Weather Records on 30 September 2020

554 weather records were set or tied worldwide on 30 September 2020. Highest significance: Feldberg/Schwarzwald, DE.

Key Facts for 30 September 2020

On 30 September 2020, 554 weather records were set or tied at long-record stations worldwide.
314 were record highs and 107 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 21 monthly and 532 daily.
Feldberg/Schwarzwald set a daily record snow depth of 24.0 cm (9.4 in) on 30 September 2020.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 439 records.

Record Map

554 stations

554 station records on 30 September 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Feldberg/Schwarzwald	Germany	Record snow depth	24.0 cm (9.4 in)	54 of 100 (Notable)
Roebling	United States	Record daily precipitation	76.2 mm (3.0 in)	51 of 100 (Notable)
Chuuk WSO AP	Federated States of Micronesia	Record daily precipitation	140.7 mm (5.5 in)	48 of 100 (Notable)
Princess Anne	United States	Record daily precipitation	69.9 mm (2.8 in)	46 of 100 (Notable)
Natitingou	Benin	Record daily precipitation	150.1 mm (5.9 in)	45 of 100 (Notable)
Sitka AP	United States	Record high maximum temperature	21.1 C (70.0 F)	45 of 100 (Notable)
Lviv	Ukraine	Record daily precipitation	30.0 mm (1.2 in)	44 of 100 (Notable)
Carrizo Springs 3S	United States	Record low minimum temperature	6.1 C (43.0 F)	44 of 100 (Notable)
Chornomorske	Ukraine	Record daily precipitation	50.0 mm (2.0 in)	43 of 100 (Notable)
San Luis Obispo Poly	United States	Record high maximum temperature	40.0 C (104.0 F)	43 of 100 (Notable)
Lerwick	United Kingdom	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
San Jose	United States	Record high minimum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Williamsport	United States	Record daily precipitation	38.9 mm (1.5 in)	42 of 100 (Notable)
Aibonito 1 S	Puerto Rico [United States]	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Rome	United States	Record low maximum temperature	17.2 C (63.0 F)	41 of 100 (Notable)
Port Isabel	United States	Record low minimum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
Gopalpur	India	Record daily precipitation	81.0 mm (3.2 in)	40 of 100 (Notable)
First Connecticut Lake	United States	Record high maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Junction 4SSW	United States	Record low minimum temperature	1.1 C (34.0 F)	40 of 100 (Notable)
San Diego Intl AP	United States	Record high maximum temperature	35.6 C (96.1 F)	40 of 100 (Notable)
Santa Ana Fire STN	United States	Record high maximum temperature	40.0 C (104.0 F)	39 of 100 (Notable)
Charlevoix	United States	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Tejon Rancho	United States	Record high maximum temperature	37.2 C (99.0 F)	36 of 100 (Notable)
Newport	United States	Record daily precipitation	61.5 mm (2.4 in)	36 of 100 (Notable)
Sihccajavri	Norway	Record high minimum temperature	7.7 C (45.9 F)	35 of 100 (Notable)
Camarillo AP	United States	Record high maximum temperature	38.9 C (102.0 F)	35 of 100 (Notable)
Progreso	Mexico	Record daily precipitation	51.3 mm (2.0 in)	34 of 100 (Routine)
Puri	India	Record daily precipitation	39.1 mm (1.5 in)	33 of 100 (Routine)
Blackwells Mills	United States	Record daily precipitation	59.4 mm (2.3 in)	33 of 100 (Routine)
Seneca	United States	Record high maximum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Muleshoe #1	United States	Record low minimum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Cooper Lake	United States	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
McAllen Miller Intl AP	United States	Record low minimum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Ft Bragg 5 N	United States	Record high minimum temperature	13.9 C (57.0 F)	32 of 100 (Routine)
Lookout Pt Dam	United States	Record high minimum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Morrisville-Stowe State AP	United States	Record daily precipitation	56.6 mm (2.2 in)	32 of 100 (Routine)
Montpelier AP	United States	Record daily precipitation	71.4 mm (2.8 in)	32 of 100 (Routine)
Vardo	Norway	Record high minimum temperature	10.0 C (50.0 F)	31 of 100 (Routine)
Legaspi	Philippines	Record high maximum temperature	34.8 C (94.6 F)	31 of 100 (Routine)
Ajo	United States	Record high maximum temperature	42.2 C (108.0 F)	31 of 100 (Routine)
Jackman	United States	Record high minimum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Franklin	United States	Record low maximum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Turnagain Pass	United States	Record daily precipitation	53.3 mm (2.1 in)	31 of 100 (Routine)
Ouesso	Congo (Brazzaville)	Record high minimum temperature	22.5 C (72.5 F)	30 of 100 (Routine)
Chuuk WSO AP	Federated States of Micronesia	Record low maximum temperature	27.2 C (81.0 F)	30 of 100 (Routine)
Campbell Island AWS	New Zealand	Record low minimum temperature	-2.7 C (27.1 F)	30 of 100 (Routine)
Rivne	Ukraine	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Ft Kent	United States	Record high maximum temperature	27.2 C (81.0 F)	30 of 100 (Routine)
Gatlinburg 2 SW	United States	Record low maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Chiang Mai	Thailand	Record high minimum temperature	24.9 C (76.8 F)	29 of 100 (Routine)
Parkhar	Tajikistan	Record low maximum temperature	16.0 C (60.8 F)	29 of 100 (Routine)
Organ Pipe Cactus Nm	United States	Record high minimum temperature	25.0 C (77.0 F)	29 of 100 (Routine)
Murfreesboro	United States	Record daily precipitation	47.0 mm (1.9 in)	29 of 100 (Routine)
Homer AP	United States	Record daily precipitation	33.8 mm (1.3 in)	29 of 100 (Routine)
Arka	Russia	Record high maximum temperature	15.4 C (59.7 F)	28 of 100 (Routine)
E Jordan	United States	Record daily precipitation	40.4 mm (1.6 in)	28 of 100 (Routine)
Seabrook Farms	United States	Record daily precipitation	67.3 mm (2.6 in)	28 of 100 (Routine)
Yoakum	United States	Record low minimum temperature	8.3 C (46.9 F)	28 of 100 (Routine)
Peru	United States	Record daily precipitation	63.2 mm (2.5 in)	28 of 100 (Routine)
Stockton AP	United States	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)

Counts by Type and Timescale

554 records

Records set or tied on 30 September 2020 by type: Highest daily maximum 154, Lowest daily maximum 49, Highest daily minimum 160, Lowest daily minimum 58, Heaviest daily rainfall 131, Deepest snow cover 2.

Records on 30 September 2020 by type
Record type	Records
Highest daily maximum	154
Lowest daily maximum	49
Highest daily minimum	160
Lowest daily minimum	58
Heaviest daily rainfall	131
Heaviest daily snowfall	0
Deepest snow cover	2

Records on 30 September 2020 by timescale: all-time 1, monthly 21, daily 532.

How Much Records Were Beaten By

431 broken records

Margins by which the 431 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 140.0. Ties are not counted.

Top 20 by Significance

30 September 2020

Top 20 records on 30 September 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2020	Feldberg/Schwarzwald, DE	daily snow depth	24.0 cm (9.4 in)	14.0 cm (5.5 in)	66 years	54 of 100 (Notable)
30 September 2020	Roebling, US	daily rain	76.2 mm (3.0 in)	23.4 mm (0.9 in)	96 years	51 of 100 (Notable)
30 September 2020	Chuuk WSO AP, FM	daily rain	140.7 mm (5.5 in)	75.2 mm (3.0 in)	14 years	48 of 100 (Notable)
30 September 2020	Princess Anne, US	daily rain	69.9 mm (2.8 in)	14.0 mm (0.6 in)	100 years	46 of 100 (Notable)
30 September 2020	Natitingou, BJ	monthly rain	150.1 mm (5.9 in)	16.3 mm (0.6 in)	60 years	45 of 100 (Notable)
30 September 2020	Sitka AP, US	daily high max	21.1 C (70.0 F)	3.9 C (7.0 F)	75 years	45 of 100 (Notable)
30 September 2020	Lviv, UA	daily rain	30.0 mm (1.2 in)	15.9 mm (0.6 in)	44 years	44 of 100 (Notable)
30 September 2020	Carrizo Springs 3S, US	monthly low min	6.1 C (43.0 F)	0.6 C (1.1 F)	78 years	44 of 100 (Notable)
30 September 2020	Chornomorske, UA	daily rain	50.0 mm (2.0 in)	35.0 mm (1.4 in)	10 years	43 of 100 (Notable)
30 September 2020	San Luis Obispo Poly, US	daily high max	40.0 C (104.0 F)	3.9 C (7.0 F)	89 years	43 of 100 (Notable)
30 September 2020	Lerwick, GB	daily rain	25.4 mm (1.0 in)	7.4 mm (0.29 in)	70 years	42 of 100 (Notable)
30 September 2020	San Jose, US	daily high min	16.7 C (62.1 F)	0.6 C (1.1 F)	116 years	42 of 100 (Notable)
30 September 2020	Williamsport, US	daily rain	38.9 mm (1.5 in)	17.3 mm (0.7 in)	74 years	42 of 100 (Notable)
30 September 2020	Aibonito 1 S, PR	daily high min	21.7 C (71.1 F)	0.6 C (1.1 F)	98 years	41 of 100 (Notable)
30 September 2020	Rome, US	daily low max	17.2 C (63.0 F)	0.6 C (1.1 F)	124 years	41 of 100 (Notable)
30 September 2020	Port Isabel, US	daily low min	13.3 C (55.9 F)	1.7 C (3.1 F)	84 years	41 of 100 (Notable)
30 September 2020	Gopalpur, IN	daily rain	81.0 mm (3.2 in)	24.9 mm (1.0 in)	69 years	40 of 100 (Notable)
30 September 2020	First Connecticut Lake, US	daily high max	26.1 C (79.0 F)	0.5 C (0.9 F)	99 years	40 of 100 (Notable)
30 September 2020	Junction 4SSW, US	daily low min	1.1 C (34.0 F)	1.1 C (2.0 F)	96 years	40 of 100 (Notable)
30 September 2020	San Diego Intl AP, US	daily high max	35.6 C (96.1 F)	3.4 C (6.1 F)	75 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

1806 to 2020

Records set or tied on this calendar date in each year from 1806 to 2020. 2020 had 554 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 2020-09-30: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	415
20 to 40	14
40 to 60	0
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1