of 100 (Routine)
Golden A	Canada	Record high maximum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Talbotton	United States	Record low minimum temperature	0.6 C (33.1 F)	19 of 100 (Routine)

Counts by Type and Timescale

497 records

Records set or tied on 21 April 1934 by type: Highest daily maximum 102, Lowest daily maximum 49, Highest daily minimum 59, Lowest daily minimum 123, Heaviest daily rainfall 160, Heaviest daily snowfall 4.

Records on 21 April 1934 by type
Record type	Records
Highest daily maximum	102
Lowest daily maximum	49
Highest daily minimum	59
Lowest daily minimum	123
Heaviest daily rainfall	160
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 21 April 1934 by timescale: all-time 0, monthly 13, daily 484.

How Much Records Were Beaten By

388 broken records

Margins by which the 388 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 51.0. Ties are not counted.

Top 20 by Significance

21 April 1934

Top 20 records on 21 April 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1934	Clyde State School, AU	daily rain	38.6 mm (1.5 in)	27.2 mm (1.1 in)	20 years	47 of 100 (Notable)
21 April 1934	Arantangi, IN	daily rain	43.7 mm (1.7 in)	37.3 mm (1.5 in)	19 years	43 of 100 (Notable)
21 April 1934	Poowong (Post Office), AU	daily rain	38.1 mm (1.5 in)	25.4 mm (1.0 in)	32 years	38 of 100 (Notable)
21 April 1934	Beaconsfield Upper, AU	daily rain	36.8 mm (1.4 in)	23.6 mm (0.9 in)	20 years	37 of 100 (Notable)
21 April 1934	Albertvale, ZA	daily rain	29.0 mm (1.1 in)	21.1 mm (0.8 in)	24 years	35 of 100 (Notable)
21 April 1934	Korumburra, AU	daily rain	39.4 mm (1.6 in)	23.4 mm (0.9 in)	32 years	34 of 100 (Routine)
21 April 1934	Weeaproinah, AU	daily rain	48.3 mm (1.9 in)	24.2 mm (1.0 in)	20 years	33 of 100 (Routine)
21 April 1934	Macarthur (Glenhuntly), AU	daily rain	26.7 mm (1.1 in)	9.4 mm (0.37 in)	37 years	31 of 100 (Routine)
21 April 1934	Chama, US	monthly high min	8.3 C (46.9 F)	3.3 C (5.9 F)	27 years	30 of 100 (Routine)
21 April 1934	Setif, DZ	daily high min	14.0 C (57.2 F)	2.5 C (4.5 F)	54 years	28 of 100 (Routine)
21 April 1934	Vale, US	daily high max	32.2 C (90.0 F)	6.6 C (11.9 F)	39 years	28 of 100 (Routine)
21 April 1934	Beenak, AU	daily rain	33.0 mm (1.3 in)	13.9 mm (0.5 in)	42 years	27 of 100 (Routine)
21 April 1934	Wandin (Yallock), AU	daily rain	38.9 mm (1.5 in)	14.8 mm (0.6 in)	32 years	27 of 100 (Routine)
21 April 1934	Barkerville, CA	daily high max	25.6 C (78.1 F)	6.7 C (12.1 F)	28 years	26 of 100 (Routine)
21 April 1934	Constantine, DZ	daily high min	15.0 C (59.0 F)	3.0 C (5.4 F)	40 years	25 of 100 (Routine)
21 April 1934	Childers, AU	daily rain	28.4 mm (1.1 in)	17.0 mm (0.7 in)	20 years	25 of 100 (Routine)
21 April 1934	Grantville, AU	daily rain	28.4 mm (1.1 in)	7.6 mm (0.30 in)	42 years	25 of 100 (Routine)
21 April 1934	Schreiber, CA	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	40 years	25 of 100 (Routine)
21 April 1934	Kilanilai, IN	daily rain	32.8 mm (1.3 in)	24.4 mm (1.0 in)	13 years	25 of 100 (Routine)
21 April 1934	Nullawarre, AU	daily rain	31.5 mm (1.2 in)	9.1 mm (0.36 in)	20 years	24 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 1934

Records set or tied on this calendar date in each year from 1793 to 1934. 1934 had 497 records.

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

Records on 04-21 in each year
Year	Records
1793	1
1814	1
1820	1
1838	1
1849	2
1851	1
1852	3
1854	1
1858	3
1861	2
1865	3
1866	1
1868	1
1870	1
1875	4
1876	2
1877	1
1879	3
1880	1
1881	1
1882	1
1884	1
1885	2
1888	1
1890	1
1891	1
1892	1
1893	2
1894	4
1895	1
1897	1
1898	2
1899	2
1900	7
1901	17
1902	7
1903	3
1904	10
1905	18
1906	5
1907	17
1908	25
1909	20
1910	33
1911	9
1912	22
1913	14
1914	220
1915	24
1916	64
1917	48
1918	84
1919	31
1920	85
1921	59
1922	70
1923	223
1924	119
1925	295
1926	148
1927	284
1928	269
1929	193
1930	127
1931	358
1932	304
1933	201
1934	497
1935	266
1936	277
1937	416
1938	295
1939	110
1940	462
1941	306
1942	285
1943	481
1944	261
1945	367
1946	448
1947	459
1948	365
1949	448
1950	529
1951	884
1952	665
1953	640
1954	527
1955	607
1956	497
1957	824
1958	329
1959	505
1960	889
1961	647
1962	319
1963	778
1964	1,125
1965	658
1966	756
1967	903
1968	655
1969	388
1970	728
1971	546
1972	593
1973	1,163
1974	528
1975	360
1976	452
1977	854
1978	735
1979	449
1980	1,934
1981	944
1982	1,075
1983	1,366
1984	1,231
1985	1,245
1986	977
1987	1,290
1988	898
1989	1,557
1990	1,463
1991	1,291
1992	1,763
1993	847
1994	859
1995	1,476
1996	788
1997	964
1998	876
1999	752
2000	921
2001	967
2002	1,312
2003	607
2004	586
2005	693
2006	761
2007	480
2008	1,327
2009	983
2010	805
2011	1,053
2012	687
2013	1,015
2014	393
2015	621
2016	587
2017	797
2018	862
2019	731
2020	397
2021	1,608
2022	433
2023	886
2024	754
2025	506
2026	853

Download the Data

Data for records on 1934-04-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	357
10 to 20	18
20 to 30	11
30 to 40	1
40 to 50	0
50 to 60	1