Weather Records on 25 September 1985

446 weather records were set or tied worldwide on 25 September 1985. Highest significance: Naalehu 14, US.

Key Facts for 25 September 1985

On 25 September 1985, 446 weather records were set or tied at long-record stations worldwide.
145 were record highs and 214 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 430 daily.
Naalehu 14 set a daily record precipitation of 82.0 mm (3.2 in) on 25 September 1985.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 426 records.

Record Map

446 stations

446 station records on 25 September 1985 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Naalehu 14	United States	Record daily precipitation	82.0 mm (3.2 in)	61 of 100 (Major)
Waipahu 750	United States	Record daily precipitation	58.4 mm (2.3 in)	48 of 100 (Notable)
Mankato	United States	Record low maximum temperature	10.6 C (51.1 F)	46 of 100 (Notable)
Puhi 1013	United States	Record daily precipitation	55.9 mm (2.2 in)	45 of 100 (Notable)
Hostotipaquillo	Mexico	Record daily precipitation	61.7 mm (2.4 in)	44 of 100 (Notable)
Sugarloaf Rsvr	United States	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Tomsk	Russia	Record high minimum temperature	10.3 C (50.5 F)	37 of 100 (Notable)
Charles City	United States	Record low maximum temperature	12.2 C (54.0 F)	37 of 100 (Notable)
Ada	United States	Record low minimum temperature	-5.0 C (23.0 F)	37 of 100 (Notable)
Ph Wainiha 1115	United States	Record daily precipitation	63.5 mm (2.5 in)	36 of 100 (Notable)
Trenton Falls	United States	Record daily precipitation	34.5 mm (1.4 in)	35 of 100 (Notable)
Mauston 1 SE	United States	Record low maximum temperature	10.0 C (50.0 F)	35 of 100 (Notable)
Twyfelspoort	South Africa	Record daily precipitation	35.0 mm (1.4 in)	34 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	-2.0 C (28.4 F)	34 of 100 (Routine)
Tiskilwa 2 SE	United States	Record low maximum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Decorah	United States	Record low maximum temperature	10.0 C (50.0 F)	34 of 100 (Routine)
Caledonia	United States	Record low maximum temperature	8.9 C (48.0 F)	33 of 100 (Routine)
Waimea 947	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Santo Hipolito	Brazil	Record daily precipitation	46.2 mm (1.8 in)	31 of 100 (Routine)
Wray	United States	Record low minimum temperature	-6.1 C (21.0 F)	31 of 100 (Routine)
Polo	United States	Record daily precipitation	81.8 mm (3.2 in)	31 of 100 (Routine)
Hilo Intl AP 87	United States	Record daily precipitation	58.4 mm (2.3 in)	31 of 100 (Routine)
Solon Springs	United States	Record low maximum temperature	8.3 C (46.9 F)	30 of 100 (Routine)
Combolcha	Ethiopia	Record low minimum temperature	4.0 C (39.2 F)	29 of 100 (Routine)
Karlstad	Sweden	Record low minimum temperature	-2.4 C (27.7 F)	29 of 100 (Routine)
Lowell	United States	Record daily precipitation	43.7 mm (1.7 in)	29 of 100 (Routine)
Motozintla (Smn)	Mexico	Record low minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Ozark	United States	Record low minimum temperature	4.4 C (39.9 F)	28 of 100 (Routine)
Medford	United States	Record low maximum temperature	6.1 C (43.0 F)	28 of 100 (Routine)
Gouvea	Brazil	Record daily precipitation	31.4 mm (1.2 in)	27 of 100 (Routine)
Sredny Vasjugan	Russia	Record high minimum temperature	12.9 C (55.2 F)	27 of 100 (Routine)
Wichita Mtn Wr	United States	Record low minimum temperature	2.8 C (37.0 F)	27 of 100 (Routine)
Derry 4 SW	United States	Record low minimum temperature	-2.8 C (27.0 F)	27 of 100 (Routine)
Puehu Ridge 1040	United States	Record daily precipitation	27.2 mm (1.1 in)	27 of 100 (Routine)
Chengdu	China	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Doniphan	United States	Record low maximum temperature	16.1 C (61.0 F)	26 of 100 (Routine)
Hukipo 945	United States	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Miahuatlan (Smn)	Mexico	Record high maximum temperature	32.8 C (91.0 F)	25 of 100 (Routine)
Grand Rapids Forestry Lab	United States	Record low maximum temperature	5.6 C (42.1 F)	25 of 100 (Routine)
Red Lake Falls	United States	Record low minimum temperature	-5.6 C (21.9 F)	25 of 100 (Routine)
Hatfield	United States	Record low maximum temperature	8.3 C (46.9 F)	25 of 100 (Routine)
Mondovi	United States	Record low maximum temperature	8.3 C (46.9 F)	25 of 100 (Routine)
Owen 1E	United States	Record low maximum temperature	7.2 C (45.0 F)	25 of 100 (Routine)
Guanhaes	Brazil	Record daily precipitation	29.2 mm (1.1 in)	24 of 100 (Routine)
Gospic	Croatia	Record high maximum temperature	29.6 C (85.3 F)	24 of 100 (Routine)
Kolpasevo	Russia	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Severnoe	Russia	Record high minimum temperature	13.4 C (56.1 F)	24 of 100 (Routine)
Nashua 2 NNW	United States	Record daily precipitation	44.5 mm (1.8 in)	24 of 100 (Routine)
Jesus Maria	Mexico	Record high maximum temperature	27.8 C (82.0 F)	23 of 100 (Routine)
Juana Diaz Camp	Puerto Rico [United States]	Record daily precipitation	36.6 mm (1.4 in)	23 of 100 (Routine)
Mora Camp	Puerto Rico [United States]	Record daily precipitation	38.4 mm (1.5 in)	23 of 100 (Routine)
Nevada City	United States	Record high minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Sparta	United States	Record low maximum temperature	8.9 C (48.0 F)	23 of 100 (Routine)
Aleksandrovskoe	Russia	Record high minimum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Farmington	United States	Record daily precipitation	28.4 mm (1.1 in)	22 of 100 (Routine)
Maxwell 3 NW	United States	Record low maximum temperature	12.2 C (54.0 F)	22 of 100 (Routine)
Ellsworth 1E	United States	Record low maximum temperature	8.9 C (48.0 F)	22 of 100 (Routine)
Rosholt	United States	Record low maximum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Vlakkloof Estate	South Africa	Record daily precipitation	32.0 mm (1.3 in)	21 of 100 (Routine)
Tripoli	United States	Record low maximum temperature	11.7 C (53.1 F)	21 of 100 (Routine)

Counts by Type and Timescale

446 records

Records set or tied on 25 September 1985 by type: Highest daily maximum 75, Lowest daily maximum 104, Highest daily minimum 70, Lowest daily minimum 110, Heaviest daily rainfall 81, Heaviest daily snowfall 5, Deepest snow cover 1.

Records on 25 September 1985 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	104
Highest daily minimum	70
Lowest daily minimum	110
Heaviest daily rainfall	81
Heaviest daily snowfall	5
Deepest snow cover	1

Records on 25 September 1985 by timescale: all-time 0, monthly 16, daily 430.

How Much Records Were Beaten By

331 broken records

Margins by which the 331 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.0. Ties are not counted.

Top 20 by Significance

25 September 1985

Top 20 records on 25 September 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 1985	Naalehu 14, US	daily rain	82.0 mm (3.2 in)	65.0 mm (2.6 in)	44 years	61 of 100 (Major)
25 September 1985	Waipahu 750, US	monthly rain	58.4 mm (2.3 in)	19.0 mm (0.7 in)	5 years	48 of 100 (Notable)
25 September 1985	Mankato, US	daily low max	10.6 C (51.1 F)	6.1 C (11.0 F)	91 years	46 of 100 (Notable)
25 September 1985	Puhi 1013, US	daily rain	55.9 mm (2.2 in)	42.7 mm (1.7 in)	0 years	45 of 100 (Notable)
25 September 1985	Hostotipaquillo, MX	daily rain	61.7 mm (2.4 in)	38.8 mm (1.5 in)	16 years	44 of 100 (Notable)
25 September 1985	Sugarloaf Rsvr, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	82 years	42 of 100 (Notable)
25 September 1985	Tomsk, RU	daily high min	10.3 C (50.5 F)	0.4 C (0.7 F)	92 years	37 of 100 (Notable)
25 September 1985	Charles City, US	daily low max	12.2 C (54.0 F)	0.6 C (1.1 F)	91 years	37 of 100 (Notable)
25 September 1985	Ada, US	daily low min	-5.0 C (23.0 F)	0.6 C (1.1 F)	91 years	37 of 100 (Notable)
25 September 1985	Ph Wainiha 1115, US	daily rain	63.5 mm (2.5 in)	32.5 mm (1.3 in)	28 years	36 of 100 (Notable)
25 September 1985	Trenton Falls, US	daily rain	34.5 mm (1.4 in)	14.7 mm (0.6 in)	54 years	35 of 100 (Notable)
25 September 1985	Mauston 1 SE, US	daily low max	10.0 C (50.0 F)	2.2 C (4.0 F)	78 years	35 of 100 (Notable)
25 September 1985	Twyfelspoort, ZA	daily rain	35.0 mm (1.4 in)	14.4 mm (0.6 in)	44 years	34 of 100 (Routine)
25 September 1985	Vanersborg, SE	daily low min	-2.0 C (28.4 F)	1.0 C (1.8 F)	72 years	34 of 100 (Routine)
25 September 1985	Tiskilwa 2 SE, US	daily low max	14.4 C (57.9 F)	0.6 C (1.1 F)	83 years	34 of 100 (Routine)
25 September 1985	Decorah, US	daily low max	10.0 C (50.0 F)	1.1 C (2.0 F)	78 years	34 of 100 (Routine)
25 September 1985	Caledonia, US	daily low max	8.9 C (48.0 F)	1.1 C (2.0 F)	74 years	33 of 100 (Routine)
25 September 1985	Waimea 947, US	daily rain	29.2 mm (1.1 in)	25.1 mm (1.0 in)	14 years	33 of 100 (Routine)
25 September 1985	Santo Hipolito, BR	daily rain	46.2 mm (1.8 in)	16.8 mm (0.7 in)	44 years	31 of 100 (Routine)
25 September 1985	Wray, US	daily low min	-6.1 C (21.0 F)	0.5 C (0.9 F)	72 years	31 of 100 (Routine)

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

1825 to 1985

Records set or tied on this calendar date in each year from 1825 to 1985. 1985 had 446 records.

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

Records on 09-25 in each year
Year	Records
1825	1
1834	1
1836	1
1842	1
1843	1
1847	1
1851	1
1852	1
1855	1
1857	2
1859	1
1860	1
1863	1
1865	1
1866	2
1867	2
1868	1
1871	2
1872	1
1874	1
1875	1
1877	3
1879	2
1881	3
1884	3
1885	6
1886	1
1887	3
1889	7
1891	3
1893	7
1894	3
1895	5
1896	5
1897	2
1898	1
1899	2
1900	7
1901	6
1902	11
1903	4
1904	10
1905	16
1906	7
1907	35
1908	20
1909	22
1910	5
1911	9
1912	63
1913	13
1914	15
1915	43
1916	139
1917	138
1918	16
1919	20
1920	75
1921	32
1922	47
1923	68
1924	157
1925	141
1926	740
1927	166
1928	480
1929	158
1930	489
1931	500
1932	260
1933	542
1934	394
1935	258
1936	274
1937	190
1938	335
1939	454
1940	517
1941	269
1942	970
1943	488
1944	246
1945	514
1946	292
1947	666
1948	501
1949	479
1950	1,163
1951	639
1952	515
1953	242
1954	292
1955	546
1956	503
1957	231
1958	454
1959	396
1960	694
1961	530
1962	305
1963	602
1964	403
1965	690
1966	334
1967	428
1968	300
1969	196
1970	783
1971	323
1972	706
1973	650
1974	995
1975	1,166
1976	541
1977	875
1978	462
1979	719
1980	687
1981	669
1982	759
1983	647
1984	1,305
1985	446
1986	1,766
1987	560
1988	571
1989	1,367
1990	875
1991	1,243
1992	1,346
1993	1,015
1994	666
1995	1,013
1996	648
1997	1,278
1998	1,346
1999	804
2000	1,536
2001	1,536
2002	876
2003	758
2004	519
2005	1,484
2006	767
2007	1,284
2008	766
2009	854
2010	1,125
2011	763
2012	505
2013	615
2014	800
2015	868
2016	781
2017	1,253
2018	648
2019	530
2020	1,089
2021	355
2022	301
2023	580
2024	1,120
2025	569
2026	473

Download the Data

Data for records on 1985-09-25: 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 10	296
10 to 20	19
20 to 30	9
30 to 40	3
40 to 50	2
50 to 60	1
60 to 70	1