Weather Records on 27 September 1988

494 weather records were set or tied worldwide on 27 September 1988. Highest significance: Cairns Aero, AU.

Key Facts for 27 September 1988

On 27 September 1988, 494 weather records were set or tied at long-record stations worldwide.
236 were record highs and 72 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 476 daily.
Cairns Aero set a monthly record daily precipitation of 80.0 mm (3.1 in) on 27 September 1988.
Across 154 earlier years (1799 to 2026) the same calendar date averaged 450 records.

Record Map

494 stations

494 station records on 27 September 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 September 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cairns Aero	Australia	Record daily precipitation	80.0 mm (3.1 in)	61 of 100 (Major)
Kailua 446	United States	Record daily precipitation	124.5 mm (4.9 in)	59 of 100 (Notable)
Gilgandra (Chelmsford Ave)	Australia	Record daily precipitation	57.4 mm (2.3 in)	54 of 100 (Notable)
Glen Warren	Australia	Record daily precipitation	34.0 mm (1.3 in)	53 of 100 (Notable)
Wu Lu Mu Qi	China	Record daily precipitation	31.0 mm (1.2 in)	50 of 100 (Notable)
Hamakuapoko 485	United States	Record daily precipitation	29.5 mm (1.2 in)	49 of 100 (Notable)
Springfields	Australia	Record daily precipitation	48.0 mm (1.9 in)	48 of 100 (Notable)
Pemberton	Australia	Record daily precipitation	39.6 mm (1.6 in)	48 of 100 (Notable)
Ph Wainiha 1115	United States	Record daily precipitation	79.2 mm (3.1 in)	47 of 100 (Notable)
Ottumwa Ind AP	United States	Record daily precipitation	54.6 mm (2.1 in)	45 of 100 (Notable)
Walpole North Old	Australia	Record daily precipitation	31.4 mm (1.2 in)	42 of 100 (Notable)
Deeside	Australia	Record daily precipitation	34.6 mm (1.4 in)	41 of 100 (Notable)
Strathalbyn	Australia	Record daily precipitation	48.4 mm (1.9 in)	41 of 100 (Notable)
Spearfish	United States	Record daily precipitation	27.9 mm (1.1 in)	41 of 100 (Notable)
Nannup	Australia	Record daily precipitation	38.4 mm (1.5 in)	39 of 100 (Notable)
Kaneohe Bay MCAS	United States	Record daily precipitation	27.2 mm (1.1 in)	39 of 100 (Notable)
Meringa Sugar Exp STN	Australia	Record daily precipitation	30.8 mm (1.2 in)	38 of 100 (Notable)
Binda Post Office	Australia	Record daily precipitation	32.2 mm (1.3 in)	38 of 100 (Notable)
Golspie (Ayrston)	Australia	Record daily precipitation	26.4 mm (1.0 in)	38 of 100 (Notable)
Chatsbury (Maryland)	Australia	Record daily precipitation	28.2 mm (1.1 in)	38 of 100 (Notable)
Rinconada	Mexico	Record low minimum temperature	12.8 C (55.0 F)	38 of 100 (Notable)
Norfolk Karl Stefan Mem AP	United States	Record daily precipitation	32.5 mm (1.3 in)	38 of 100 (Notable)
Wisemans Ferry (Old Po)	Australia	Record daily precipitation	27.0 mm (1.1 in)	37 of 100 (Notable)
Bylong (Montoro)	Australia	Record daily precipitation	37.0 mm (1.5 in)	37 of 100 (Notable)
Zugdidi	Georgia	Record daily precipitation	91.4 mm (3.6 in)	37 of 100 (Notable)
Ft Ross	United States	Record low minimum temperature	5.0 C (41.0 F)	37 of 100 (Notable)
Fullerton	United States	Record daily precipitation	62.0 mm (2.4 in)	37 of 100 (Notable)
Myklebust I Breim	Norway	Record daily precipitation	67.5 mm (2.7 in)	36 of 100 (Notable)
Nizhny-Chir	Russia	Record daily precipitation	30.1 mm (1.2 in)	36 of 100 (Notable)
Margaret River	Australia	Record daily precipitation	27.6 mm (1.1 in)	35 of 100 (Notable)
Cobbora (Ellismayne)	Australia	Record daily precipitation	44.4 mm (1.7 in)	35 of 100 (Notable)
Happy Camp Rs	United States	Record low minimum temperature	-1.7 C (28.9 F)	35 of 100 (Notable)
Brekke I Sogn	Norway	Record daily precipitation	94.7 mm (3.7 in)	34 of 100 (Routine)
Columbus 3 NE	United States	Record daily precipitation	35.3 mm (1.4 in)	34 of 100 (Routine)
Haleakala Exp Farm 434	United States	Record daily precipitation	35.3 mm (1.4 in)	34 of 100 (Routine)
Bridgetown Comparison	Australia	Record high minimum temperature	13.7 C (56.7 F)	33 of 100 (Routine)
Merriwa (Bowglen)	Australia	Record daily precipitation	37.8 mm (1.5 in)	33 of 100 (Routine)
Venice	United States	Record high minimum temperature	26.1 C (79.0 F)	33 of 100 (Routine)
Hancock Exp Farm	United States	Record high maximum temperature	31.1 C (88.0 F)	33 of 100 (Routine)
Perillup	Australia	Record daily precipitation	29.0 mm (1.1 in)	32 of 100 (Routine)
Clover Valley	United States	Record high minimum temperature	9.4 C (48.9 F)	32 of 100 (Routine)
Dunedoo Post Office	Australia	Record daily precipitation	45.0 mm (1.8 in)	31 of 100 (Routine)
Elong Elong (Bendeela St)	Australia	Record daily precipitation	45.6 mm (1.8 in)	31 of 100 (Routine)
Ookala 223	United States	Record low maximum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Choma	Zambia	Record daily precipitation	29.5 mm (1.2 in)	31 of 100 (Routine)
Mys Shmidta	Russia	Record high maximum temperature	11.6 C (52.9 F)	30 of 100 (Routine)
Miyakejima	Japan	Record daily precipitation	158.0 mm (6.2 in)	28 of 100 (Routine)
Chipley	United States	Record daily precipitation	82.0 mm (3.2 in)	28 of 100 (Routine)
Lnai Culture & Heritage Ctr	United States	Record high minimum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Gore	Ethiopia	Record low maximum temperature	15.5 C (59.9 F)	27 of 100 (Routine)
Izana	Spain	Record high maximum temperature	24.8 C (76.6 F)	27 of 100 (Routine)
Princeville Rch 1117	United States	Record daily precipitation	38.6 mm (1.5 in)	27 of 100 (Routine)
Kuranda Forestry	Australia	Record daily precipitation	32.5 mm (1.3 in)	26 of 100 (Routine)
Premer (Eden Moor)	Australia	Record daily precipitation	49.0 mm (1.9 in)	26 of 100 (Routine)
Mendooran Post Office	Australia	Record daily precipitation	49.0 mm (1.9 in)	26 of 100 (Routine)
Majuro Wbas AP	Marshall Islands	Record low minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Tracy Carbona	United States	Record low minimum temperature	3.9 C (39.0 F)	26 of 100 (Routine)
Pardelup	Australia	Record daily precipitation	25.2 mm (1.0 in)	25 of 100 (Routine)
Eumungerie Post Office	Australia	Record daily precipitation	61.2 mm (2.4 in)	25 of 100 (Routine)
Kaneohe Mauka 781	United States	Record daily precipitation	50.5 mm (2.0 in)	25 of 100 (Routine)

Counts by Type and Timescale

494 records

Records set or tied on 27 September 1988 by type: Highest daily maximum 94, Lowest daily maximum 29, Highest daily minimum 142, Lowest daily minimum 43, Heaviest daily rainfall 185, Heaviest daily snowfall 1.

Records on 27 September 1988 by type
Record type	Records
Highest daily maximum	94
Lowest daily maximum	29
Highest daily minimum	142
Lowest daily minimum	43
Heaviest daily rainfall	185
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 27 September 1988 by timescale: all-time 0, monthly 18, daily 476.

How Much Records Were Beaten By

407 broken records

Margins by which the 407 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 78.0. Ties are not counted.

Top 20 by Significance

27 September 1988

Top 20 records on 27 September 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 September 1988	Cairns Aero, AU	monthly rain	80.0 mm (3.1 in)	28.9 mm (1.1 in)	26 years	61 of 100 (Major)
27 September 1988	Kailua 446, US	monthly rain	124.5 mm (4.9 in)	21.6 mm (0.9 in)	81 years	59 of 100 (Notable)
27 September 1988	Gilgandra (Chelmsford Ave), AU	monthly rain	57.4 mm (2.3 in)	5.3 mm (0.21 in)	98 years	54 of 100 (Notable)
27 September 1988	Glen Warren, AU	daily rain	34.0 mm (1.3 in)	19.3 mm (0.8 in)	60 years	53 of 100 (Notable)
27 September 1988	Wu Lu Mu Qi, CN	daily rain	31.0 mm (1.2 in)	22.1 mm (0.9 in)	28 years	50 of 100 (Notable)
27 September 1988	Hamakuapoko 485, US	daily rain	29.5 mm (1.2 in)	19.3 mm (0.8 in)	19 years	49 of 100 (Notable)
27 September 1988	Springfields, AU	daily rain	48.0 mm (1.9 in)	18.8 mm (0.7 in)	60 years	48 of 100 (Notable)
27 September 1988	Pemberton, AU	daily rain	39.6 mm (1.6 in)	23.1 mm (0.9 in)	37 years	48 of 100 (Notable)
27 September 1988	Ph Wainiha 1115, US	daily rain	79.2 mm (3.1 in)	50.8 mm (2.0 in)	20 years	47 of 100 (Notable)
27 September 1988	Ottumwa Ind AP, US	daily rain	54.6 mm (2.1 in)	49.3 mm (1.9 in)	15 years	45 of 100 (Notable)
27 September 1988	Walpole North Old, AU	daily rain	31.4 mm (1.2 in)	23.0 mm (0.9 in)	20 years	42 of 100 (Notable)
27 September 1988	Deeside, AU	daily rain	34.6 mm (1.4 in)	19.6 mm (0.8 in)	1 year	41 of 100 (Notable)
27 September 1988	Strathalbyn, AU	daily rain	48.4 mm (1.9 in)	13.6 mm (0.5 in)	60 years	41 of 100 (Notable)
27 September 1988	Spearfish, US	daily rain	27.9 mm (1.1 in)	19.0 mm (0.7 in)	47 years	41 of 100 (Notable)
27 September 1988	Nannup, AU	daily rain	38.4 mm (1.5 in)	8.9 mm (0.35 in)	60 years	39 of 100 (Notable)
27 September 1988	Kaneohe Bay MCAS, US	daily rain	27.2 mm (1.1 in)	19.8 mm (0.8 in)	12 years	39 of 100 (Notable)
27 September 1988	Meringa Sugar Exp STN, AU	daily rain	30.8 mm (1.2 in)	12.0 mm (0.5 in)	41 years	38 of 100 (Notable)
27 September 1988	Binda Post Office, AU	daily rain	32.2 mm (1.3 in)	8.1 mm (0.32 in)	72 years	38 of 100 (Notable)
27 September 1988	Golspie (Ayrston), AU	daily rain	26.4 mm (1.0 in)	10.4 mm (0.4 in)	49 years	38 of 100 (Notable)
27 September 1988	Chatsbury (Maryland), AU	daily rain	28.2 mm (1.1 in)	10.4 mm (0.4 in)	49 years	38 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 1988

Records set or tied on this calendar date in each year from 1799 to 1988. 1988 had 494 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 1988-09-27: 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	357
10 to 20	33
20 to 30	8
30 to 40	5
40 to 50	2
50 to 60	1
60 to 70	0
70 to 80	1