Weather Records on 6 September 2018

714 weather records were set or tied worldwide on 6 September 2018. Highest significance: Monroe City, US.

Key Facts for 6 September 2018

On 6 September 2018, 714 weather records were set or tied at long-record stations worldwide.
506 were record highs and 36 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 31 monthly and 683 daily.
Monroe City set a daily record precipitation of 81.3 mm (3.2 in) on 6 September 2018.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 449 records.

Record Map

714 stations

714 station records on 6 September 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 September 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Monroe City	United States	Record daily precipitation	81.3 mm (3.2 in)	71 of 100 (Major)
Macomb	United States	Record daily precipitation	83.8 mm (3.3 in)	70 of 100 (Major)
Teresina (Aeroporto	Brazil	Record daily precipitation	111.0 mm (4.4 in)	69 of 100 (Major)
Shelbina	United States	Record daily precipitation	71.1 mm (2.8 in)	66 of 100 (Major)
Moberly	United States	Record daily precipitation	106.9 mm (4.2 in)	63 of 100 (Major)
Iowa City	United States	Record daily precipitation	83.3 mm (3.3 in)	59 of 100 (Notable)
Lakewood	United States	Record daily precipitation	51.6 mm (2.0 in)	55 of 100 (Notable)
Steffenville	United States	Record daily precipitation	55.9 mm (2.2 in)	55 of 100 (Notable)
La Harpe	United States	Record daily precipitation	68.1 mm (2.7 in)	54 of 100 (Notable)
Greenwood Leflore AP	United States	Record daily precipitation	111.8 mm (4.4 in)	54 of 100 (Notable)
Augusta	United States	Record daily precipitation	58.7 mm (2.3 in)	53 of 100 (Notable)
Inter Canyon	United States	Record daily precipitation	37.6 mm (1.5 in)	52 of 100 (Notable)
Waverly	United States	Record high minimum temperature	21.1 C (70.0 F)	51 of 100 (Notable)
Lambert 1W	United States	Record daily precipitation	81.3 mm (3.2 in)	50 of 100 (Notable)
Bentley	United States	Record daily precipitation	86.9 mm (3.4 in)	49 of 100 (Notable)
Knoxville	United States	Record daily precipitation	53.3 mm (2.1 in)	49 of 100 (Notable)
Downing	United States	Record daily precipitation	56.1 mm (2.2 in)	48 of 100 (Notable)
Wheat Ridge 2	United States	Record daily precipitation	33.8 mm (1.3 in)	47 of 100 (Notable)
Chandbali	India	Record daily precipitation	193.0 mm (7.6 in)	46 of 100 (Notable)
Sabinal	United States	Record daily precipitation	74.9 mm (2.9 in)	46 of 100 (Notable)
Tahquamenon Falls Sp	United States	Record daily precipitation	46.2 mm (1.8 in)	45 of 100 (Notable)
Intl Falls Intl AP	United States	Record low minimum temperature	-2.1 C (28.2 F)	45 of 100 (Notable)
Renningen-Ihinger Hof	Germany	Record daily precipitation	47.4 mm (1.9 in)	44 of 100 (Notable)
Udskoe	Russia	Record daily precipitation	48.0 mm (1.9 in)	44 of 100 (Notable)
Crosbyton	United States	Record daily precipitation	37.1 mm (1.5 in)	44 of 100 (Notable)
Brockton	United States	Record high minimum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Raymondville	United States	Record daily precipitation	76.2 mm (3.0 in)	43 of 100 (Notable)
Alzey	Germany	Record daily precipitation	31.3 mm (1.2 in)	42 of 100 (Notable)
Rock Is L&D 15	United States	Record daily precipitation	37.1 mm (1.5 in)	42 of 100 (Notable)
Clinton	United States	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Bitter Lakes Wl Refuge	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Auburn	United States	Record high maximum temperature	33.3 C (91.9 F)	42 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record high maximum temperature	32.8 C (91.0 F)	42 of 100 (Notable)
Ogdensburg 4 NE	United States	Record high minimum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
Ohringen	Germany	Record daily precipitation	30.9 mm (1.2 in)	41 of 100 (Notable)
Clayton 1 SSW	United States	Record high minimum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Hagerstown 1E	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Hannibal Wtr Wks	United States	Record daily precipitation	64.8 mm (2.6 in)	41 of 100 (Notable)
Sedalia Wtp	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Sussex 1 NW	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Bucyrus	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Nambucca Heads Bowling Club	Australia	Record daily precipitation	25.0 mm (1.0 in)	40 of 100 (Notable)
Vytegra	Russia	Record high minimum temperature	15.3 C (59.5 F)	40 of 100 (Notable)
Merklingen	Germany	Record daily precipitation	31.7 mm (1.2 in)	39 of 100 (Notable)
Canton 4N	United States	Record daily precipitation	69.3 mm (2.7 in)	39 of 100 (Notable)
Sidney 1 S	United States	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Inhambane	Mozambique	Record high minimum temperature	23.4 C (74.1 F)	38 of 100 (Notable)
Simferopol	Ukraine	Record high minimum temperature	19.0 C (66.2 F)	38 of 100 (Notable)
Williamsburg 1E	United States	Record daily precipitation	73.2 mm (2.9 in)	38 of 100 (Notable)
Munising	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
New Franklin 1W	United States	Record daily precipitation	44.5 mm (1.8 in)	38 of 100 (Notable)
Orlando Executive AP	United States	Record high minimum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Hartford Brainard Fld	United States	Record high maximum temperature	35.6 C (96.1 F)	38 of 100 (Notable)
Kewanee 1E	United States	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Donnellson	United States	Record daily precipitation	92.5 mm (3.6 in)	37 of 100 (Notable)
Lily Pond	United States	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
New Haven Tweed AP	United States	Record high maximum temperature	33.3 C (91.9 F)	37 of 100 (Notable)
Pittsfield Muni AP	United States	Record high maximum temperature	31.1 C (88.0 F)	37 of 100 (Notable)
Cabramurra Smhea	Australia	Record daily precipitation	47.8 mm (1.9 in)	36 of 100 (Notable)
Oost Vlieland	Netherlands	Record daily precipitation	41.2 mm (1.6 in)	36 of 100 (Notable)

Counts by Type and Timescale

714 records

Records set or tied on 6 September 2018 by type: Highest daily maximum 167, Lowest daily maximum 19, Highest daily minimum 339, Lowest daily minimum 17, Heaviest daily rainfall 172.

Records on 6 September 2018 by type
Record type	Records
Highest daily maximum	167
Lowest daily maximum	19
Highest daily minimum	339
Lowest daily minimum	17
Heaviest daily rainfall	172
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 6 September 2018 by timescale: all-time 0, monthly 31, daily 683.

How Much Records Were Beaten By

484 broken records

Margins by which the 484 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 86.7. Ties are not counted.

Top 20 by Significance

6 September 2018

Top 20 records on 6 September 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 September 2018	Monroe City, US	daily rain	81.3 mm (3.2 in)	52.6 mm (2.1 in)	112 years	71 of 100 (Major)
6 September 2018	Macomb, US	daily rain	83.8 mm (3.3 in)	42.4 mm (1.7 in)	101 years	70 of 100 (Major)
6 September 2018	Teresina (Aeroporto, BR	monthly rain	111.0 mm (4.4 in)	71.1 mm (2.8 in)	44 years	69 of 100 (Major)
6 September 2018	Shelbina, US	daily rain	71.1 mm (2.8 in)	44.9 mm (1.8 in)	100 years	66 of 100 (Major)
6 September 2018	Moberly, US	daily rain	106.9 mm (4.2 in)	79.2 mm (3.1 in)	52 years	63 of 100 (Major)
6 September 2018	Iowa City, US	daily rain	83.3 mm (3.3 in)	27.7 mm (1.1 in)	104 years	59 of 100 (Notable)
6 September 2018	Lakewood, US	daily rain	51.6 mm (2.0 in)	47.3 mm (1.9 in)	36 years	55 of 100 (Notable)
6 September 2018	Steffenville, US	daily rain	55.9 mm (2.2 in)	25.9 mm (1.0 in)	119 years	55 of 100 (Notable)
6 September 2018	La Harpe, US	daily rain	68.1 mm (2.7 in)	24.9 mm (1.0 in)	118 years	54 of 100 (Notable)
6 September 2018	Greenwood Leflore AP, US	daily rain	111.8 mm (4.4 in)	86.7 mm (3.4 in)	24 years	54 of 100 (Notable)
6 September 2018	Augusta, US	daily rain	58.7 mm (2.3 in)	45.5 mm (1.8 in)	53 years	53 of 100 (Notable)
6 September 2018	Inter Canyon, US	daily rain	37.6 mm (1.5 in)	27.9 mm (1.1 in)	28 years	52 of 100 (Notable)
6 September 2018	Waverly, US	monthly high min	21.1 C (70.0 F)	0.5 C (0.9 F)	120 years	51 of 100 (Notable)
6 September 2018	Lambert 1W, US	daily rain	81.3 mm (3.2 in)	56.7 mm (2.2 in)	44 years	50 of 100 (Notable)
6 September 2018	Bentley, US	daily rain	86.9 mm (3.4 in)	54.4 mm (2.1 in)	24 years	49 of 100 (Notable)
6 September 2018	Knoxville, US	daily rain	53.3 mm (2.1 in)	15.2 mm (0.6 in)	107 years	49 of 100 (Notable)
6 September 2018	Downing, US	daily rain	56.1 mm (2.2 in)	18.0 mm (0.7 in)	95 years	48 of 100 (Notable)
6 September 2018	Wheat Ridge 2, US	daily rain	33.8 mm (1.3 in)	25.4 mm (1.0 in)	32 years	47 of 100 (Notable)
6 September 2018	Chandbali, IN	daily rain	193.0 mm (7.6 in)	41.6 mm (1.6 in)	79 years	46 of 100 (Notable)
6 September 2018	Sabinal, US	daily rain	74.9 mm (2.9 in)	11.4 mm (0.4 in)	112 years	46 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 2018

Records set or tied on this calendar date in each year from 1794 to 2018. 2018 had 714 records.

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

Records on 09-06 in each year
Year	Records
1794	1
1802	1
1803	1
1812	1
1814	2
1833	1
1834	1
1841	1
1853	1
1854	1
1861	1
1865	2
1866	2
1867	1
1868	1
1869	2
1871	2
1872	2
1873	2
1876	1
1877	1
1880	1
1881	3
1883	2
1884	1
1885	1
1887	2
1888	1
1890	3
1891	1
1892	4
1893	2
1894	4
1895	4
1896	2
1897	4
1898	5
1899	5
1900	5
1901	2
1902	5
1903	5
1904	6
1905	14
1906	8
1907	14
1908	36
1909	13
1910	28
1911	20
1912	55
1913	21
1914	23
1915	14
1916	16
1917	23
1918	62
1919	106
1920	172
1921	67
1922	114
1923	153
1924	335
1925	290
1926	123
1927	137
1928	252
1929	359
1930	101
1931	324
1932	275
1933	368
1934	462
1935	341
1936	338
1937	237
1938	322
1939	447
1940	170
1941	276
1942	284
1943	831
1944	392
1945	537
1946	426
1947	895
1948	379
1949	525
1950	699
1951	263
1952	350
1953	396
1954	567
1955	493
1956	735
1957	311
1958	489
1959	405
1960	382
1961	317
1962	772
1963	419
1964	393
1965	722
1966	296
1967	878
1968	512
1969	737
1970	910
1971	436
1972	567
1973	866
1974	897
1975	426
1976	915
1977	467
1978	1,273
1979	892
1980	458
1981	542
1982	744
1983	1,965
1984	1,354
1985	1,371
1986	751
1987	735
1988	1,547
1989	544
1990	805
1991	757
1992	1,084
1993	856
1994	622
1995	1,220
1996	934
1997	1,389
1998	1,385
1999	1,048
2000	1,500
2001	631
2002	867
2003	718
2004	956
2005	601
2006	1,104
2007	1,246
2008	1,430
2009	735
2010	1,259
2011	1,684
2012	803
2013	886
2014	588
2015	692
2016	605
2017	838
2018	714
2019	797
2020	1,349
2021	407
2022	1,782
2023	905
2024	1,161
2025	894
2026	846

Download the Data

Data for records on 2018-09-06: 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	446
20 to 40	24
40 to 60	11
60 to 80	2
80 to 100	1