Weather Records on 28 September 2017

755 weather records were set or tied worldwide on 28 September 2017. Highest significance: Cimarron 4 SW, US.

Key Facts for 28 September 2017

On 28 September 2017, 755 weather records were set or tied at long-record stations worldwide.
544 were record highs and 81 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 21 monthly and 734 daily.
Cimarron 4 SW set a daily record precipitation of 66.0 mm (2.6 in) on 28 September 2017.
Across 162 earlier years (1794 to 2026) the same calendar date averaged 426 records.

Record Map

755 stations

755 station records on 28 September 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 September 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cimarron 4 SW	United States	Record daily precipitation	66.0 mm (2.6 in)	70 of 100 (Major)
Maxwell 3 NW	United States	Record daily precipitation	60.7 mm (2.4 in)	62 of 100 (Major)
Misurata	Libya	Record daily precipitation	61.0 mm (2.4 in)	57 of 100 (Notable)
Pagosa Springs 1SE	United States	Record daily precipitation	30.2 mm (1.2 in)	57 of 100 (Notable)
El Vado Dam	United States	Record daily precipitation	32.5 mm (1.3 in)	55 of 100 (Notable)
Pedernal 9 E	United States	Record daily precipitation	33.8 mm (1.3 in)	55 of 100 (Notable)
Johnson Rch	United States	Record daily precipitation	25.7 mm (1.0 in)	54 of 100 (Notable)
Abiquiu Dam	United States	Record daily precipitation	27.9 mm (1.1 in)	52 of 100 (Notable)
Raton Fltr Plt	United States	Record daily precipitation	49.8 mm (2.0 in)	51 of 100 (Notable)
Walsenburg 1 NW	United States	Record daily precipitation	25.4 mm (1.0 in)	49 of 100 (Notable)
Ocate 2 NW	United States	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Estacada 2 SE	United States	Record high minimum temperature	18.3 C (64.9 F)	49 of 100 (Notable)
Encinal	United States	Record daily precipitation	69.3 mm (2.7 in)	48 of 100 (Notable)
Fredericksburg	United States	Record daily precipitation	46.5 mm (1.8 in)	48 of 100 (Notable)
La Junta 20 S	United States	Record daily precipitation	25.7 mm (1.0 in)	47 of 100 (Notable)
Hamburg	United States	Record high maximum temperature	31.7 C (89.1 F)	47 of 100 (Notable)
Ogdensburg 4 NE	United States	Record high maximum temperature	30.6 C (87.1 F)	46 of 100 (Notable)
Northfield	United States	Record high maximum temperature	31.7 C (89.1 F)	45 of 100 (Notable)
Pueblo Rsvr	United States	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Valmora	United States	Record daily precipitation	53.3 mm (2.1 in)	44 of 100 (Notable)
Saint Johnsbury	United States	Record high maximum temperature	30.6 C (87.1 F)	44 of 100 (Notable)
Nashua 2 NNW	United States	Record high maximum temperature	31.7 C (89.1 F)	43 of 100 (Notable)
Elmira	United States	Record high maximum temperature	33.3 C (91.9 F)	43 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record high maximum temperature	31.7 C (89.1 F)	43 of 100 (Notable)
Tbilisi	Georgia	Record low maximum temperature	14.5 C (58.1 F)	42 of 100 (Notable)
Chernjaevo	Russia	Record low maximum temperature	2.1 C (35.8 F)	42 of 100 (Notable)
Cochiti Dam	United States	Record daily precipitation	27.2 mm (1.1 in)	42 of 100 (Notable)
Eagle Pass 3N	United States	Record daily precipitation	43.7 mm (1.7 in)	42 of 100 (Notable)
Amberley AMO	Australia	Record high maximum temperature	40.1 C (104.2 F)	41 of 100 (Notable)
Indian Lake 2SW	United States	Record high maximum temperature	27.8 C (82.0 F)	41 of 100 (Notable)
Rutland	United States	Record high maximum temperature	30.6 C (87.1 F)	41 of 100 (Notable)
Richmond Post Office	Australia	Record high maximum temperature	39.1 C (102.4 F)	40 of 100 (Notable)
Jakutsk	Russia	Record high minimum temperature	6.8 C (44.2 F)	40 of 100 (Notable)
Truth Or Consequences	United States	Record daily precipitation	41.1 mm (1.6 in)	40 of 100 (Notable)
Sabinal	United States	Record daily precipitation	59.4 mm (2.3 in)	40 of 100 (Notable)
Los Lunas 3 SSW	United States	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Gastonia	United States	Record high maximum temperature	34.4 C (93.9 F)	39 of 100 (Notable)
Blanco	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Ohotsk	Russia	Record high minimum temperature	8.9 C (48.0 F)	37 of 100 (Notable)
Morrisville 6 SW	United States	Record high maximum temperature	30.0 C (86.0 F)	37 of 100 (Notable)
Woodson	United States	Record daily precipitation	55.6 mm (2.2 in)	37 of 100 (Notable)
Franklin Falls Dam	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Millersburg	United States	Record high maximum temperature	32.2 C (90.0 F)	36 of 100 (Notable)
Cornwall	United States	Record high maximum temperature	30.6 C (87.1 F)	36 of 100 (Notable)
Utsira Fyr	Norway	Record high minimum temperature	14.6 C (58.3 F)	35 of 100 (Notable)
Vigra	Norway	Record high maximum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Yugarenok	Russia	Record high minimum temperature	8.5 C (47.3 F)	35 of 100 (Notable)
Plant City	United States	Record high maximum temperature	36.1 C (97.0 F)	35 of 100 (Notable)
First Connecticut Lake	United States	Record high maximum temperature	29.4 C (84.9 F)	35 of 100 (Notable)
Alcove Dam	United States	Record high maximum temperature	30.0 C (86.0 F)	35 of 100 (Notable)
Kane 1NNE	United States	Record high maximum temperature	29.4 C (84.9 F)	35 of 100 (Notable)
Matei Airfield	Fiji	Record daily precipitation	113.9 mm (4.5 in)	34 of 100 (Routine)
Bomnak	Russia	Record low maximum temperature	1.5 C (34.7 F)	34 of 100 (Routine)
Alcalde	United States	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Estancia 4N	United States	Record daily precipitation	27.9 mm (1.1 in)	34 of 100 (Routine)
Auburn	United States	Record high maximum temperature	31.1 C (88.0 F)	34 of 100 (Routine)
Delhi 2 SE	United States	Record high maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
Smithfield	United States	Record high maximum temperature	34.4 C (93.9 F)	34 of 100 (Routine)
Lewistown	United States	Record high maximum temperature	32.8 C (91.0 F)	34 of 100 (Routine)
State College	United States	Record high maximum temperature	30.6 C (87.1 F)	34 of 100 (Routine)

Counts by Type and Timescale

755 records

Records set or tied on 28 September 2017 by type: Highest daily maximum 358, Lowest daily maximum 58, Highest daily minimum 186, Lowest daily minimum 23, Heaviest daily rainfall 130.

Records on 28 September 2017 by type
Record type	Records
Highest daily maximum	358
Lowest daily maximum	58
Highest daily minimum	186
Lowest daily minimum	23
Heaviest daily rainfall	130
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 September 2017 by timescale: all-time 0, monthly 21, daily 734.

How Much Records Were Beaten By

589 broken records

Margins by which the 589 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 54.6. Ties are not counted.

Top 20 by Significance

28 September 2017

Top 20 records on 28 September 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 September 2017	Cimarron 4 SW, US	daily rain	66.0 mm (2.6 in)	27.9 mm (1.1 in)	112 years	70 of 100 (Major)
28 September 2017	Maxwell 3 NW, US	daily rain	60.7 mm (2.4 in)	45.5 mm (1.8 in)	43 years	62 of 100 (Major)
28 September 2017	Misurata, LY	monthly rain	61.0 mm (2.4 in)	9.0 mm (0.35 in)	86 years	57 of 100 (Notable)
28 September 2017	Pagosa Springs 1SE, US	daily rain	30.2 mm (1.2 in)	17.2 mm (0.7 in)	80 years	57 of 100 (Notable)
28 September 2017	El Vado Dam, US	daily rain	32.5 mm (1.3 in)	16.8 mm (0.7 in)	72 years	55 of 100 (Notable)
28 September 2017	Pedernal 9 E, US	daily rain	33.8 mm (1.3 in)	23.9 mm (0.9 in)	59 years	55 of 100 (Notable)
28 September 2017	Johnson Rch, US	daily rain	25.7 mm (1.0 in)	16.6 mm (0.7 in)	72 years	54 of 100 (Notable)
28 September 2017	Abiquiu Dam, US	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	40 years	52 of 100 (Notable)
28 September 2017	Raton Fltr Plt, US	daily rain	49.8 mm (2.0 in)	27.4 mm (1.1 in)	27 years	51 of 100 (Notable)
28 September 2017	Walsenburg 1 NW, US	daily rain	25.4 mm (1.0 in)	10.4 mm (0.4 in)	80 years	49 of 100 (Notable)
28 September 2017	Ocate 2 NW, US	daily rain	50.8 mm (2.0 in)	45.7 mm (1.8 in)	15 years	49 of 100 (Notable)
28 September 2017	Estacada 2 SE, US	daily high min	18.3 C (64.9 F)	2.7 C (4.9 F)	100 years	49 of 100 (Notable)
28 September 2017	Encinal, US	daily rain	69.3 mm (2.7 in)	51.5 mm (2.0 in)	55 years	48 of 100 (Notable)
28 September 2017	Fredericksburg, US	daily rain	46.5 mm (1.8 in)	18.8 mm (0.7 in)	107 years	48 of 100 (Notable)
28 September 2017	La Junta 20 S, US	daily rain	25.7 mm (1.0 in)	20.6 mm (0.8 in)	27 years	47 of 100 (Notable)
28 September 2017	Hamburg, US	daily high max	31.7 C (89.1 F)	3.4 C (6.1 F)	108 years	47 of 100 (Notable)
28 September 2017	Ogdensburg 4 NE, US	daily high max	30.6 C (87.1 F)	2.8 C (5.0 F)	100 years	46 of 100 (Notable)
28 September 2017	Northfield, US	daily high max	31.7 C (89.1 F)	2.8 C (5.0 F)	125 years	45 of 100 (Notable)
28 September 2017	Pueblo Rsvr, US	daily rain	26.7 mm (1.1 in)	14.8 mm (0.6 in)	27 years	44 of 100 (Notable)
28 September 2017	Valmora, US	daily rain	53.3 mm (2.1 in)	4.8 mm (0.19 in)	123 years	44 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 2017

Records set or tied on this calendar date in each year from 1794 to 2017. 2017 had 755 records.

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

Records on 09-28 in each year
Year	Records
1794	1
1826	1
1832	1
1849	2
1851	1
1854	2
1855	2
1859	1
1862	1
1864	1
1866	1
1867	3
1868	1
1869	2
1873	3
1874	3
1877	3
1878	1
1879	1
1880	2
1881	3
1883	2
1884	1
1885	4
1887	1
1888	1
1890	4
1891	2
1892	3
1893	1
1894	6
1895	5
1896	3
1897	5
1898	4
1899	6
1900	9
1901	2
1902	5
1903	19
1904	17
1905	17
1906	37
1907	27
1908	23
1909	16
1910	39
1911	62
1912	32
1913	37
1914	28
1915	57
1916	61
1917	35
1918	55
1919	38
1920	23
1921	39
1922	34
1923	150
1924	139
1925	191
1926	305
1927	194
1928	205
1929	432
1930	116
1931	233
1932	195
1933	459
1934	237
1935	282
1936	502
1937	313
1938	311
1939	552
1940	419
1941	479
1942	1,187
1943	440
1944	367
1945	1,034
1946	347
1947	647
1948	617
1949	359
1950	233
1951	441
1952	366
1953	842
1954	512
1955	409
1956	590
1957	695
1958	509
1959	874
1960	226
1961	385
1962	705
1963	666
1964	723
1965	582
1966	477
1967	978
1968	262
1969	244
1970	932
1971	954
1972	671
1973	886
1974	583
1975	502
1976	900
1977	784
1978	513
1979	915
1980	750
1981	752
1982	1,001
1983	941
1984	1,326
1985	1,189
1986	1,264
1987	825
1988	623
1989	847
1990	414
1991	821
1992	643
1993	627
1994	836
1995	794
1996	1,069
1997	681
1998	1,541
1999	1,533
2000	652
2001	791
2002	743
2003	929
2004	852
2005	1,088
2006	704
2007	837
2008	536
2009	792
2010	1,139
2011	1,025
2012	624
2013	790
2014	878
2015	673
2016	520
2017	755
2018	527
2019	1,388
2020	531
2021	740
2022	727
2023	772
2024	1,364
2025	464
2026	531

Download the Data

Data for records on 2017-09-28: 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).

Histogram of margins by which records were beaten on 28 September 2017
Margin	Records
0 to 10	533
10 to 20	29
20 to 30	18
30 to 40	2
40 to 50	3
50 to 60	4