Weather Records on 30 September 2015

997 weather records were set or tied worldwide on 30 September 2015. Highest significance: Beverly Stp, US.

Key Facts for 30 September 2015

On 30 September 2015, 997 weather records were set or tied at long-record stations worldwide.
529 were record highs and 45 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 38 monthly and 956 daily.
Beverly Stp set a daily record precipitation of 91.2 mm (3.6 in) on 30 September 2015.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 436 records.

Record Map

997 stations

997 station records on 30 September 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Beverly Stp	United States	Record daily precipitation	91.2 mm (3.6 in)	77 of 100 (Major)
Imbil Post Office	Australia	Record daily precipitation	54.2 mm (2.1 in)	73 of 100 (Major)
Alfred	United States	Record daily precipitation	111.0 mm (4.4 in)	68 of 100 (Major)
Northville	United States	Record daily precipitation	68.6 mm (2.7 in)	67 of 100 (Major)
Portland Jetport	United States	Record daily precipitation	141.2 mm (5.6 in)	67 of 100 (Major)
University Exp STN	United States	Record daily snowfall	28.4 cm (11.2 in)	66 of 100 (Major)
Paakea 350	United States	Record daily precipitation	236.2 mm (9.3 in)	66 of 100 (Major)
Lakeport 2	United States	Record daily precipitation	134.6 mm (5.3 in)	64 of 100 (Major)
New London Lock #22	United States	Record daily precipitation	77.0 mm (3.0 in)	64 of 100 (Major)
Bradford 4SW Rsch 5	United States	Record daily precipitation	68.6 mm (2.7 in)	64 of 100 (Major)
Saint Johnsbury	United States	Record daily precipitation	81.5 mm (3.2 in)	64 of 100 (Major)
Alcove Dam	United States	Record daily precipitation	119.4 mm (4.7 in)	62 of 100 (Major)
Angelica	United States	Record daily precipitation	72.9 mm (2.9 in)	62 of 100 (Major)
New Cumberland L/D	United States	Record daily precipitation	61.0 mm (2.4 in)	62 of 100 (Major)
Kilkivan Post Office	Australia	Record daily precipitation	47.0 mm (1.9 in)	60 of 100 (Major)
Mohonk Lake	United States	Record daily precipitation	101.6 mm (4.0 in)	60 of 100 (Major)
Farmington	United States	Record daily precipitation	102.4 mm (4.0 in)	59 of 100 (Notable)
Ford City 4 S Dam	United States	Record daily precipitation	112.3 mm (4.4 in)	59 of 100 (Notable)
Parkersburg	United States	Record daily precipitation	65.3 mm (2.6 in)	59 of 100 (Notable)
Purcellville	United States	Record daily precipitation	83.8 mm (3.3 in)	58 of 100 (Notable)
College Obsy	United States	Record daily snowfall	26.2 cm (10.3 in)	58 of 100 (Notable)
Milanville	United States	Record daily precipitation	66.3 mm (2.6 in)	57 of 100 (Notable)
Kingston	United States	Record daily precipitation	61.0 mm (2.4 in)	56 of 100 (Notable)
Canandaigua 3 S	United States	Record daily precipitation	55.9 mm (2.2 in)	54 of 100 (Notable)
Whitesville 1N	United States	Record daily precipitation	103.4 mm (4.1 in)	54 of 100 (Notable)
Bridgewater	United States	Record daily precipitation	84.6 mm (3.3 in)	53 of 100 (Notable)
Steubenville	United States	Record daily precipitation	67.8 mm (2.7 in)	53 of 100 (Notable)
Ebensburg Sewage Plt	United States	Record daily precipitation	66.0 mm (2.6 in)	53 of 100 (Notable)
Glenwillard Dashields L&D	United States	Record daily precipitation	53.3 mm (2.1 in)	53 of 100 (Notable)
Woodstock 2 NE	United States	Record daily precipitation	69.3 mm (2.7 in)	53 of 100 (Notable)
Galeton	United States	Record daily precipitation	89.2 mm (3.5 in)	52 of 100 (Notable)
Savage Rvr Dam	United States	Record daily precipitation	69.1 mm (2.7 in)	51 of 100 (Notable)
Sines Deep Creek	United States	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
Lancaster	United States	Record daily precipitation	65.3 mm (2.6 in)	51 of 100 (Notable)
N Creek 5 SE	United States	Record daily precipitation	80.5 mm (3.2 in)	51 of 100 (Notable)
Aurora Rsch Farm	United States	Record daily precipitation	81.0 mm (3.2 in)	50 of 100 (Notable)
Dansville	United States	Record daily precipitation	64.3 mm (2.5 in)	50 of 100 (Notable)
Wellsville	United States	Record daily precipitation	89.2 mm (3.5 in)	50 of 100 (Notable)
Reading	United States	Record daily precipitation	96.5 mm (3.8 in)	49 of 100 (Notable)
Hanover	United States	Record daily precipitation	70.6 mm (2.8 in)	49 of 100 (Notable)
Meyersdale 2 SSW	United States	Record daily precipitation	70.6 mm (2.8 in)	49 of 100 (Notable)
Sagamore	United States	Record daily precipitation	110.7 mm (4.4 in)	49 of 100 (Notable)
Moundsville	United States	Record daily precipitation	106.7 mm (4.2 in)	49 of 100 (Notable)
Boston	United States	Record daily precipitation	62.5 mm (2.5 in)	49 of 100 (Notable)
Bowling Green	United States	Record daily precipitation	77.0 mm (3.0 in)	48 of 100 (Notable)
First Connecticut Lake	United States	Record daily precipitation	47.5 mm (1.9 in)	48 of 100 (Notable)
Canistear Rsvr	United States	Record daily precipitation	86.4 mm (3.4 in)	48 of 100 (Notable)
Downsville Dam	United States	Record daily precipitation	66.0 mm (2.6 in)	48 of 100 (Notable)
N Foster 1 E	United States	Record daily precipitation	80.8 mm (3.2 in)	48 of 100 (Notable)
Moorefield 1 SSE	United States	Record daily precipitation	43.2 mm (1.7 in)	48 of 100 (Notable)
Surry Mtn Lake	United States	Record daily precipitation	94.0 mm (3.7 in)	47 of 100 (Notable)
Jal	United States	Record high minimum temperature	23.9 C (75.0 F)	47 of 100 (Notable)
Boonville 4 SSW	United States	Record daily precipitation	78.7 mm (3.1 in)	47 of 100 (Notable)
Ithaca Cornell UNIV	United States	Record daily precipitation	59.9 mm (2.4 in)	47 of 100 (Notable)
Somerset	United States	Record daily precipitation	68.8 mm (2.7 in)	47 of 100 (Notable)
Willis	United States	Record daily precipitation	77.2 mm (3.0 in)	47 of 100 (Notable)
Pike Island(Lock & Dam)	United States	Record daily precipitation	105.4 mm (4.1 in)	47 of 100 (Notable)
Millinocket Muni AP	United States	Record daily precipitation	106.2 mm (4.2 in)	47 of 100 (Notable)
Tallebudgera Guineas Creek Roa	Australia	Record daily precipitation	52.0 mm (2.0 in)	46 of 100 (Notable)
Mt Sterling	United States	Record daily precipitation	38.6 mm (1.5 in)	46 of 100 (Notable)

Counts by Type and Timescale

997 records

Records set or tied on 30 September 2015 by type: Highest daily maximum 139, Lowest daily maximum 30, Highest daily minimum 390, Lowest daily minimum 15, Heaviest daily rainfall 402, Heaviest daily snowfall 11, Deepest snow cover 10.

Records on 30 September 2015 by type
Record type	Records
Highest daily maximum	139
Lowest daily maximum	30
Highest daily minimum	390
Lowest daily minimum	15
Heaviest daily rainfall	402
Heaviest daily snowfall	11
Deepest snow cover	10

Records on 30 September 2015 by timescale: all-time 3, monthly 38, daily 956.

How Much Records Were Beaten By

807 broken records

Margins by which the 807 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 157.0. Ties are not counted.

Top 20 by Significance

30 September 2015

Top 20 records on 30 September 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2015	Beverly Stp, US	daily rain	91.2 mm (3.6 in)	57.2 mm (2.3 in)	90 years	77 of 100 (Major)
30 September 2015	Imbil Post Office, AU	daily rain	54.2 mm (2.1 in)	39.2 mm (1.5 in)	88 years	73 of 100 (Major)
30 September 2015	Alfred, US	monthly rain	111.0 mm (4.4 in)	20.3 mm (0.8 in)	121 years	68 of 100 (Major)
30 September 2015	Northville, US	daily rain	68.6 mm (2.7 in)	46.5 mm (1.8 in)	68 years	67 of 100 (Major)
30 September 2015	Portland Jetport, US	daily rain	141.2 mm (5.6 in)	96.7 mm (3.8 in)	68 years	67 of 100 (Major)
30 September 2015	University Exp STN, US	monthly snowfall	28.4 cm (11.2 in)	15.7 cm (6.2 in)	23 years	66 of 100 (Major)
30 September 2015	Paakea 350, US	monthly rain	236.2 mm (9.3 in)	104.1 mm (4.1 in)	32 years	66 of 100 (Major)
30 September 2015	Lakeport 2, US	daily rain	134.6 mm (5.3 in)	85.1 mm (3.4 in)	52 years	64 of 100 (Major)
30 September 2015	New London Lock #22, US	daily rain	77.0 mm (3.0 in)	42.5 mm (1.7 in)	68 years	64 of 100 (Major)
30 September 2015	Bradford 4SW Rsch 5, US	daily rain	68.6 mm (2.7 in)	41.4 mm (1.6 in)	76 years	64 of 100 (Major)
30 September 2015	Saint Johnsbury, US	daily rain	81.5 mm (3.2 in)	25.4 mm (1.0 in)	98 years	64 of 100 (Major)
30 September 2015	Alcove Dam, US	daily rain	119.4 mm (4.7 in)	83.1 mm (3.3 in)	52 years	62 of 100 (Major)
30 September 2015	Angelica, US	daily rain	72.9 mm (2.9 in)	24.6 mm (1.0 in)	94 years	62 of 100 (Major)
30 September 2015	New Cumberland L/D, US	daily rain	61.0 mm (2.4 in)	43.2 mm (1.7 in)	56 years	62 of 100 (Major)
30 September 2015	Kilkivan Post Office, AU	daily rain	47.0 mm (1.9 in)	20.3 mm (0.8 in)	116 years	60 of 100 (Major)
30 September 2015	Mohonk Lake, US	daily rain	101.6 mm (4.0 in)	40.9 mm (1.6 in)	90 years	60 of 100 (Major)
30 September 2015	Farmington, US	daily rain	102.4 mm (4.0 in)	37.6 mm (1.5 in)	68 years	59 of 100 (Notable)
30 September 2015	Ford City 4 S Dam, US	daily rain	112.3 mm (4.4 in)	67.3 mm (2.6 in)	41 years	59 of 100 (Notable)
30 September 2015	Parkersburg, US	daily rain	65.3 mm (2.6 in)	41.4 mm (1.6 in)	56 years	59 of 100 (Notable)
30 September 2015	Purcellville, US	daily rain	83.8 mm (3.3 in)	36.0 mm (1.4 in)	90 years	58 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

1806 to 2015

Records set or tied on this calendar date in each year from 1806 to 2015. 2015 had 997 records.

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

Records on 09-30 in each year
Year	Records
1806	1
1813	1
1817	1
1819	2
1834	1
1841	1
1842	1
1847	1
1853	1
1854	1
1855	1
1861	1
1862	1
1866	1
1868	2
1869	3
1870	1
1874	1
1877	1
1878	1
1881	5
1883	2
1885	1
1886	3
1887	1
1888	4
1889	1
1892	2
1893	3
1894	8
1895	5
1896	2
1897	3
1898	3
1899	12
1900	4
1901	11
1902	7
1903	9
1904	14
1905	25
1906	14
1907	16
1908	18
1909	10
1910	5
1911	47
1912	47
1913	10
1914	33
1915	84
1916	209
1917	19
1918	45
1919	28
1920	71
1921	61
1922	71
1923	183
1924	243
1925	211
1926	194
1927	486
1928	560
1929	181
1930	110
1931	225
1932	363
1933	437
1934	398
1935	209
1936	432
1937	417
1938	428
1939	371
1940	316
1941	482
1942	405
1943	404
1944	369
1945	889
1946	320
1947	433
1948	267
1949	366
1950	731
1951	597
1952	504
1953	1,136
1954	1,059
1955	406
1956	350
1957	663
1958	442
1959	1,159
1960	161
1961	618
1962	202
1963	818
1964	332
1965	459
1966	592
1967	859
1968	449
1969	465
1970	334
1971	1,359
1972	676
1973	407
1974	742
1975	686
1976	775
1977	870
1978	399
1979	479
1980	832
1981	688
1982	806
1983	1,102
1984	1,267
1985	1,892
1986	1,805
1987	649
1988	453
1989	713
1990	665
1991	949
1992	980
1993	988
1994	816
1995	1,061
1996	1,396
1997	729
1998	1,206
1999	1,144
2000	887
2001	699
2002	677
2003	1,079
2004	573
2005	761
2006	617
2007	841
2008	585
2009	826
2010	1,059
2011	1,258
2012	637
2013	634
2014	529
2015	997
2016	746
2017	404
2018	717
2019	2,192
2020	554
2021	823
2022	563
2023	1,012
2024	948
2025	559
2026	529

Download the Data

Data for records on 2015-09-30: 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 20	662
20 to 40	86
40 to 60	38
60 to 80	9
80 to 100	6
100 to 120	3
120 to 140	2
140 to 160	1