Weather Records on 21 July 1921

55 weather records were set or tied worldwide on 21 July 1921. Highest significance: Sveg, SE.

Key Facts for 21 July 1921

On 21 July 1921, 55 weather records were set or tied at long-record stations worldwide.
12 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 54 daily.
Sveg set a daily record precipitation of 40.4 mm (1.6 in) on 21 July 1921.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 469 records.

Record Map

55 stations

55 station records on 21 July 1921 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 July 1921: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sveg	Sweden	Record daily precipitation	40.4 mm (1.6 in)	37 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record daily precipitation	29.7 mm (1.2 in)	36 of 100 (Notable)
Forest Vale	Australia	Record daily precipitation	32.3 mm (1.3 in)	31 of 100 (Routine)
Blackwarry	Australia	Record daily precipitation	47.0 mm (1.9 in)	31 of 100 (Routine)
Gavle	Sweden	Record daily precipitation	39.1 mm (1.5 in)	27 of 100 (Routine)
Yuleba Garden St	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Syktyvkar	Russia	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Deepwater Post Office	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Isisford Post Office	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Mahackala	Russia	Record daily precipitation	12.5 mm (0.5 in)	20 of 100 (Routine)
Rogersville 1 NE	United States	Record daily precipitation	57.7 mm (2.3 in)	20 of 100 (Routine)
Vilnius	Lithuania	Record daily precipitation	15.1 mm (0.6 in)	19 of 100 (Routine)
Falun	Sweden	Record daily precipitation	27.6 mm (1.1 in)	19 of 100 (Routine)
Warra Post Office	Australia	Record daily precipitation	18.5 mm (0.7 in)	18 of 100 (Routine)
Roma Post Office	Australia	Record daily precipitation	11.4 mm (0.4 in)	18 of 100 (Routine)
Prince Albert	Canada	Record high minimum temperature	17.8 C (64.0 F)	17 of 100 (Routine)
Bryson City 2	United States	Record daily precipitation	39.4 mm (1.6 in)	17 of 100 (Routine)
Emerald Post Office	Australia	Record daily precipitation	1.5 mm (0.06 in)	15 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high minimum temperature	13.7 C (56.7 F)	15 of 100 (Routine)
Weissenburg	Germany	Record high minimum temperature	16.9 C (62.4 F)	15 of 100 (Routine)
Langmorn	Australia	Record daily precipitation	8.6 mm (0.34 in)	14 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	16.7 C (62.1 F)	14 of 100 (Routine)
Stockholm	Sweden	Record daily precipitation	18.4 mm (0.7 in)	14 of 100 (Routine)
Rockhampton Post Office	Australia	Record daily precipitation	16.8 mm (0.7 in)	13 of 100 (Routine)
Calgary Int'l A	Canada	Record high maximum temperature	33.3 C (91.9 F)	13 of 100 (Routine)
Fort Chipewyan	Canada	Record high minimum temperature	17.8 C (64.0 F)	12 of 100 (Routine)
Grenfell	Canada	Record high minimum temperature	18.3 C (64.9 F)	12 of 100 (Routine)
Emu Park Hill St	Australia	Record daily precipitation	22.1 mm (0.9 in)	11 of 100 (Routine)
Mackay Post Office	Australia	Record high minimum temperature	18.3 C (64.9 F)	11 of 100 (Routine)
Nyngan (Merryanbone)	Australia	Record daily precipitation	14.5 mm (0.6 in)	10 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record low maximum temperature	17.4 C (63.3 F)	10 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record low maximum temperature	10.6 C (51.1 F)	10 of 100 (Routine)
Maneroo	Australia	Record daily precipitation	11.2 mm (0.4 in)	9 of 100 (Routine)
Franklyn Vale	Australia	Record daily precipitation	18.3 mm (0.7 in)	9 of 100 (Routine)
Mitchell Post Office	Australia	Record daily precipitation	7.9 mm (0.31 in)	9 of 100 (Routine)
Gysinge	Sweden	Record daily precipitation	42.6 mm (1.7 in)	9 of 100 (Routine)
Bjuraker	Sweden	Record daily precipitation	12.4 mm (0.5 in)	8 of 100 (Routine)
Olympia Priest Pt Park	United States	Record low minimum temperature	5.6 C (42.1 F)	8 of 100 (Routine)
Bauhinia Downs Store	Australia	Record daily precipitation	4.1 mm (0.16 in)	7 of 100 (Routine)
Goondiwindi Post Office	Australia	Record daily precipitation	16.3 mm (0.6 in)	7 of 100 (Routine)
Harrington (Oxley Anchorage Ca	Australia	Record daily precipitation	11.4 mm (0.4 in)	7 of 100 (Routine)
Lake Cochituate	United States	Record daily precipitation	29.5 mm (1.2 in)	7 of 100 (Routine)
Pacific Heights	Australia	Record daily precipitation	27.9 mm (1.1 in)	6 of 100 (Routine)
Emerald Post Office	Australia	Record high minimum temperature	15.3 C (59.5 F)	6 of 100 (Routine)
Rolleston	Australia	Record daily precipitation	5.1 mm (0.20 in)	6 of 100 (Routine)
Neba Coonamble	Australia	Record daily precipitation	14.5 mm (0.6 in)	6 of 100 (Routine)
Qu'appelle	Canada	Record high minimum temperature	20.6 C (69.1 F)	6 of 100 (Routine)
Tomsk	Russia	Record high minimum temperature	18.4 C (65.1 F)	5 of 100 (Routine)
Harnosand	Sweden	Record low minimum temperature	7.0 C (44.6 F)	3 of 100 (Routine)
Bjuraker	Sweden	Record low maximum temperature	13.5 C (56.3 F)	3 of 100 (Routine)
Stockholm	Sweden	Record low maximum temperature	15.0 C (59.0 F)	3 of 100 (Routine)
Huron Rgnl AP	United States	Record high minimum temperature	20.6 C (69.1 F)	3 of 100 (Routine)
Nocoleche	Australia	Record daily precipitation	7.9 mm (0.31 in)	1 of 100 (Routine)
Astoria	United States	Record low minimum temperature	9.4 C (48.9 F)	1 of 100 (Routine)

Counts by Type and Timescale

55 records

Records set or tied on 21 July 1921 by type: Highest daily maximum 1, Lowest daily maximum 4, Highest daily minimum 11, Lowest daily minimum 3, Heaviest daily rainfall 36.

Records on 21 July 1921 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	4
Highest daily minimum	11
Lowest daily minimum	3
Heaviest daily rainfall	36
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 1921 by timescale: all-time 0, monthly 1, daily 54.

How Much Records Were Beaten By

48 broken records

Margins by which the 48 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 27.5. Ties are not counted.

Top 20 by Significance

21 July 1921

Top 20 records on 21 July 1921 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 1921	Sveg, SE	daily rain	40.4 mm (1.6 in)	22.3 mm (0.9 in)	6 years	37 of 100 (Notable)
21 July 1921	Vasteras-Hasslo, SE	daily rain	29.7 mm (1.2 in)	10.6 mm (0.4 in)	55 years	36 of 100 (Notable)
21 July 1921	Forest Vale, AU	daily rain	32.3 mm (1.3 in)	27.5 mm (1.1 in)	12 years	31 of 100 (Routine)
21 July 1921	Blackwarry, AU	daily rain	47.0 mm (1.9 in)	24.1 mm (0.9 in)	8 years	31 of 100 (Routine)
21 July 1921	Gavle, SE	daily rain	39.1 mm (1.5 in)	13.7 mm (0.5 in)	16 years	27 of 100 (Routine)
21 July 1921	Yuleba Garden St, AU	daily rain	24.1 mm (0.9 in)	16.5 mm (0.6 in)	31 years	20 of 100 (Routine)
21 July 1921	Syktyvkar, RU	daily rain	22.0 mm (0.9 in)	10.0 mm (0.4 in)	21 years	20 of 100 (Routine)
21 July 1921	Oestersund-Froesoen, SE	daily rain	16.3 mm (0.6 in)	4.3 mm (0.17 in)	39 years	20 of 100 (Routine)
21 July 1921	Deepwater Post Office, AU	daily rain	17.0 mm (0.7 in)	10.6 mm (0.4 in)	30 years	20 of 100 (Routine)
21 July 1921	Isisford Post Office, AU	daily rain	18.8 mm (0.7 in)	17.0 mm (0.7 in)	16 years	20 of 100 (Routine)
21 July 1921	Mahackala, RU	daily rain	12.5 mm (0.5 in)	5.2 mm (0.20 in)	25 years	20 of 100 (Routine)
21 July 1921	Rogersville 1 NE, US	daily rain	57.7 mm (2.3 in)	13.0 mm (0.5 in)	27 years	20 of 100 (Routine)
21 July 1921	Vilnius, LT	daily rain	15.1 mm (0.6 in)	3.5 mm (0.14 in)	35 years	19 of 100 (Routine)
21 July 1921	Falun, SE	daily rain	27.6 mm (1.1 in)	9.6 mm (0.38 in)	6 years	19 of 100 (Routine)
21 July 1921	Warra Post Office, AU	daily rain	18.5 mm (0.7 in)	13.9 mm (0.5 in)	30 years	18 of 100 (Routine)
21 July 1921	Roma Post Office, AU	daily rain	11.4 mm (0.4 in)	3.8 mm (0.15 in)	30 years	18 of 100 (Routine)
21 July 1921	Prince Albert, CA	daily high min	17.8 C (64.0 F)	2.2 C (4.0 F)	26 years	17 of 100 (Routine)
21 July 1921	Bryson City 2, US	daily rain	39.4 mm (1.6 in)	14.8 mm (0.6 in)	2 years	17 of 100 (Routine)
21 July 1921	Emerald Post Office, AU	daily rain	1.5 mm (0.06 in)	1.5 mm (0.06 in)	37 years	15 of 100 (Routine)
21 July 1921	Nuwara Eliya, LK	daily high min	13.7 C (56.7 F)	0.4 C (0.7 F)	27 years	15 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 1921

Records set or tied on this calendar date in each year from 1794 to 1921. 1921 had 55 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 1921-07-21: 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 5	26
5 to 10	10
10 to 15	7
15 to 20	2
20 to 25	2
25 to 30	1