Weather Records on 27 September 2023

747 weather records were set or tied worldwide on 27 September 2023. Highest significance: Masrik, AM.

Key Facts for 27 September 2023

On 27 September 2023, 747 weather records were set or tied at long-record stations worldwide.
603 were record highs and 61 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 29 monthly and 717 daily.
Masrik set a monthly record daily precipitation of 99.3 mm (3.9 in) on 27 September 2023.
Across 154 earlier years (1799 to 2026) the same calendar date averaged 449 records.

Record Map

747 stations

747 station records on 27 September 2023 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 September 2023: highest significance records shown on the map
Station	Country	Type	Value	Significance
Masrik	Armenia	Record daily precipitation	99.3 mm (3.9 in)	74 of 100 (Major)
Rainier Paradise Rs	United States	Record daily precipitation	88.9 mm (3.5 in)	59 of 100 (Notable)
Darlington Wwtp	United States	Record daily precipitation	83.3 mm (3.3 in)	52 of 100 (Notable)
Birobidzhan	Russia	Record daily precipitation	35.1 mm (1.4 in)	50 of 100 (Notable)
Xai Xai	Mozambique	Record daily precipitation	72.9 mm (2.9 in)	48 of 100 (Notable)
Karwar	India	Record daily precipitation	70.1 mm (2.8 in)	46 of 100 (Notable)
Princeton	United States	Record daily precipitation	102.9 mm (4.1 in)	46 of 100 (Notable)
Windy Harbour	Australia	Record high maximum temperature	28.6 C (83.5 F)	42 of 100 (Notable)
Fichtelberg	Germany	Record high minimum temperature	12.6 C (54.7 F)	41 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record high maximum temperature	27.2 C (81.0 F)	41 of 100 (Notable)
Sutur	Russia	Record daily precipitation	29.5 mm (1.2 in)	41 of 100 (Notable)
Mullewa	Australia	Record high minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Lichtentanne	Germany	Record high maximum temperature	27.2 C (81.0 F)	40 of 100 (Notable)
Narrogin	Australia	Record high maximum temperature	30.5 C (86.9 F)	39 of 100 (Notable)
Troickoe	Russia	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Valsjon	Sweden	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Schwerin	Germany	Record high maximum temperature	25.1 C (77.2 F)	38 of 100 (Notable)
Baia Mare	Romania	Record high maximum temperature	28.7 C (83.7 F)	38 of 100 (Notable)
Baton Rouge Metro AP	United States	Record high maximum temperature	36.1 C (97.0 F)	38 of 100 (Notable)
Mullewa	Australia	Record high maximum temperature	38.5 C (101.3 F)	37 of 100 (Notable)
Leipzig-Schkeuditz	Germany	Record high maximum temperature	26.6 C (79.9 F)	37 of 100 (Notable)
Berlin-Tempelhof	Germany	Record high maximum temperature	27.0 C (80.6 F)	37 of 100 (Notable)
Kirchdorf/Poel	Germany	Record high maximum temperature	25.4 C (77.7 F)	37 of 100 (Notable)
Sumoto	Japan	Record high maximum temperature	31.7 C (89.1 F)	37 of 100 (Notable)
St Louis Lambert Intl AP	United States	Record daily precipitation	41.1 mm (1.6 in)	37 of 100 (Notable)
Pingelly	Australia	Record high maximum temperature	31.3 C (88.3 F)	36 of 100 (Notable)
Hamburg Fuhlsbuettel	Germany	Record high maximum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Lindenberg	Germany	Record high maximum temperature	26.8 C (80.2 F)	36 of 100 (Notable)
Marnitz	Germany	Record high maximum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Zehdenick	Germany	Record high maximum temperature	27.1 C (80.8 F)	36 of 100 (Notable)
Kiel-Holtenau	Germany	Record high maximum temperature	23.0 C (73.4 F)	35 of 100 (Notable)
Hiddensee-Vitte	Germany	Record high maximum temperature	22.4 C (72.3 F)	35 of 100 (Notable)
Bernburg/Saale (Nord)	Germany	Record high maximum temperature	27.0 C (80.6 F)	35 of 100 (Notable)
Teterow	Germany	Record high maximum temperature	26.0 C (78.8 F)	35 of 100 (Notable)
Greifswalder Oie	Germany	Record high maximum temperature	22.3 C (72.1 F)	35 of 100 (Notable)
Goldberg	Germany	Record high maximum temperature	25.1 C (77.2 F)	35 of 100 (Notable)
Rijeka	Croatia	Record high minimum temperature	22.3 C (72.1 F)	35 of 100 (Notable)
Szczecin	Poland	Record high maximum temperature	25.3 C (77.5 F)	35 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record high minimum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Corrigin	Australia	Record high maximum temperature	32.0 C (89.6 F)	34 of 100 (Routine)
Ongerup	Australia	Record high minimum temperature	19.1 C (66.4 F)	34 of 100 (Routine)
Cottbus	Germany	Record high maximum temperature	29.0 C (84.2 F)	34 of 100 (Routine)
Bad Muskau	Germany	Record high maximum temperature	27.6 C (81.7 F)	34 of 100 (Routine)
Jandakot Aero	Australia	Record high maximum temperature	34.1 C (93.4 F)	33 of 100 (Routine)
Wien	Austria	Record high maximum temperature	27.2 C (81.0 F)	33 of 100 (Routine)
Sodankyla AWS	Finland	Record high maximum temperature	15.3 C (59.5 F)	33 of 100 (Routine)
Huajuapan de Leon (Dge)	Mexico	Record high maximum temperature	33.4 C (92.1 F)	33 of 100 (Routine)
Badgingarra Research STN	Australia	Record high maximum temperature	35.2 C (95.4 F)	32 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record high minimum temperature	15.2 C (59.4 F)	32 of 100 (Routine)
Orly	France	Record high maximum temperature	27.2 C (81.0 F)	32 of 100 (Routine)
Westermarkelsdorf/Fehmarn	Germany	Record high maximum temperature	21.6 C (70.9 F)	32 of 100 (Routine)
Niamey Aero	Niger	Record high maximum temperature	41.5 C (106.7 F)	32 of 100 (Routine)
Burukan	Russia	Record high minimum temperature	8.7 C (47.7 F)	32 of 100 (Routine)
Sasabe	United States	Record high maximum temperature	39.4 C (102.9 F)	32 of 100 (Routine)
Crawfordsville 6 SE	United States	Record daily precipitation	63.0 mm (2.5 in)	32 of 100 (Routine)
Waukesha Wwtp	United States	Record daily precipitation	59.2 mm (2.3 in)	32 of 100 (Routine)
Paradise	United States	Record daily precipitation	66.0 mm (2.6 in)	32 of 100 (Routine)
Wongan Hills	Australia	Record high maximum temperature	35.3 C (95.5 F)	31 of 100 (Routine)
Brookton	Australia	Record high maximum temperature	32.4 C (90.3 F)	31 of 100 (Routine)
Katoomba (Murri St)	Australia	Record high maximum temperature	27.2 C (81.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

747 records

Records set or tied on 27 September 2023 by type: Highest daily maximum 343, Lowest daily maximum 53, Highest daily minimum 260, Lowest daily minimum 8, Heaviest daily rainfall 83.

Records on 27 September 2023 by type
Record type	Records
Highest daily maximum	343
Lowest daily maximum	53
Highest daily minimum	260
Lowest daily minimum	8
Heaviest daily rainfall	83
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 September 2023 by timescale: all-time 1, monthly 29, daily 717.

How Much Records Were Beaten By

624 broken records

Margins by which the 624 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.4. Ties are not counted.

Top 20 by Significance

27 September 2023

Top 20 records on 27 September 2023 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 September 2023	Masrik, AM	monthly rain	99.3 mm (3.9 in)	63.3 mm (2.5 in)	54 years	74 of 100 (Major)
27 September 2023	Rainier Paradise Rs, US	daily rain	88.9 mm (3.5 in)	30.5 mm (1.2 in)	102 years	59 of 100 (Notable)
27 September 2023	Darlington Wwtp, US	daily rain	83.3 mm (3.3 in)	39.1 mm (1.5 in)	64 years	52 of 100 (Notable)
27 September 2023	Birobidzhan, RU	daily rain	35.1 mm (1.4 in)	24.6 mm (1.0 in)	80 years	50 of 100 (Notable)
27 September 2023	Xai Xai, MZ	daily rain	72.9 mm (2.9 in)	63.8 mm (2.5 in)	5 years	48 of 100 (Notable)
27 September 2023	Karwar, IN	daily rain	70.1 mm (2.8 in)	17.8 mm (0.7 in)	96 years	46 of 100 (Notable)
27 September 2023	Princeton, US	daily rain	102.9 mm (4.1 in)	71.4 mm (2.8 in)	24 years	46 of 100 (Notable)
27 September 2023	Windy Harbour, AU	daily high max	28.6 C (83.5 F)	6.4 C (11.5 F)	37 years	42 of 100 (Notable)
27 September 2023	Fichtelberg, DE	daily high min	12.6 C (54.7 F)	0.4 C (0.7 F)	127 years	41 of 100 (Notable)
27 September 2023	Leipzig-Holzhausen, DE	daily high max	27.2 C (81.0 F)	0.8 C (1.4 F)	156 years	41 of 100 (Notable)
27 September 2023	Sutur, RU	daily rain	29.5 mm (1.2 in)	8.8 mm (0.35 in)	78 years	41 of 100 (Notable)
27 September 2023	Mullewa, AU	daily high min	17.8 C (64.0 F)	1.7 C (3.1 F)	86 years	40 of 100 (Notable)
27 September 2023	Lichtentanne, DE	daily high max	27.2 C (81.0 F)	0.4 C (0.7 F)	156 years	40 of 100 (Notable)
27 September 2023	Narrogin, AU	daily high max	30.5 C (86.9 F)	3.3 C (5.9 F)	68 years	39 of 100 (Notable)
27 September 2023	Troickoe, RU	daily rain	33.0 mm (1.3 in)	10.2 mm (0.4 in)	72 years	39 of 100 (Notable)
27 September 2023	Valsjon, SE	daily rain	27.4 mm (1.1 in)	11.9 mm (0.5 in)	18 years	39 of 100 (Notable)
27 September 2023	Schwerin, DE	daily high max	25.1 C (77.2 F)	0.9 C (1.6 F)	89 years	38 of 100 (Notable)
27 September 2023	Baia Mare, RO	daily high max	28.7 C (83.7 F)	0.2 C (0.4 F)	96 years	38 of 100 (Notable)
27 September 2023	Baton Rouge Metro AP, US	daily high max	36.1 C (97.0 F)	1.1 C (2.0 F)	89 years	38 of 100 (Notable)
27 September 2023	Mullewa, AU	monthly high max	38.5 C (101.3 F)	0.9 C (1.6 F)	55 years	37 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

1799 to 2023

Records set or tied on this calendar date in each year from 1799 to 2023. 2023 had 747 records.

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

Records on 09-27 in each year
Year	Records
1799	1
1828	1
1836	2
1847	1
1851	1
1854	2
1855	2
1859	2
1866	2
1867	3
1874	1
1875	1
1877	2
1880	1
1881	4
1882	1
1885	5
1887	1
1890	3
1891	1
1892	1
1893	1
1894	5
1895	6
1896	1
1897	2
1898	4
1899	1
1900	5
1901	3
1902	12
1903	7
1904	12
1905	21
1906	21
1907	9
1908	36
1909	17
1910	20
1911	31
1912	25
1913	27
1914	24
1915	80
1916	57
1917	41
1918	58
1919	45
1920	54
1921	26
1922	111
1923	125
1924	115
1925	129
1926	581
1927	244
1928	288
1929	225
1930	178
1931	222
1932	194
1933	559
1934	298
1935	319
1936	435
1937	309
1938	366
1939	572
1940	706
1941	257
1942	1,353
1943	503
1944	323
1945	475
1946	387
1947	813
1948	405
1949	407
1950	223
1951	480
1952	539
1953	567
1954	507
1955	386
1956	825
1957	644
1958	585
1959	582
1960	337
1961	376
1962	352
1963	849
1964	724
1965	688
1966	426
1967	502
1968	286
1969	233
1970	773
1971	762
1972	989
1973	1,031
1974	408
1975	790
1976	905
1977	852
1978	773
1979	741
1980	559
1981	680
1982	1,076
1983	791
1984	1,297
1985	661
1986	1,772
1987	1,013
1988	494
1989	852
1990	379
1991	894
1992	659
1993	727
1994	764
1995	698
1996	1,468
1997	730
1998	1,774
1999	1,059
2000	1,031
2001	980
2002	992
2003	830
2004	665
2005	1,061
2006	596
2007	1,091
2008	659
2009	987
2010	1,153
2011	965
2012	624
2013	823
2014	813
2015	664
2016	600
2017	891
2018	600
2019	755
2020	659
2021	893
2022	642
2023	747
2024	1,449
2025	272
2026	358

Download the Data

Data for records on 2023-09-27: 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	595
10 to 20	18
20 to 30	3
30 to 40	5
40 to 50	0
50 to 60	0
60 to 70	2
70 to 80	1