Weather Records on 19 September 2009

700 weather records were set or tied worldwide on 19 September 2009. Highest significance: Kjahta, RU.

Key Facts for 19 September 2009

On 19 September 2009, 700 weather records were set or tied at long-record stations worldwide.
465 were record highs and 105 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 684 daily.
Kjahta set a daily record precipitation of 33.9 mm (1.3 in) on 19 September 2009.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 413 records.

Record Map

700 stations

700 station records on 19 September 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kjahta	Russia	Record daily precipitation	33.9 mm (1.3 in)	62 of 100 (Major)
Calera	United States	Record daily precipitation	80.8 mm (3.2 in)	60 of 100 (Major)
Childersburg Wtp	United States	Record daily precipitation	105.2 mm (4.1 in)	60 of 100 (Major)
Bunker 4N	United States	Record daily precipitation	117.3 mm (4.6 in)	60 of 100 (Major)
Mont-de-Marsan	France	Record daily precipitation	43.4 mm (1.7 in)	59 of 100 (Notable)
Bolshoj Ushkanij Ostrov	Russia	Record daily precipitation	30.1 mm (1.2 in)	58 of 100 (Notable)
Sylacauga 4 NE	United States	Record daily precipitation	123.4 mm (4.9 in)	58 of 100 (Notable)
Uberlingen/Bodensee	Germany	Record daily precipitation	35.2 mm (1.4 in)	56 of 100 (Notable)
Tuscaloosa Oliver Dam	United States	Record daily precipitation	76.7 mm (3.0 in)	55 of 100 (Notable)
Elberton 2 N	United States	Record daily precipitation	57.2 mm (2.3 in)	54 of 100 (Notable)
Atlanta Hartsfield-Jackson Int	United States	Record daily precipitation	94.5 mm (3.7 in)	53 of 100 (Notable)
La Tuna 1 S	United States	Record daily precipitation	46.2 mm (1.8 in)	52 of 100 (Notable)
Kacug	Russia	Record daily precipitation	29.0 mm (1.1 in)	51 of 100 (Notable)
Barguzin	Russia	Record daily precipitation	31.9 mm (1.3 in)	49 of 100 (Notable)
Great Falls 16St	United States	Record high minimum temperature	20.0 C (68.0 F)	46 of 100 (Notable)
Ust-Barguzin	Russia	Record daily precipitation	30.8 mm (1.2 in)	44 of 100 (Notable)
Rockford 3 ESE	United States	Record daily precipitation	73.7 mm (2.9 in)	44 of 100 (Notable)
Irkutsk	Russia	Record low maximum temperature	1.8 C (35.2 F)	43 of 100 (Notable)
Ohotsk	Russia	Record daily precipitation	38.3 mm (1.5 in)	43 of 100 (Notable)
Aspendell	United States	Record high minimum temperature	12.8 C (55.0 F)	42 of 100 (Notable)
Anaconda	United States	Record high maximum temperature	31.1 C (88.0 F)	42 of 100 (Notable)
Hamar-Daban	Russia	Record daily precipitation	55.0 mm (2.2 in)	40 of 100 (Notable)
Thorsby Exp STN	United States	Record daily precipitation	101.6 mm (4.0 in)	40 of 100 (Notable)
Glasgow #2	United States	Record high maximum temperature	35.0 C (95.0 F)	39 of 100 (Notable)
Sosnovo-Ozerskoe	Russia	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Goldbutte 7 N	United States	Record high maximum temperature	32.2 C (90.0 F)	38 of 100 (Notable)
Cut Bank AP	United States	Record high maximum temperature	32.2 C (90.0 F)	38 of 100 (Notable)
Talladega	United States	Record daily precipitation	53.3 mm (2.1 in)	37 of 100 (Notable)
Cedarville	United States	Record high maximum temperature	33.9 C (93.0 F)	37 of 100 (Notable)
Sidney	United States	Record high maximum temperature	34.4 C (93.9 F)	37 of 100 (Notable)
Waterville 2	United States	Record daily precipitation	38.4 mm (1.5 in)	37 of 100 (Notable)
Brookwood	United States	Record daily precipitation	77.5 mm (3.1 in)	36 of 100 (Notable)
Trident	United States	Record high minimum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Vida 6 NE	United States	Record high maximum temperature	38.3 C (100.9 F)	36 of 100 (Notable)
Deaver	United States	Record high minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Timiryazevskij	Russia	Record low minimum temperature	0.8 C (33.4 F)	35 of 100 (Notable)
Bessemer 3 WSW	United States	Record daily precipitation	58.4 mm (2.3 in)	35 of 100 (Notable)
W Monroe	United States	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Franklin Sewage Plt	United States	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Nordby (Fano)	Denmark	Record high maximum temperature	22.7 C (72.9 F)	34 of 100 (Routine)
Diredawa	Ethiopia	Record high maximum temperature	36.6 C (97.9 F)	33 of 100 (Routine)
Bay Minette	United States	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Holter Dam	United States	Record high maximum temperature	33.3 C (91.9 F)	33 of 100 (Routine)
Lewisburg Exp STN	United States	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
Turkestan	Kazakhstan	Record high minimum temperature	20.1 C (68.2 F)	32 of 100 (Routine)
San Luis de la Paz	Mexico	Record high maximum temperature	30.6 C (87.1 F)	32 of 100 (Routine)
Atlatlahuacan	Mexico	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Titusville	United States	Record high minimum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Savage	United States	Record high maximum temperature	35.0 C (95.0 F)	32 of 100 (Routine)
W Blocton	United States	Record daily precipitation	74.9 mm (2.9 in)	31 of 100 (Routine)
Dawson	United States	Record daily precipitation	61.5 mm (2.4 in)	31 of 100 (Routine)
List/Sylt	Germany	Record high maximum temperature	21.0 C (69.8 F)	30 of 100 (Routine)
Presa la Calera	Mexico	Record low minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Quito	Mexico	Record low minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)
Athens	United States	Record daily precipitation	32.0 mm (1.3 in)	30 of 100 (Routine)
Bankhead L&D	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Big Sandy	United States	Record high minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Palmdale AP	United States	Record high minimum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Sharjah Inter. Airp	United Arab Emirates	Record high minimum temperature	29.6 C (85.3 F)	29 of 100 (Routine)
Bayanhongor	Mongolia	Record low maximum temperature	3.5 C (38.3 F)	29 of 100 (Routine)

Counts by Type and Timescale

700 records

Records set or tied on 19 September 2009 by type: Highest daily maximum 250, Lowest daily maximum 59, Highest daily minimum 215, Lowest daily minimum 46, Heaviest daily rainfall 129, Heaviest daily snowfall 1.

Records on 19 September 2009 by type
Record type	Records
Highest daily maximum	250
Lowest daily maximum	59
Highest daily minimum	215
Lowest daily minimum	46
Heaviest daily rainfall	129
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 19 September 2009 by timescale: all-time 0, monthly 16, daily 684.

How Much Records Were Beaten By

501 broken records

Margins by which the 501 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 95.0. Ties are not counted.

Top 20 by Significance

19 September 2009

Top 20 records on 19 September 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 2009	Kjahta, RU	daily rain	33.9 mm (1.3 in)	25.4 mm (1.0 in)	40 years	62 of 100 (Major)
19 September 2009	Calera, US	daily rain	80.8 mm (3.2 in)	57.4 mm (2.3 in)	79 years	60 of 100 (Major)
19 September 2009	Childersburg Wtp, US	daily rain	105.2 mm (4.1 in)	87.4 mm (3.4 in)	52 years	60 of 100 (Major)
19 September 2009	Bunker 4N, US	daily rain	117.3 mm (4.6 in)	84.0 mm (3.3 in)	42 years	60 of 100 (Major)
19 September 2009	Mont-de-Marsan, FR	daily rain	43.4 mm (1.7 in)	25.9 mm (1.0 in)	62 years	59 of 100 (Notable)
19 September 2009	Bolshoj Ushkanij Ostrov, RU	daily rain	30.1 mm (1.2 in)	24.0 mm (0.9 in)	40 years	58 of 100 (Notable)
19 September 2009	Sylacauga 4 NE, US	daily rain	123.4 mm (4.9 in)	95.0 mm (3.7 in)	40 years	58 of 100 (Notable)
19 September 2009	Uberlingen/Bodensee, DE	daily rain	35.2 mm (1.4 in)	27.4 mm (1.1 in)	55 years	56 of 100 (Notable)
19 September 2009	Tuscaloosa Oliver Dam, US	daily rain	76.7 mm (3.0 in)	38.1 mm (1.5 in)	70 years	55 of 100 (Notable)
19 September 2009	Elberton 2 N, US	daily rain	57.2 mm (2.3 in)	29.3 mm (1.2 in)	96 years	54 of 100 (Notable)
19 September 2009	Atlanta Hartsfield-Jackson Int, US	daily rain	94.5 mm (3.7 in)	53.4 mm (2.1 in)	56 years	53 of 100 (Notable)
19 September 2009	La Tuna 1 S, US	daily rain	46.2 mm (1.8 in)	37.3 mm (1.5 in)	27 years	52 of 100 (Notable)
19 September 2009	Kacug, RU	daily rain	29.0 mm (1.1 in)	21.1 mm (0.8 in)	40 years	51 of 100 (Notable)
19 September 2009	Barguzin, RU	daily rain	31.9 mm (1.3 in)	20.8 mm (0.8 in)	11 years	49 of 100 (Notable)
19 September 2009	Great Falls 16St, US	monthly high min	20.0 C (68.0 F)	0.6 C (1.1 F)	84 years	46 of 100 (Notable)
19 September 2009	Ust-Barguzin, RU	daily rain	30.8 mm (1.2 in)	19.6 mm (0.8 in)	28 years	44 of 100 (Notable)
19 September 2009	Rockford 3 ESE, US	daily rain	73.7 mm (2.9 in)	60.2 mm (2.4 in)	40 years	44 of 100 (Notable)
19 September 2009	Irkutsk, RU	daily low max	1.8 C (35.2 F)	3.5 C (6.3 F)	88 years	43 of 100 (Notable)
19 September 2009	Ohotsk, RU	daily rain	38.3 mm (1.5 in)	13.8 mm (0.5 in)	64 years	43 of 100 (Notable)
19 September 2009	Aspendell, US	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	96 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 2009

Records set or tied on this calendar date in each year from 1805 to 2009. 2009 had 700 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 2009-09-19: 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	471
20 to 40	20
40 to 60	4
60 to 80	3
80 to 100	3