Weather Records on 19 September 1977

719 weather records were set or tied worldwide on 19 September 1977. Highest significance: Marquette, US.

Key Facts for 19 September 1977

On 19 September 1977, 719 weather records were set or tied at long-record stations worldwide.
181 were record highs and 230 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 709 daily.
Marquette set a daily record precipitation of 61.5 mm (2.4 in) on 19 September 1977.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 412 records.

Record Map

719 stations

719 station records on 19 September 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marquette	United States	Record daily precipitation	61.5 mm (2.4 in)	71 of 100 (Major)
Ukiah	United States	Record daily precipitation	41.9 mm (1.6 in)	70 of 100 (Major)
Alma	United States	Record daily precipitation	102.1 mm (4.0 in)	62 of 100 (Major)
Cabaceiras	Brazil	Record daily precipitation	50.0 mm (2.0 in)	55 of 100 (Notable)
Woodstock	Canada	Record daily precipitation	46.0 mm (1.8 in)	53 of 100 (Notable)
Gilmer 4 WNW	United States	Record daily precipitation	78.7 mm (3.1 in)	52 of 100 (Notable)
Berkeley	United States	Record daily precipitation	25.9 mm (1.0 in)	50 of 100 (Notable)
Franklinville	United States	Record daily precipitation	53.3 mm (2.1 in)	50 of 100 (Notable)
Thunder Bay A	Canada	Record daily precipitation	51.5 mm (2.0 in)	49 of 100 (Notable)
Scotia	United States	Record daily precipitation	36.1 mm (1.4 in)	49 of 100 (Notable)
Central Michigan UNIV	United States	Record daily precipitation	45.0 mm (1.8 in)	49 of 100 (Notable)
Katdoornput 29	South Africa	Record daily precipitation	29.0 mm (1.1 in)	47 of 100 (Notable)
Healdsburg	United States	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Millington 3 SE	United States	Record daily precipitation	32.8 mm (1.3 in)	46 of 100 (Notable)
Clarksville 2NE	United States	Record daily precipitation	74.9 mm (2.9 in)	46 of 100 (Notable)
Golconda River	United States	Record daily precipitation	59.7 mm (2.4 in)	45 of 100 (Notable)
Douglas	United States	Record daily precipitation	54.6 mm (2.1 in)	44 of 100 (Notable)
Du Quoin 4 SE	United States	Record daily precipitation	65.0 mm (2.6 in)	44 of 100 (Notable)
Putbus	Germany	Record low minimum temperature	3.7 C (38.7 F)	42 of 100 (Notable)
Coleman Fisheries STN	United States	Record daily precipitation	98.6 mm (3.9 in)	42 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record low maximum temperature	10.5 C (50.9 F)	41 of 100 (Notable)
Harrisburg	United States	Record daily precipitation	69.9 mm (2.8 in)	41 of 100 (Notable)
Rio Das Pedras	Brazil	Record daily precipitation	46.2 mm (1.8 in)	40 of 100 (Notable)
Port Dover	Canada	Record daily precipitation	25.0 mm (1.0 in)	38 of 100 (Notable)
Upper Mattole	United States	Record daily precipitation	72.6 mm (2.9 in)	38 of 100 (Notable)
Caro Wwtp	United States	Record daily precipitation	41.4 mm (1.6 in)	38 of 100 (Notable)
Campinas-Ia	Brazil	Record daily precipitation	51.1 mm (2.0 in)	37 of 100 (Notable)
Daniels Harbour	Canada	Record daily precipitation	37.1 mm (1.5 in)	37 of 100 (Notable)
Cartwright	Canada	Record daily snowfall	14.8 cm (5.8 in)	37 of 100 (Notable)
Plauen	Germany	Record low maximum temperature	7.4 C (45.3 F)	37 of 100 (Notable)
Bologna	Italy	Record low minimum temperature	8.0 C (46.4 F)	37 of 100 (Notable)
Point Arena	United States	Record daily precipitation	39.9 mm (1.6 in)	37 of 100 (Notable)
Dover	United States	Record high maximum temperature	34.4 C (93.9 F)	37 of 100 (Notable)
Shippensburg	United States	Record daily precipitation	42.9 mm (1.7 in)	36 of 100 (Notable)
Wien	Austria	Record low maximum temperature	9.4 C (48.9 F)	35 of 100 (Notable)
Taboas	Brazil	Record daily precipitation	25.0 mm (1.0 in)	35 of 100 (Notable)
Seymour Falls	Canada	Record daily precipitation	88.9 mm (3.5 in)	35 of 100 (Notable)
Karlshamn	Sweden	Record low minimum temperature	0.9 C (33.6 F)	35 of 100 (Notable)
De Sabla	United States	Record daily precipitation	54.4 mm (2.1 in)	35 of 100 (Notable)
Lucknow	Canada	Record daily precipitation	31.2 mm (1.2 in)	34 of 100 (Routine)
Perpignan	France	Record low minimum temperature	6.9 C (44.4 F)	34 of 100 (Routine)
Mairipora	Brazil	Record daily precipitation	33.7 mm (1.3 in)	33 of 100 (Routine)
Goose A	Canada	Record daily snowfall	19.0 cm (7.5 in)	33 of 100 (Routine)
Bolivar	United States	Record high minimum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record low maximum temperature	9.9 C (49.8 F)	32 of 100 (Routine)
Hurbanovo	Slovakia	Record low maximum temperature	10.7 C (51.3 F)	32 of 100 (Routine)
Chatham Exp Fa	United States	Record daily precipitation	42.2 mm (1.7 in)	32 of 100 (Routine)
Westfield 2 SSE	United States	Record daily precipitation	34.5 mm (1.4 in)	32 of 100 (Routine)
Windham 3 E	United States	Record daily precipitation	36.1 mm (1.4 in)	32 of 100 (Routine)
Clatskanie	United States	Record daily precipitation	36.6 mm (1.4 in)	32 of 100 (Routine)
Tahlee (Carrington (Church St)	Australia	Record daily precipitation	34.6 mm (1.4 in)	31 of 100 (Routine)
Coffeeville	United States	Record daily precipitation	59.7 mm (2.4 in)	31 of 100 (Routine)
Plymouth Wwtp	United States	Record daily precipitation	75.9 mm (3.0 in)	31 of 100 (Routine)
Usina Americana (Cpfl)	Brazil	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Caribou Island	Canada	Record daily precipitation	33.5 mm (1.3 in)	30 of 100 (Routine)
Delhi Cda	Canada	Record daily precipitation	37.2 mm (1.5 in)	30 of 100 (Routine)
Aachen	Germany	Record low minimum temperature	2.9 C (37.2 F)	30 of 100 (Routine)
Fichtelberg	Germany	Record low maximum temperature	1.0 C (33.8 F)	30 of 100 (Routine)
Semej	Kazakhstan	Record high maximum temperature	30.5 C (86.9 F)	30 of 100 (Routine)
Daingerfield 9 S	United States	Record daily precipitation	62.7 mm (2.5 in)	30 of 100 (Routine)

Counts by Type and Timescale

719 records

Records set or tied on 19 September 1977 by type: Highest daily maximum 85, Lowest daily maximum 114, Highest daily minimum 96, Lowest daily minimum 116, Heaviest daily rainfall 306, Heaviest daily snowfall 2.

Records on 19 September 1977 by type
Record type	Records
Highest daily maximum	85
Lowest daily maximum	114
Highest daily minimum	96
Lowest daily minimum	116
Heaviest daily rainfall	306
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 19 September 1977 by timescale: all-time 1, monthly 9, daily 709.

How Much Records Were Beaten By

615 broken records

Margins by which the 615 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 84.0. Ties are not counted.

Top 20 by Significance

19 September 1977

Top 20 records on 19 September 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1977	Marquette, US	daily rain	61.5 mm (2.4 in)	32.3 mm (1.3 in)	101 years	71 of 100 (Major)
19 September 1977	Ukiah, US	daily rain	41.9 mm (1.6 in)	37.8 mm (1.5 in)	80 years	70 of 100 (Major)
19 September 1977	Alma, US	daily rain	102.1 mm (4.0 in)	77.0 mm (3.0 in)	44 years	62 of 100 (Major)
19 September 1977	Cabaceiras, BR	monthly rain	50.0 mm (2.0 in)	42.0 mm (1.7 in)	3 years	55 of 100 (Notable)
19 September 1977	Woodstock, CA	daily rain	46.0 mm (1.8 in)	16.3 mm (0.6 in)	90 years	53 of 100 (Notable)
19 September 1977	Gilmer 4 WNW, US	daily rain	78.7 mm (3.1 in)	76.9 mm (3.0 in)	30 years	52 of 100 (Notable)
19 September 1977	Berkeley, US	daily rain	25.9 mm (1.0 in)	19.3 mm (0.8 in)	80 years	50 of 100 (Notable)
19 September 1977	Franklinville, US	daily rain	53.3 mm (2.1 in)	32.7 mm (1.3 in)	24 years	50 of 100 (Notable)
19 September 1977	Thunder Bay A, CA	daily rain	51.5 mm (2.0 in)	36.0 mm (1.4 in)	31 years	49 of 100 (Notable)
19 September 1977	Scotia, US	daily rain	36.1 mm (1.4 in)	28.7 mm (1.1 in)	18 years	49 of 100 (Notable)
19 September 1977	Central Michigan UNIV, US	daily rain	45.0 mm (1.8 in)	27.5 mm (1.1 in)	58 years	49 of 100 (Notable)
19 September 1977	Katdoornput 29, ZA	daily rain	29.0 mm (1.1 in)	23.7 mm (0.9 in)	63 years	47 of 100 (Notable)
19 September 1977	Healdsburg, US	daily rain	34.0 mm (1.3 in)	24.3 mm (1.0 in)	80 years	47 of 100 (Notable)
19 September 1977	Millington 3 SE, US	daily rain	32.8 mm (1.3 in)	13.7 mm (0.5 in)	81 years	46 of 100 (Notable)
19 September 1977	Clarksville 2NE, US	daily rain	74.9 mm (2.9 in)	44.4 mm (1.7 in)	59 years	46 of 100 (Notable)
19 September 1977	Golconda River, US	daily rain	59.7 mm (2.4 in)	22.9 mm (0.9 in)	72 years	45 of 100 (Notable)
19 September 1977	Douglas, US	daily rain	54.6 mm (2.1 in)	26.7 mm (1.1 in)	75 years	44 of 100 (Notable)
19 September 1977	Du Quoin 4 SE, US	daily rain	65.0 mm (2.6 in)	45.9 mm (1.8 in)	11 years	44 of 100 (Notable)
19 September 1977	Putbus, DE	daily low min	3.7 C (38.7 F)	0.6 C (1.1 F)	105 years	42 of 100 (Notable)
19 September 1977	Coleman Fisheries STN, US	all-time rain	98.6 mm (3.9 in)	13.8 mm (0.5 in)	21 years	42 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

1805 to 1977

Records set or tied on this calendar date in each year from 1805 to 1977. 1977 had 719 records.

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

Records on 09-19 in each year
Year	Records
1805	1
1818	1
1820	1
1825	1
1830	1
1833	1
1834	1
1837	1
1847	1
1848	1
1849	3
1851	2
1854	1
1855	1
1856	1
1859	1
1862	1
1865	2
1866	1
1869	1
1872	1
1874	1
1875	3
1877	2
1881	2
1882	4
1884	2
1885	1
1886	3
1887	2
1888	1
1889	7
1890	1
1893	3
1894	2
1895	5
1896	2
1897	4
1898	2
1899	2
1900	2
1901	17
1902	6
1903	16
1904	9
1905	18
1906	33
1907	9
1908	5
1909	16
1910	16
1911	4
1912	39
1913	200
1914	48
1915	174
1916	38
1917	134
1918	62
1919	52
1920	53
1921	109
1922	81
1923	83
1924	90
1925	356
1926	171
1927	152
1928	211
1929	435
1930	154
1931	400
1932	292
1933	343
1934	171
1935	240
1936	152
1937	331
1938	519
1939	292
1940	459
1941	430
1942	830
1943	540
1944	406
1945	417
1946	802
1947	694
1948	457
1949	303
1950	474
1951	240
1952	545
1953	467
1954	557
1955	578
1956	661
1957	638
1958	354
1959	774
1960	344
1961	445
1962	387
1963	403
1964	350
1965	1,080
1966	529
1967	417
1968	433
1969	493
1970	437
1971	1,127
1972	629
1973	438
1974	637
1975	570
1976	390
1977	719
1978	1,139
1979	727
1980	591
1981	1,462
1982	594
1983	1,630
1984	970
1985	926
1986	737
1987	1,113
1988	973
1989	911
1990	874
1991	2,027
1992	752
1993	885
1994	736
1995	1,096
1996	1,069
1997	1,107
1998	1,039
1999	611
2000	947
2001	1,188
2002	866
2003	1,094
2004	964
2005	814
2006	851
2007	633
2008	647
2009	700
2010	1,414
2011	848
2012	775
2013	578
2014	715
2015	520
2016	999
2017	703
2018	871
2019	584
2020	668
2021	511
2022	666
2023	622
2024	707
2025	554
2026	711

Download the Data

Data for records on 1977-09-19: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	566
20 to 40	40
40 to 60	6
60 to 80	2
80 to 100	1