Weather Records on 1 September 2023

720 weather records were set or tied worldwide on 1 September 2023. Highest significance: Haboro, JP.

Key Facts for 1 September 2023

On 1 September 2023, 720 weather records were set or tied at long-record stations worldwide.
421 were record highs and 103 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 49 monthly and 669 daily.
Haboro set a daily record precipitation of 114.0 mm (4.5 in) on 1 September 2023.
Across 161 earlier years (1797 to 2026) the same calendar date averaged 439 records.

Record Map

720 stations

720 station records on 1 September 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 September 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Haboro	Japan	Record daily precipitation	114.0 mm (4.5 in)	68 of 100 (Major)
Salem	India	Record daily precipitation	86.1 mm (3.4 in)	61 of 100 (Major)
Muodoslompolo	Sweden	Record daily precipitation	34.2 mm (1.3 in)	61 of 100 (Major)
Mathews	United States	Record daily precipitation	105.9 mm (4.2 in)	61 of 100 (Major)
Chervjanka	Russia	Record daily precipitation	25.9 mm (1.0 in)	57 of 100 (Notable)
Brovallen	Sweden	Record daily precipitation	68.1 mm (2.7 in)	55 of 100 (Notable)
Phuket Airport	Thailand	Record daily precipitation	130.3 mm (5.1 in)	55 of 100 (Notable)
Skulte	Latvia	Record daily precipitation	26.4 mm (1.0 in)	54 of 100 (Notable)
Avesta	Sweden	Record daily precipitation	57.2 mm (2.3 in)	53 of 100 (Notable)
Aneityum	Vanuatu	Record daily precipitation	66.0 mm (2.6 in)	52 of 100 (Notable)
Pamplona	Spain	Record daily precipitation	55.8 mm (2.2 in)	52 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record daily precipitation	37.0 mm (1.5 in)	52 of 100 (Notable)
Hedesunda	Sweden	Record daily precipitation	57.3 mm (2.3 in)	52 of 100 (Notable)
Big Creek Sum	United States	Record daily precipitation	53.3 mm (2.1 in)	52 of 100 (Notable)
Mt Rose Ski Area	United States	Record daily precipitation	33.0 mm (1.3 in)	52 of 100 (Notable)
Solingen-Hohenscheid	Germany	Record daily precipitation	55.2 mm (2.2 in)	51 of 100 (Notable)
Parkajoki	Sweden	Record daily precipitation	36.7 mm (1.4 in)	51 of 100 (Notable)
Sodankyla AWS	Finland	Record daily precipitation	35.1 mm (1.4 in)	50 of 100 (Notable)
Tawau	Malaysia	Record daily precipitation	84.6 mm (3.3 in)	48 of 100 (Notable)
Sala	Sweden	Record daily precipitation	83.0 mm (3.3 in)	48 of 100 (Notable)
Ust-Nera	Russia	Record daily precipitation	25.9 mm (1.0 in)	47 of 100 (Notable)
Kolari Kattilamaa	Finland	Record daily precipitation	31.0 mm (1.2 in)	46 of 100 (Notable)
Reboly	Russia	Record high minimum temperature	16.1 C (61.0 F)	46 of 100 (Notable)
Hassleby	Sweden	Record daily precipitation	43.5 mm (1.7 in)	46 of 100 (Notable)
Desert Resorts Rgnl AP	United States	Record daily precipitation	34.5 mm (1.4 in)	45 of 100 (Notable)
Virserum-Rodmossa	Sweden	Record daily precipitation	29.9 mm (1.2 in)	44 of 100 (Notable)
Mecca Fire STN	United States	Record daily precipitation	38.1 mm (1.5 in)	44 of 100 (Notable)
Artesia 6S	United States	Record low minimum temperature	4.4 C (39.9 F)	44 of 100 (Notable)
Little Grassy	United States	Record daily precipitation	48.3 mm (1.9 in)	44 of 100 (Notable)
Birx/Rhon	Germany	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Ajo	United States	Record low maximum temperature	31.1 C (88.0 F)	43 of 100 (Notable)
Heinsberg-Schleiden	Germany	Record daily precipitation	26.1 mm (1.0 in)	42 of 100 (Notable)
Sonoma	United States	Record low maximum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Lainio	Sweden	Record daily precipitation	27.1 mm (1.1 in)	41 of 100 (Notable)
Enterprise	United States	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)
Mt Shasta	United States	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Hagan's Meadow	United States	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Enontekio Karesuvanto	Finland	Record daily precipitation	25.0 mm (1.0 in)	38 of 100 (Notable)
Gadag	India	Record daily precipitation	65.8 mm (2.6 in)	38 of 100 (Notable)
Kolsva	Sweden	Record daily precipitation	43.0 mm (1.7 in)	38 of 100 (Notable)
Vittinge	Sweden	Record daily precipitation	39.5 mm (1.6 in)	38 of 100 (Notable)
Trang	Thailand	Record daily precipitation	140.5 mm (5.5 in)	38 of 100 (Notable)
Blythe	United States	Record daily precipitation	36.6 mm (1.4 in)	38 of 100 (Notable)
Purdum	United States	Record high maximum temperature	38.3 C (100.9 F)	38 of 100 (Notable)
St George	United States	Record daily precipitation	43.7 mm (1.7 in)	38 of 100 (Notable)
Prosser	United States	Record low maximum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Fallen Leaf	United States	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Scottsbluff W B Heilig Fld AP	United States	Record high maximum temperature	38.3 C (100.9 F)	38 of 100 (Notable)
Anchorage Merrill Fld	United States	Record high minimum temperature	12.8 C (55.0 F)	38 of 100 (Notable)
Orlinga	Russia	Record high minimum temperature	13.7 C (56.7 F)	37 of 100 (Notable)
Nogliki	Russia	Record high minimum temperature	16.4 C (61.5 F)	37 of 100 (Notable)
Kitt Peak	United States	Record high minimum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Skultuna	Sweden	Record daily precipitation	59.7 mm (2.4 in)	36 of 100 (Notable)
Searchlight	United States	Record low maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Uccle	Belgium	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Tann/Rhon	Germany	Record daily precipitation	29.9 mm (1.2 in)	35 of 100 (Notable)
Bilma	Niger	Record high minimum temperature	29.8 C (85.6 F)	34 of 100 (Routine)
Kem-Port	Russia	Record high minimum temperature	14.6 C (58.3 F)	34 of 100 (Routine)
Gallivare_A	Sweden	Record high minimum temperature	12.4 C (54.3 F)	34 of 100 (Routine)
Atakpane	Togo	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

720 records

Records set or tied on 1 September 2023 by type: Highest daily maximum 156, Lowest daily maximum 80, Highest daily minimum 265, Lowest daily minimum 23, Heaviest daily rainfall 196.

Records on 1 September 2023 by type
Record type	Records
Highest daily maximum	156
Lowest daily maximum	80
Highest daily minimum	265
Lowest daily minimum	23
Heaviest daily rainfall	196
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 September 2023 by timescale: all-time 2, monthly 49, daily 669.

How Much Records Were Beaten By

563 broken records

Margins by which the 563 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.0. Ties are not counted.

Top 20 by Significance

1 September 2023

Top 20 records on 1 September 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 September 2023	Haboro, JP	daily rain	114.0 mm (4.5 in)	73.4 mm (2.9 in)	72 years	68 of 100 (Major)
1 September 2023	Salem, IN	daily rain	86.1 mm (3.4 in)	35.3 mm (1.4 in)	108 years	61 of 100 (Major)
1 September 2023	Muodoslompolo, SE	daily rain	34.2 mm (1.3 in)	25.1 mm (1.0 in)	52 years	61 of 100 (Major)
1 September 2023	Mathews, US	daily rain	105.9 mm (4.2 in)	82.0 mm (3.2 in)	61 years	61 of 100 (Major)
1 September 2023	Chervjanka, RU	daily rain	25.9 mm (1.0 in)	14.7 mm (0.6 in)	44 years	57 of 100 (Notable)
1 September 2023	Brovallen, SE	all-time rain	68.1 mm (2.7 in)	16.3 mm (0.6 in)	2 years	55 of 100 (Notable)
1 September 2023	Phuket Airport, TH	daily rain	130.3 mm (5.1 in)	62.8 mm (2.5 in)	69 years	55 of 100 (Notable)
1 September 2023	Skulte, LV	daily rain	26.4 mm (1.0 in)	16.8 mm (0.7 in)	57 years	54 of 100 (Notable)
1 September 2023	Avesta, SE	daily rain	57.2 mm (2.3 in)	26.0 mm (1.0 in)	32 years	53 of 100 (Notable)
1 September 2023	Aneityum, VU	daily rain	66.0 mm (2.6 in)	43.9 mm (1.7 in)	69 years	52 of 100 (Notable)
1 September 2023	Pamplona, ES	daily rain	55.8 mm (2.2 in)	30.8 mm (1.2 in)	25 years	52 of 100 (Notable)
1 September 2023	Vasteras-Hasslo, SE	daily rain	37.0 mm (1.5 in)	12.8 mm (0.5 in)	65 years	52 of 100 (Notable)
1 September 2023	Hedesunda, SE	daily rain	57.3 mm (2.3 in)	29.5 mm (1.2 in)	32 years	52 of 100 (Notable)
1 September 2023	Big Creek Sum, US	monthly rain	53.3 mm (2.1 in)	20.3 mm (0.8 in)	24 years	52 of 100 (Notable)
1 September 2023	Mt Rose Ski Area, US	daily rain	33.0 mm (1.3 in)	25.4 mm (1.0 in)	40 years	52 of 100 (Notable)
1 September 2023	Solingen-Hohenscheid, DE	daily rain	55.2 mm (2.2 in)	16.7 mm (0.7 in)	62 years	51 of 100 (Notable)
1 September 2023	Parkajoki, SE	daily rain	36.7 mm (1.4 in)	24.1 mm (0.9 in)	18 years	51 of 100 (Notable)
1 September 2023	Sodankyla AWS, FI	daily rain	35.1 mm (1.4 in)	14.5 mm (0.6 in)	30 years	50 of 100 (Notable)
1 September 2023	Tawau, MY	daily rain	84.6 mm (3.3 in)	66.6 mm (2.6 in)	34 years	48 of 100 (Notable)
1 September 2023	Sala, SE	all-time rain	83.0 mm (3.3 in)	5.5 mm (0.22 in)	44 years	48 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

1797 to 2023

Records set or tied on this calendar date in each year from 1797 to 2023. 2023 had 720 records.

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

Records on 09-01 in each year
Year	Records
1797	1
1806	1
1819	1
1827	1
1831	1
1838	1
1851	1
1853	1
1854	1
1857	1
1858	1
1859	1
1860	2
1861	1
1865	1
1866	1
1867	2
1869	3
1871	1
1873	1
1876	2
1877	2
1878	3
1879	2
1881	5
1883	1
1886	3
1887	3
1888	2
1890	2
1892	2
1894	3
1897	4
1898	10
1899	3
1900	2
1901	14
1902	5
1903	16
1904	9
1905	6
1906	26
1907	14
1908	26
1909	34
1910	22
1911	16
1912	47
1913	32
1914	23
1915	46
1916	16
1917	24
1918	31
1919	19
1920	31
1921	46
1922	67
1923	75
1924	210
1925	127
1926	182
1927	136
1928	166
1929	324
1930	264
1931	233
1932	550
1933	622
1934	654
1935	584
1936	385
1937	502
1938	373
1939	303
1940	333
1941	497
1942	532
1943	578
1944	377
1945	497
1946	642
1947	555
1948	460
1949	1,102
1950	849
1951	668
1952	644
1953	937
1954	407
1955	413
1956	504
1957	320
1958	427
1959	519
1960	408
1961	531
1962	368
1963	416
1964	621
1965	657
1966	596
1967	1,263
1968	604
1969	493
1970	502
1971	464
1972	518
1973	874
1974	895
1975	939
1976	627
1977	500
1978	809
1979	459
1980	671
1981	649
1982	642
1983	1,167
1984	619
1985	901
1986	964
1987	909
1988	651
1989	823
1990	749
1991	687
1992	1,010
1993	1,122
1994	1,291
1995	1,165
1996	823
1997	1,161
1998	1,159
1999	925
2000	1,613
2001	904
2002	778
2003	1,254
2004	827
2005	901
2006	1,157
2007	976
2008	1,204
2009	1,003
2010	1,313
2011	1,071
2012	874
2013	775
2014	515
2015	661
2016	522
2017	686
2018	399
2019	800
2020	689
2021	751
2022	1,016
2023	720
2024	938
2025	359
2026	521

Download the Data

Data for records on 2023-09-01: 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	540
20 to 40	18
40 to 60	1
60 to 80	3
80 to 100	1