Weather Records on 21 September 1928

81 weather records were set or tied worldwide on 21 September 1928. Highest significance: Houston Wb City, US.

Key Facts for 21 September 1928

On 21 September 1928, 81 weather records were set or tied at long-record stations worldwide.
53 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 77 daily.
Houston Wb City set a daily record precipitation of 67.1 mm (2.6 in) on 21 September 1928.
Across 155 earlier years (1805 to 2026) the same calendar date averaged 453 records.

Record Map

81 stations

81 station records on 21 September 1928 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 September 1928: highest significance records shown on the map
Station	Country	Type	Value	Significance
Houston Wb City	United States	Record daily precipitation	67.1 mm (2.6 in)	43 of 100 (Notable)
Bourke Post Office	Australia	Record high minimum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
Bathurst Gaol	Australia	Record high minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Walgett Council Depot	Australia	Record high maximum temperature	37.2 C (99.0 F)	25 of 100 (Routine)
Wagga Wagga (Kooringal)	Australia	Record high minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	38.9 C (102.0 F)	22 of 100 (Routine)
Ladner	Canada	Record high maximum temperature	23.9 C (75.0 F)	21 of 100 (Routine)
Ashland	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Hallettsville 2 N	United States	Record daily precipitation	30.5 mm (1.2 in)	21 of 100 (Routine)
Ostrov Sosnovez	Russia	Record daily precipitation	17.9 mm (0.7 in)	20 of 100 (Routine)
Qacu (Bos)	South Africa	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Salem AP (McNary Field)	United States	Record high maximum temperature	33.9 C (93.0 F)	20 of 100 (Routine)
Charleville Post Office	Australia	Record high minimum temperature	19.4 C (66.9 F)	19 of 100 (Routine)
Inverell Comparison	Australia	Record high maximum temperature	30.6 C (87.1 F)	19 of 100 (Routine)
Redding Fire STN 2	United States	Record high maximum temperature	38.9 C (102.0 F)	19 of 100 (Routine)
Newport	United States	Record high minimum temperature	15.6 C (60.1 F)	19 of 100 (Routine)
Pakri	Estonia	Record daily precipitation	10.4 mm (0.4 in)	18 of 100 (Routine)
Gotska Sandon	Sweden	Record daily precipitation	14.8 mm (0.6 in)	18 of 100 (Routine)
Goondiwindi Post Office	Australia	Record high maximum temperature	34.7 C (94.5 F)	17 of 100 (Routine)
Tot-Ma	Russia	Record high minimum temperature	11.4 C (52.5 F)	17 of 100 (Routine)
San Jose	United States	Record high maximum temperature	38.3 C (100.9 F)	17 of 100 (Routine)
Dresden	United States	Record low minimum temperature	0.6 C (33.1 F)	17 of 100 (Routine)
Raton	United States	Record low minimum temperature	-3.3 C (26.1 F)	17 of 100 (Routine)
Victoria Cp&L	United States	Record daily precipitation	30.0 mm (1.2 in)	17 of 100 (Routine)
Baku	Azerbaijan	Record daily precipitation	15.0 mm (0.6 in)	16 of 100 (Routine)
Anticosti Heath Point	Canada	Record daily precipitation	19.1 mm (0.8 in)	16 of 100 (Routine)
Lamar	United States	Record low minimum temperature	0.6 C (33.1 F)	16 of 100 (Routine)
Yarmouth	Canada	Record high maximum temperature	24.4 C (75.9 F)	15 of 100 (Routine)
Los Gatos	United States	Record high maximum temperature	38.3 C (100.9 F)	15 of 100 (Routine)
Santa Cruz	United States	Record high maximum temperature	37.8 C (100.0 F)	15 of 100 (Routine)
Belvidere	United States	Record low minimum temperature	2.2 C (36.0 F)	15 of 100 (Routine)
Jacksonville	United States	Record high maximum temperature	36.7 C (98.1 F)	15 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	13.3 C (55.9 F)	14 of 100 (Routine)
Springer	United States	Record daily precipitation	15.2 mm (0.6 in)	14 of 100 (Routine)
Toledo	United States	Record high maximum temperature	32.8 C (91.0 F)	14 of 100 (Routine)
Cobar Post Office	Australia	Record high maximum temperature	33.9 C (93.0 F)	13 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	17.8 mm (0.7 in)	13 of 100 (Routine)
Berkeley	United States	Record high maximum temperature	34.4 C (93.9 F)	13 of 100 (Routine)
Redlands	United States	Record high maximum temperature	40.0 C (104.0 F)	13 of 100 (Routine)
Corvallis State UNIV	United States	Record high maximum temperature	31.7 C (89.1 F)	13 of 100 (Routine)
Battleford	Canada	Record daily precipitation	2.3 mm (0.09 in)	12 of 100 (Routine)
Los Gatos	United States	Record high minimum temperature	18.3 C (64.9 F)	12 of 100 (Routine)
Ashland	United States	Record high minimum temperature	15.6 C (60.1 F)	12 of 100 (Routine)
Eugene	United States	Record high maximum temperature	31.1 C (88.0 F)	12 of 100 (Routine)
Grants Pass	United States	Record high maximum temperature	37.8 C (100.0 F)	12 of 100 (Routine)
Danevang 1 W	United States	Record daily precipitation	43.2 mm (1.7 in)	12 of 100 (Routine)
Dayton 1 WSW	United States	Record low minimum temperature	3.3 C (37.9 F)	12 of 100 (Routine)
New Hampton	United States	Record daily precipitation	15.2 mm (0.6 in)	11 of 100 (Routine)
Waterville Wwtp	United States	Record high minimum temperature	14.4 C (57.9 F)	11 of 100 (Routine)
Aberdeen	United States	Record high maximum temperature	28.3 C (82.9 F)	11 of 100 (Routine)
Roswell Muni AP	United States	Record low maximum temperature	16.1 C (61.0 F)	11 of 100 (Routine)
Gunnedah Pool	Australia	Record high maximum temperature	32.2 C (90.0 F)	10 of 100 (Routine)
Bisbee	United States	Record low minimum temperature	10.6 C (51.1 F)	10 of 100 (Routine)
Stockton 2	United States	Record high maximum temperature	37.8 C (100.0 F)	10 of 100 (Routine)
Vancouver 4 NNE	United States	Record high maximum temperature	30.6 C (87.1 F)	10 of 100 (Routine)
Ukiah	United States	Record high maximum temperature	39.4 C (102.9 F)	9 of 100 (Routine)
Espanola	United States	Record high maximum temperature	33.9 C (93.0 F)	9 of 100 (Routine)
Yarmouth	Canada	Record high minimum temperature	15.0 C (59.0 F)	8 of 100 (Routine)
Billings Wtp	United States	Record low minimum temperature	-2.8 C (27.0 F)	8 of 100 (Routine)
Los Lunas	United States	Record high maximum temperature	32.8 C (91.0 F)	8 of 100 (Routine)

Counts by Type and Timescale

81 records

Records set or tied on 21 September 1928 by type: Highest daily maximum 36, Lowest daily maximum 5, Highest daily minimum 17, Lowest daily minimum 9, Heaviest daily rainfall 14.

Records on 21 September 1928 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	5
Highest daily minimum	17
Lowest daily minimum	9
Heaviest daily rainfall	14
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 September 1928 by timescale: all-time 0, monthly 4, daily 77.

How Much Records Were Beaten By

66 broken records

Margins by which the 66 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 52.1. Ties are not counted.

Top 20 by Significance

21 September 1928

Top 20 records on 21 September 1928 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 September 1928	Houston Wb City, US	daily rain	67.1 mm (2.6 in)	52.1 mm (2.1 in)	40 years	43 of 100 (Notable)
21 September 1928	Bourke Post Office, AU	monthly high min	25.0 C (77.0 F)	2.2 C (4.0 F)	49 years	34 of 100 (Routine)
21 September 1928	Bathurst Gaol, AU	daily high min	15.0 C (59.0 F)	3.1 C (5.6 F)	51 years	30 of 100 (Routine)
21 September 1928	Walgett Council Depot, AU	daily high max	37.2 C (99.0 F)	2.8 C (5.0 F)	49 years	25 of 100 (Routine)
21 September 1928	Wagga Wagga (Kooringal), AU	daily high min	15.0 C (59.0 F)	1.1 C (2.0 F)	51 years	23 of 100 (Routine)
21 September 1928	Sacramento 5 ESE, US	daily high max	38.9 C (102.0 F)	2.2 C (4.0 F)	44 years	22 of 100 (Routine)
21 September 1928	Ladner, CA	daily high max	23.9 C (75.0 F)	3.9 C (7.0 F)	5 years	21 of 100 (Routine)
21 September 1928	Ashland, US	daily high max	35.6 C (96.1 F)	5.0 C (9.0 F)	30 years	21 of 100 (Routine)
21 September 1928	Hallettsville 2 N, US	daily rain	30.5 mm (1.2 in)	15.8 mm (0.6 in)	24 years	21 of 100 (Routine)
21 September 1928	Ostrov Sosnovez, RU	daily rain	17.9 mm (0.7 in)	13.4 mm (0.5 in)	16 years	20 of 100 (Routine)
21 September 1928	Qacu (Bos), ZA	daily rain	14.0 mm (0.6 in)	9.2 mm (0.36 in)	21 years	20 of 100 (Routine)
21 September 1928	Salem AP (McNary Field), US	daily high max	33.9 C (93.0 F)	5.0 C (9.0 F)	21 years	20 of 100 (Routine)
21 September 1928	Charleville Post Office, AU	daily high min	19.4 C (66.9 F)	3.1 C (5.6 F)	30 years	19 of 100 (Routine)
21 September 1928	Inverell Comparison, AU	daily high max	30.6 C (87.1 F)	2.5 C (4.5 F)	29 years	19 of 100 (Routine)
21 September 1928	Redding Fire STN 2, US	daily high max	38.9 C (102.0 F)	3.3 C (5.9 F)	33 years	19 of 100 (Routine)
21 September 1928	Newport, US	daily high min	15.6 C (60.1 F)	2.8 C (5.0 F)	21 years	19 of 100 (Routine)
21 September 1928	Pakri, EE	daily rain	10.4 mm (0.4 in)	1.9 mm (0.07 in)	34 years	18 of 100 (Routine)
21 September 1928	Gotska Sandon, SE	daily rain	14.8 mm (0.6 in)	2.1 mm (0.08 in)	30 years	18 of 100 (Routine)
21 September 1928	Goondiwindi Post Office, AU	daily high max	34.7 C (94.5 F)	2.6 C (4.7 F)	29 years	17 of 100 (Routine)
21 September 1928	Tot-Ma, RU	daily high min	11.4 C (52.5 F)	2.0 C (3.6 F)	28 years	17 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

1805 to 1928

Records set or tied on this calendar date in each year from 1805 to 1928. 1928 had 81 records.

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

Records on 09-21 in each year
Year	Records
1805	1
1812	1
1825	2
1840	1
1841	1
1842	1
1848	1
1854	1
1856	2
1868	1
1872	2
1873	1
1877	1
1878	1
1881	1
1882	1
1884	1
1886	1
1888	2
1889	1
1891	10
1892	1
1893	10
1894	2
1895	3
1896	2
1897	6
1898	6
1899	3
1900	2
1901	5
1902	5
1903	8
1904	20
1905	12
1906	17
1907	10
1908	17
1909	10
1910	8
1911	18
1912	26
1913	37
1914	29
1915	34
1916	48
1917	28
1918	43
1919	54
1920	29
1921	64
1922	35
1923	232
1924	291
1925	278
1926	178
1927	165
1928	81
1929	232
1930	82
1931	681
1932	242
1933	193
1934	492
1935	199
1936	329
1937	487
1938	508
1939	308
1940	908
1941	416
1942	291
1943	407
1944	413
1945	507
1946	176
1947	534
1948	301
1949	298
1950	334
1951	241
1952	430
1953	382
1954	453
1955	752
1956	1,100
1957	366
1958	588
1959	513
1960	418
1961	441
1962	1,085
1963	306
1964	374
1965	1,088
1966	565
1967	577
1968	790
1969	593
1970	708
1971	645
1972	599
1973	421
1974	652
1975	528
1976	694
1977	918
1978	818
1979	736
1980	990
1981	696
1982	1,484
1983	2,207
1984	707
1985	796
1986	671
1987	965
1988	557
1989	1,002
1990	716
1991	1,021
1992	752
1993	911
1994	713
1995	2,002
1996	1,233
1997	1,112
1998	1,481
1999	1,025
2000	884
2001	718
2002	696
2003	959
2004	888
2005	1,143
2006	920
2007	742
2008	740
2009	715
2010	1,290
2011	542
2012	595
2013	769
2014	716
2015	565
2016	989
2017	1,178
2018	1,051
2019	833
2020	580
2021	465
2022	1,049
2023	783
2024	470
2025	591
2026	478

Download the Data

Data for records on 1928-09-21: 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 2026-10-15 (15 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 10	61
10 to 20	3
20 to 30	1
30 to 40	0
40 to 50	0
50 to 60	1