Weather Records on 1 September 2025

359 weather records were set or tied worldwide on 1 September 2025. Highest significance: Mount Compass, AU.

Key Facts for 1 September 2025

On 1 September 2025, 359 weather records were set or tied at long-record stations worldwide.
220 were record highs and 66 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 37 monthly and 321 daily.
Mount Compass set a daily record precipitation of 55.0 mm (2.2 in) on 1 September 2025.
Across 161 earlier years (1797 to 2026) the same calendar date averaged 442 records.

Record Map

359 stations

359 station records on 1 September 2025 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 September 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mount Compass	Australia	Record daily precipitation	55.0 mm (2.2 in)	64 of 100 (Major)
Rauland	Norway	Record daily precipitation	45.0 mm (1.8 in)	63 of 100 (Major)
Friend 3E	United States	Record daily precipitation	143.5 mm (5.6 in)	60 of 100 (Major)
Hebron	United States	Record daily precipitation	55.1 mm (2.2 in)	55 of 100 (Notable)
Parma Exp STN	United States	Record high minimum temperature	19.4 C (66.9 F)	51 of 100 (Notable)
Koloko Rsvr 1137	United States	Record daily precipitation	38.9 mm (1.5 in)	51 of 100 (Notable)
Seward	United States	Record daily precipitation	58.4 mm (2.3 in)	50 of 100 (Notable)
Sandpoint Exp STN	United States	Record high minimum temperature	17.8 C (64.0 F)	49 of 100 (Notable)
Logan 1 WNW	United States	Record daily precipitation	59.2 mm (2.3 in)	49 of 100 (Notable)
Interior 3 NE	United States	Record daily precipitation	46.7 mm (1.8 in)	48 of 100 (Notable)
W	United States	Record daily precipitation	101.1 mm (4.0 in)	48 of 100 (Notable)
Spokane Intl AP	United States	Record high minimum temperature	21.1 C (70.0 F)	47 of 100 (Notable)
Spokane Intl AP	United States	Record high maximum temperature	37.2 C (99.0 F)	46 of 100 (Notable)
Sion 2	Switzerland	Record daily precipitation	27.5 mm (1.1 in)	45 of 100 (Notable)
Henderson 2 NNW	United States	Record low minimum temperature	2.8 C (37.0 F)	44 of 100 (Notable)
Grapevine Dam	United States	Record daily precipitation	148.1 mm (5.8 in)	44 of 100 (Notable)
Ft Davis	United States	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Beito	Norway	Record daily precipitation	32.0 mm (1.3 in)	40 of 100 (Notable)
Kallered_D	Sweden	Record daily precipitation	37.2 mm (1.5 in)	40 of 100 (Notable)
Wilbur	United States	Record high minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Lerwick	United Kingdom	Record high maximum temperature	17.9 C (64.2 F)	38 of 100 (Notable)
Trondheim - Voll	Norway	Record high minimum temperature	14.1 C (57.4 F)	36 of 100 (Notable)
Bykle - Kultran	Norway	Record daily precipitation	28.1 mm (1.1 in)	36 of 100 (Notable)
Wick	United Kingdom	Record high minimum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
Moscow U of I	United States	Record high maximum temperature	38.9 C (102.0 F)	36 of 100 (Notable)
Lindbergh Lake	United States	Record high maximum temperature	37.2 C (99.0 F)	35 of 100 (Notable)
Manhattan ASOS	United States	Record daily precipitation	37.3 mm (1.5 in)	35 of 100 (Notable)
Brest-Guipavas	France	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
Fokstua	Norway	Record high minimum temperature	10.4 C (50.7 F)	34 of 100 (Routine)
Nebraska City 2NW	United States	Record daily precipitation	51.3 mm (2.0 in)	34 of 100 (Routine)
Davenport	United States	Record high minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Albany SW Georgia Rgnl AP	United States	Record low minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Kjevik	Norway	Record daily precipitation	31.7 mm (1.2 in)	33 of 100 (Routine)
Mead 6S	United States	Record daily precipitation	48.3 mm (1.9 in)	33 of 100 (Routine)
Mosstrand II	Norway	Record daily precipitation	38.0 mm (1.5 in)	32 of 100 (Routine)
Bonners Ferry	United States	Record high minimum temperature	16.7 C (62.1 F)	32 of 100 (Routine)
Washington	United States	Record daily precipitation	127.0 mm (5.0 in)	32 of 100 (Routine)
Mullan Pass Vor/Dme	United States	Record high maximum temperature	28.3 C (82.9 F)	32 of 100 (Routine)
Barter Island WSO AP	United States	Record high maximum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Alice Springs Airport	Australia	Record low minimum temperature	-0.6 C (30.9 F)	31 of 100 (Routine)
Reinli	Norway	Record daily precipitation	36.7 mm (1.4 in)	31 of 100 (Routine)
Greifswalder Oie	Germany	Record high minimum temperature	18.5 C (65.3 F)	30 of 100 (Routine)
Sihccajavri	Norway	Record high maximum temperature	19.2 C (66.6 F)	29 of 100 (Routine)
Kautokeino	Norway	Record high maximum temperature	19.9 C (67.8 F)	29 of 100 (Routine)
Poteet	United States	Record daily precipitation	40.4 mm (1.6 in)	29 of 100 (Routine)
Aquilla 1 SSE	United States	Record daily precipitation	59.7 mm (2.4 in)	28 of 100 (Routine)
Deer Mountain Washington	United States	Record high minimum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Toolangi (Mount St Leonard Dpi	Australia	Record daily precipitation	40.2 mm (1.6 in)	27 of 100 (Routine)
Ceahlau Toaca	Romania	Record daily precipitation	27.3 mm (1.1 in)	27 of 100 (Routine)
Kiruna_Flygplats	Sweden	Record high maximum temperature	19.9 C (67.8 F)	27 of 100 (Routine)
Randolph	United States	Record daily precipitation	52.8 mm (2.1 in)	27 of 100 (Routine)
Millersburg	United States	Record low minimum temperature	5.6 C (42.1 F)	27 of 100 (Routine)
Wenatchee	United States	Record high minimum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Baltimore-Washington Intl AP	United States	Record low minimum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Medford 7ENE	United States	Record daily precipitation	29.5 mm (1.2 in)	26 of 100 (Routine)
Conroe	United States	Record daily precipitation	77.5 mm (3.1 in)	26 of 100 (Routine)
Klawasi Alaska	United States	Record high maximum temperature	22.8 C (73.0 F)	26 of 100 (Routine)
Halmstad Flygflottilj	Sweden	Record high minimum temperature	15.8 C (60.4 F)	25 of 100 (Routine)
Lompoc	United States	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Alder Ridge Washington	United States	Record high minimum temperature	23.3 C (73.9 F)	25 of 100 (Routine)

Counts by Type and Timescale

359 records

Records set or tied on 1 September 2025 by type: Highest daily maximum 75, Lowest daily maximum 17, Highest daily minimum 145, Lowest daily minimum 49, Heaviest daily rainfall 73.

Records on 1 September 2025 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	17
Highest daily minimum	145
Lowest daily minimum	49
Heaviest daily rainfall	73
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 September 2025 by timescale: all-time 1, monthly 37, daily 321.

How Much Records Were Beaten By

258 broken records

Margins by which the 258 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.0. Ties are not counted.

Top 20 by Significance

1 September 2025

Top 20 records on 1 September 2025 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 September 2025	Mount Compass, AU	daily rain	55.0 mm (2.2 in)	22.0 mm (0.9 in)	92 years	64 of 100 (Major)
1 September 2025	Rauland, NO	daily rain	45.0 mm (1.8 in)	17.7 mm (0.7 in)	91 years	63 of 100 (Major)
1 September 2025	Friend 3E, US	all-time rain	143.5 mm (5.6 in)	9.1 mm (0.36 in)	83 years	60 of 100 (Major)
1 September 2025	Hebron, US	daily rain	55.1 mm (2.2 in)	29.7 mm (1.2 in)	90 years	55 of 100 (Notable)
1 September 2025	Parma Exp STN, US	daily high min	19.4 C (66.9 F)	5.0 C (9.0 F)	96 years	51 of 100 (Notable)
1 September 2025	Koloko Rsvr 1137, US	daily rain	38.9 mm (1.5 in)	19.6 mm (0.8 in)	64 years	51 of 100 (Notable)
1 September 2025	Seward, US	daily rain	58.4 mm (2.3 in)	19.8 mm (0.8 in)	90 years	50 of 100 (Notable)
1 September 2025	Sandpoint Exp STN, US	monthly high min	17.8 C (64.0 F)	0.6 C (1.1 F)	94 years	49 of 100 (Notable)
1 September 2025	Logan 1 WNW, US	daily rain	59.2 mm (2.3 in)	13.5 mm (0.5 in)	100 years	49 of 100 (Notable)
1 September 2025	Interior 3 NE, US	daily rain	46.7 mm (1.8 in)	28.4 mm (1.1 in)	39 years	48 of 100 (Notable)
1 September 2025	W, US	daily rain	101.1 mm (4.0 in)	63.0 mm (2.5 in)	31 years	48 of 100 (Notable)
1 September 2025	Spokane Intl AP, US	monthly high min	21.1 C (70.0 F)	0.5 C (0.9 F)	86 years	47 of 100 (Notable)
1 September 2025	Spokane Intl AP, US	monthly high max	37.2 C (99.0 F)	0.5 C (0.9 F)	86 years	46 of 100 (Notable)
1 September 2025	Sion 2, CH	daily rain	27.5 mm (1.1 in)	14.0 mm (0.6 in)	42 years	45 of 100 (Notable)
1 September 2025	Henderson 2 NNW, US	daily low min	2.8 C (37.0 F)	5.0 C (9.0 F)	79 years	44 of 100 (Notable)
1 September 2025	Grapevine Dam, US	daily rain	148.1 mm (5.8 in)	56.7 mm (2.2 in)	31 years	44 of 100 (Notable)
1 September 2025	Ft Davis, US	daily rain	30.0 mm (1.2 in)	5.9 mm (0.23 in)	84 years	41 of 100 (Notable)
1 September 2025	Beito, NO	daily rain	32.0 mm (1.3 in)	5.4 mm (0.21 in)	79 years	40 of 100 (Notable)
1 September 2025	Kallered_D, SE	daily rain	37.2 mm (1.5 in)	22.2 mm (0.9 in)	28 years	40 of 100 (Notable)
1 September 2025	Wilbur, US	daily high min	17.8 C (64.0 F)	1.7 C (3.1 F)	87 years	40 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 2025

Records set or tied on this calendar date in each year from 1797 to 2025. 2025 had 359 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 2025-09-01: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 10	230
10 to 20	18
20 to 30	7
30 to 40	1
40 to 50	0
50 to 60	1
60 to 70	1