Weather Records on 21 July 1934

965 weather records were set or tied worldwide on 21 July 1934. Highest significance: Plauen, DE.

Key Facts for 21 July 1934

On 21 July 1934, 965 weather records were set or tied at long-record stations worldwide.
799 were record highs and 64 were record lows, counting maximum and minimum temperature.
By timescale, 106 were all-time records, 43 monthly and 816 daily.
Plauen set a daily record precipitation of 36.0 mm (1.4 in) on 21 July 1934.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 464 records.

Record Map

965 stations

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

Weather records on 21 July 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Plauen	Germany	Record daily precipitation	36.0 mm (1.4 in)	53 of 100 (Notable)
Reitz 36	South Africa	Record daily precipitation	27.7 mm (1.1 in)	46 of 100 (Notable)
Alexandria (Pol)	South Africa	Record daily precipitation	41.9 mm (1.6 in)	44 of 100 (Notable)
Kologha (Bos)	South Africa	Record daily precipitation	42.2 mm (1.7 in)	44 of 100 (Notable)
Academy 2NE	United States	Record high minimum temperature	30.6 C (87.1 F)	43 of 100 (Notable)
Blacksburg	United States	Record high minimum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Gorlitz	Germany	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Greenville Wtp	United States	Record high maximum temperature	40.6 C (105.1 F)	39 of 100 (Notable)
Thorpdale State School	Australia	Record daily precipitation	36.3 mm (1.4 in)	38 of 100 (Notable)
Columbus Ohio St UNIV	United States	Record high maximum temperature	41.1 C (106.0 F)	38 of 100 (Notable)
Aleksandrovsk-Sahalinskij	Russia	Record daily precipitation	32.9 mm (1.3 in)	37 of 100 (Notable)
Oakdale	United States	Record high minimum temperature	27.8 C (82.0 F)	37 of 100 (Notable)
Peddie (Mag)	South Africa	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Cata (Bos)	South Africa	Record daily precipitation	43.7 mm (1.7 in)	36 of 100 (Notable)
Cambridge City 3 N	United States	Record high maximum temperature	42.2 C (108.0 F)	36 of 100 (Notable)
Wakefield 3NW	United States	Record high minimum temperature	27.2 C (81.0 F)	36 of 100 (Notable)
Clark	United States	Record high maximum temperature	42.8 C (109.0 F)	36 of 100 (Notable)
Marion	United States	Record high minimum temperature	28.9 C (84.0 F)	36 of 100 (Notable)
Rushville	United States	Record high maximum temperature	43.3 C (109.9 F)	35 of 100 (Notable)
Bluffton Wtr Wks	United States	Record high maximum temperature	43.9 C (111.0 F)	35 of 100 (Notable)
Fairfax	United States	Record high minimum temperature	29.4 C (84.9 F)	35 of 100 (Notable)
Huntington 1	United States	Record high minimum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Chemnitz	Germany	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Greenfield	United States	Record high maximum temperature	42.2 C (108.0 F)	33 of 100 (Routine)
Richmond Wtr Wks	United States	Record high maximum temperature	39.4 C (102.9 F)	33 of 100 (Routine)
Waukesha Wwtp	United States	Record high maximum temperature	41.1 C (106.0 F)	33 of 100 (Routine)
Pirie (Bos)	South Africa	Record daily precipitation	36.1 mm (1.4 in)	32 of 100 (Routine)
Farmland 5 NNW	United States	Record high maximum temperature	41.7 C (107.1 F)	32 of 100 (Routine)
Veedersburg	United States	Record high maximum temperature	42.8 C (109.0 F)	32 of 100 (Routine)
Charlotte	United States	Record high maximum temperature	38.9 C (102.0 F)	31 of 100 (Routine)
Zumbrota	United States	Record high minimum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Delaware	United States	Record high maximum temperature	43.3 C (109.9 F)	31 of 100 (Routine)
Marion	United States	Record high maximum temperature	41.1 C (106.0 F)	31 of 100 (Routine)
Urbana Wrf	United States	Record high maximum temperature	41.7 C (107.1 F)	31 of 100 (Routine)
Watertown Rgnl AP	United States	Record high maximum temperature	43.3 C (109.9 F)	31 of 100 (Routine)
Fort Fordyce (Bos)	South Africa	Record daily precipitation	59.7 mm (2.4 in)	30 of 100 (Routine)
Isidinge (Bos)	South Africa	Record daily precipitation	39.4 mm (1.6 in)	30 of 100 (Routine)
Cassopolis	United States	Record high maximum temperature	40.0 C (104.0 F)	30 of 100 (Routine)
Kalamazoo State Hospital	United States	Record high maximum temperature	41.1 C (106.0 F)	30 of 100 (Routine)
Vermillion 2 SE	United States	Record high minimum temperature	27.8 C (82.0 F)	30 of 100 (Routine)
Kentani (Bos)	South Africa	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Delphi 2 N	United States	Record high maximum temperature	44.4 C (111.9 F)	29 of 100 (Routine)
Ft Wayne City	United States	Record high maximum temperature	40.0 C (104.0 F)	29 of 100 (Routine)
Grand Rapids Wb City	United States	Record high maximum temperature	40.0 C (104.0 F)	29 of 100 (Routine)
Milan 1NW	United States	Record high maximum temperature	45.0 C (113.0 F)	29 of 100 (Routine)
Macon	United States	Record high minimum temperature	28.9 C (84.0 F)	29 of 100 (Routine)
Bellefontaine	United States	Record high maximum temperature	40.6 C (105.1 F)	29 of 100 (Routine)
Huron Rgnl AP	United States	Record high maximum temperature	43.3 C (109.9 F)	29 of 100 (Routine)
Nalgonda	India	Record daily precipitation	66.8 mm (2.6 in)	28 of 100 (Routine)
Beardsley	United States	Record high minimum temperature	27.2 C (81.0 F)	28 of 100 (Routine)
New Bremen	United States	Record high maximum temperature	41.1 C (106.0 F)	28 of 100 (Routine)
Pendleton Dwtn	United States	Record low maximum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Fairfax	United States	Record high maximum temperature	43.9 C (111.0 F)	28 of 100 (Routine)
Howard	United States	Record high maximum temperature	43.9 C (111.0 F)	28 of 100 (Routine)
Lewisburg 3 N	United States	Record high maximum temperature	38.9 C (102.0 F)	28 of 100 (Routine)
Lancaster 4 WSW	United States	Record high minimum temperature	28.9 C (84.0 F)	28 of 100 (Routine)
Fort Cunynghame (Bos)	South Africa	Record daily precipitation	27.4 mm (1.1 in)	27 of 100 (Routine)
Whitestown	United States	Record high maximum temperature	42.2 C (108.0 F)	27 of 100 (Routine)
Dayton Mcd	United States	Record high minimum temperature	27.8 C (82.0 F)	27 of 100 (Routine)
De Smet	United States	Record high maximum temperature	43.9 C (111.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

965 records

Records set or tied on 21 July 1934 by type: Highest daily maximum 412, Lowest daily maximum 46, Highest daily minimum 387, Lowest daily minimum 18, Heaviest daily rainfall 102.

Records on 21 July 1934 by type
Record type	Records
Highest daily maximum	412
Lowest daily maximum	46
Highest daily minimum	387
Lowest daily minimum	18
Heaviest daily rainfall	102
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 1934 by timescale: all-time 106, monthly 43, daily 816.

How Much Records Were Beaten By

722 broken records

Margins by which the 722 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 46.2. Ties are not counted.

Top 20 by Significance

21 July 1934

Top 20 records on 21 July 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 1934	Plauen, DE	daily rain	36.0 mm (1.4 in)	24.9 mm (1.0 in)	51 years	53 of 100 (Notable)
21 July 1934	Reitz 36, ZA	daily rain	27.7 mm (1.1 in)	25.4 mm (1.0 in)	19 years	46 of 100 (Notable)
21 July 1934	Alexandria (Pol), ZA	daily rain	41.9 mm (1.6 in)	30.5 mm (1.2 in)	36 years	44 of 100 (Notable)
21 July 1934	Kologha (Bos), ZA	daily rain	42.2 mm (1.7 in)	36.9 mm (1.5 in)	29 years	44 of 100 (Notable)
21 July 1934	Academy 2NE, US	all-time high min	30.6 C (87.1 F)	4.5 C (8.1 F)	33 years	43 of 100 (Notable)
21 July 1934	Blacksburg, US	all-time high min	23.3 C (73.9 F)	1.6 C (2.9 F)	37 years	40 of 100 (Notable)
21 July 1934	Gorlitz, DE	daily rain	31.8 mm (1.3 in)	19.2 mm (0.8 in)	36 years	39 of 100 (Notable)
21 July 1934	Greenville Wtp, US	all-time high max	40.6 C (105.1 F)	2.3 C (4.1 F)	32 years	39 of 100 (Notable)
21 July 1934	Thorpdale State School, AU	daily rain	36.3 mm (1.4 in)	16.5 mm (0.6 in)	41 years	38 of 100 (Notable)
21 July 1934	Columbus Ohio St UNIV, US	all-time high max	41.1 C (106.0 F)	1.7 C (3.1 F)	32 years	38 of 100 (Notable)
21 July 1934	Aleksandrovsk-Sahalinskij, RU	daily rain	32.9 mm (1.3 in)	18.7 mm (0.7 in)	21 years	37 of 100 (Notable)
21 July 1934	Oakdale, US	all-time high min	27.8 C (82.0 F)	1.1 C (2.0 F)	39 years	37 of 100 (Notable)
21 July 1934	Peddie (Mag), ZA	daily rain	29.2 mm (1.1 in)	22.8 mm (0.9 in)	47 years	36 of 100 (Notable)
21 July 1934	Cata (Bos), ZA	daily rain	43.7 mm (1.7 in)	36.3 mm (1.4 in)	8 years	36 of 100 (Notable)
21 July 1934	Cambridge City 3 N, US	all-time high max	42.2 C (108.0 F)	1.1 C (2.0 F)	32 years	36 of 100 (Notable)
21 July 1934	Wakefield 3NW, US	all-time high min	27.2 C (81.0 F)	1.6 C (2.9 F)	32 years	36 of 100 (Notable)
21 July 1934	Clark, US	all-time high max	42.8 C (109.0 F)	0.6 C (1.1 F)	39 years	36 of 100 (Notable)
21 July 1934	Marion, US	all-time high min	28.9 C (84.0 F)	2.8 C (5.0 F)	20 years	36 of 100 (Notable)
21 July 1934	Rushville, US	daily high max	43.3 C (109.9 F)	7.2 C (13.0 F)	40 years	35 of 100 (Notable)
21 July 1934	Bluffton Wtr Wks, US	all-time high max	43.9 C (111.0 F)	2.8 C (5.0 F)	15 years	35 of 100 (Notable)

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 1934

Records set or tied on this calendar date in each year from 1794 to 1934. 1934 had 965 records.

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

Records on 07-21 in each year
Year	Records
1794	1
1795	1
1796	1
1797	1
1813	2
1832	2
1837	1
1839	1
1843	1
1844	2
1854	1
1859	3
1865	3
1868	3
1872	1
1876	1
1879	2
1880	1
1881	1
1884	1
1885	1
1886	2
1888	2
1889	3
1890	2
1892	3
1893	3
1894	3
1895	1
1896	3
1897	4
1898	7
1899	2
1900	6
1901	13
1902	12
1903	10
1904	8
1905	13
1906	13
1907	12
1908	25
1909	18
1910	12
1911	37
1912	52
1913	41
1914	48
1915	81
1916	72
1917	136
1918	130
1919	51
1920	33
1921	55
1922	48
1923	132
1924	286
1925	202
1926	401
1927	191
1928	205
1929	360
1930	521
1931	549
1932	322
1933	208
1934	965
1935	236
1936	322
1937	253
1938	638
1939	415
1940	318
1941	226
1942	318
1943	253
1944	716
1945	300
1946	398
1947	795
1948	403
1949	603
1950	662
1951	427
1952	657
1953	351
1954	656
1955	582
1956	490
1957	447
1958	531
1959	940
1960	651
1961	388
1962	263
1963	470
1964	457
1965	748
1966	626
1967	313
1968	334
1969	636
1970	1,241
1971	475
1972	1,046
1973	871
1974	536
1975	380
1976	477
1977	708
1978	1,155
1979	964
1980	926
1981	1,352
1982	588
1983	1,234
1984	764
1985	554
1986	791
1987	1,025
1988	1,015
1989	973
1990	914
1991	812
1992	1,562
1993	866
1994	773
1995	1,247
1996	1,141
1997	849
1998	1,674
1999	814
2000	1,230
2001	889
2002	990
2003	1,250
2004	694
2005	1,420
2006	1,479
2007	1,145
2008	989
2009	1,306
2010	1,148
2011	1,414
2012	815
2013	526
2014	762
2015	704
2016	645
2017	433
2018	942
2019	755
2020	363
2021	574
2022	866
2023	816
2024	873
2025	881
2026	874

Download the Data

Data for records on 1934-07-21: 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	683
10 to 20	25
20 to 30	6
30 to 40	6
40 to 50	2