Weather Records on 23 May 1986

626 weather records were set or tied worldwide on 23 May 1986. Highest significance: Marree Comparison, AU.

Key Facts for 23 May 1986

On 23 May 1986, 626 weather records were set or tied at long-record stations worldwide.
159 were record highs and 294 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 12 monthly and 612 daily.
Marree Comparison set a daily record precipitation of 30.0 mm (1.2 in) on 23 May 1986.
Across 158 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

626 stations

626 station records on 23 May 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 May 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marree Comparison	Australia	Record daily precipitation	30.0 mm (1.2 in)	67 of 100 (Major)
Marree (Farina)	Australia	Record daily precipitation	38.4 mm (1.5 in)	62 of 100 (Major)
Gammon Ranges (Wertaloona)	Australia	Record daily precipitation	37.0 mm (1.5 in)	56 of 100 (Notable)
Marree (Witchelina)	Australia	Record daily precipitation	39.0 mm (1.5 in)	53 of 100 (Notable)
Gammon Ranges (Umberatana)	Australia	Record daily precipitation	39.0 mm (1.5 in)	52 of 100 (Notable)
Gen. Santos	Philippines	Record daily precipitation	69.0 mm (2.7 in)	52 of 100 (Notable)
Manchester	United States	Record daily precipitation	35.6 mm (1.4 in)	52 of 100 (Notable)
Tupper Lake Sunmount	United States	Record daily precipitation	40.6 mm (1.6 in)	49 of 100 (Notable)
Wildrose 3NW	United States	Record daily precipitation	32.8 mm (1.3 in)	46 of 100 (Notable)
Brookhaven City	United States	Record low minimum temperature	3.3 C (37.9 F)	43 of 100 (Notable)
E Wareham	United States	Record daily precipitation	43.7 mm (1.7 in)	42 of 100 (Notable)
Huntington Ctr	United States	Record daily precipitation	38.6 mm (1.5 in)	42 of 100 (Notable)
Salisbury 2 N	United States	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Gammon Ranges (Wooltana)	Australia	Record daily precipitation	30.0 mm (1.2 in)	40 of 100 (Notable)
Allardt	United States	Record daily precipitation	112.5 mm (4.4 in)	39 of 100 (Notable)
Chatillon-Sur-Seine	France	Record daily precipitation	31.7 mm (1.2 in)	38 of 100 (Notable)
Beltana Station	Australia	Record daily precipitation	60.0 mm (2.4 in)	37 of 100 (Notable)
Watauga S Dak 8 N	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Lake Yellowstone	United States	Record low minimum temperature	-15.6 C (3.9 F)	37 of 100 (Notable)
Blinman (Narrina)	Australia	Record daily precipitation	31.2 mm (1.2 in)	36 of 100 (Notable)
Walden	United States	Record low minimum temperature	-7.2 C (19.0 F)	36 of 100 (Notable)
Copley (Yankaninna)	Australia	Record daily precipitation	51.0 mm (2.0 in)	35 of 100 (Notable)
Arco	United States	Record low minimum temperature	-6.7 C (19.9 F)	35 of 100 (Notable)
Glendive	United States	Record low maximum temperature	9.4 C (48.9 F)	35 of 100 (Notable)
Arkaroola	Australia	Record daily precipitation	31.4 mm (1.2 in)	34 of 100 (Routine)
Anaconda	United States	Record low minimum temperature	-6.1 C (21.0 F)	34 of 100 (Routine)
New Salem 5NW	United States	Record daily precipitation	51.8 mm (2.0 in)	34 of 100 (Routine)
Highland Home	United States	Record low minimum temperature	8.3 C (46.9 F)	33 of 100 (Routine)
Rocky Boy	United States	Record daily precipitation	38.9 mm (1.5 in)	33 of 100 (Routine)
Tilden 4 SSE	United States	Record low minimum temperature	10.0 C (50.0 F)	33 of 100 (Routine)
Cornwall	United States	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Snake Rvr	United States	Record low minimum temperature	-10.6 C (12.9 F)	33 of 100 (Routine)
Rochester	United States	Record daily precipitation	36.6 mm (1.4 in)	32 of 100 (Routine)
Richardton Abbey	United States	Record daily precipitation	50.0 mm (2.0 in)	31 of 100 (Routine)
Carnegie 5 NE	United States	Record high minimum temperature	25.0 C (77.0 F)	31 of 100 (Routine)
Wheatland 4N	United States	Record low minimum temperature	-1.7 C (28.9 F)	31 of 100 (Routine)
Tg Jiu	Romania	Record high minimum temperature	15.3 C (59.5 F)	30 of 100 (Routine)
Happy Camp Rs	United States	Record low minimum temperature	-1.1 C (30.0 F)	30 of 100 (Routine)
Rochester	United States	Record daily precipitation	36.3 mm (1.4 in)	30 of 100 (Routine)
Mulyungarie	Australia	Record daily precipitation	26.0 mm (1.0 in)	29 of 100 (Routine)
Bad-Ahrweiler Neuenahr	Germany	Record daily precipitation	26.8 mm (1.1 in)	29 of 100 (Routine)
Etla	Mexico	Record low maximum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Jefferson 2 E	United States	Record low minimum temperature	0.0 C (32.0 F)	29 of 100 (Routine)
Laketown	United States	Record low minimum temperature	-5.0 C (23.0 F)	29 of 100 (Routine)
Cradock (Yednalue)	Australia	Record daily precipitation	26.0 mm (1.0 in)	28 of 100 (Routine)
Manlio Fabio Altamiramo	Mexico	Record daily precipitation	36.8 mm (1.4 in)	28 of 100 (Routine)
Ft Ross	United States	Record low minimum temperature	2.2 C (36.0 F)	28 of 100 (Routine)
Copperhill	United States	Record low minimum temperature	2.2 C (36.0 F)	28 of 100 (Routine)
Tremonton	United States	Record low maximum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Archer	United States	Record low minimum temperature	-1.1 C (30.0 F)	28 of 100 (Routine)
Blinman (Moolooloo)	Australia	Record daily precipitation	32.8 mm (1.3 in)	27 of 100 (Routine)
Divinopolis	Brazil	Record daily precipitation	38.3 mm (1.5 in)	27 of 100 (Routine)
Zugspitze	Germany	Record high maximum temperature	8.1 C (46.6 F)	27 of 100 (Routine)
Antonio Escobedo (Smn)	Mexico	Record low maximum temperature	25.6 C (78.1 F)	27 of 100 (Routine)
Troy	United States	Record low minimum temperature	10.6 C (51.1 F)	27 of 100 (Routine)
Stony Gorge Rsvr	United States	Record low minimum temperature	1.7 C (35.1 F)	27 of 100 (Routine)
Holyoke	United States	Record daily precipitation	29.0 mm (1.1 in)	27 of 100 (Routine)
McRoss	United States	Record low maximum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Yoder 5 W	United States	Record low minimum temperature	-3.3 C (26.1 F)	27 of 100 (Routine)
Middleboro	United States	Record daily precipitation	26.2 mm (1.0 in)	26 of 100 (Routine)

Counts by Type and Timescale

626 records

Records set or tied on 23 May 1986 by type: Highest daily maximum 58, Lowest daily maximum 106, Highest daily minimum 101, Lowest daily minimum 188, Heaviest daily rainfall 170, Heaviest daily snowfall 3.

Records on 23 May 1986 by type
Record type	Records
Highest daily maximum	58
Lowest daily maximum	106
Highest daily minimum	101
Lowest daily minimum	188
Heaviest daily rainfall	170
Heaviest daily snowfall	3
Deepest snow cover	0

Records on 23 May 1986 by timescale: all-time 2, monthly 12, daily 612.

How Much Records Were Beaten By

486 broken records

Margins by which the 486 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

23 May 1986

Top 20 records on 23 May 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 May 1986	Marree Comparison, AU	daily rain	30.0 mm (1.2 in)	22.6 mm (0.9 in)	80 years	67 of 100 (Major)
23 May 1986	Marree (Farina), AU	daily rain	38.4 mm (1.5 in)	22.7 mm (0.9 in)	76 years	62 of 100 (Major)
23 May 1986	Gammon Ranges (Wertaloona), AU	daily rain	37.0 mm (1.5 in)	26.6 mm (1.0 in)	76 years	56 of 100 (Notable)
23 May 1986	Marree (Witchelina), AU	daily rain	39.0 mm (1.5 in)	31.4 mm (1.2 in)	16 years	53 of 100 (Notable)
23 May 1986	Gammon Ranges (Umberatana), AU	daily rain	39.0 mm (1.5 in)	28.8 mm (1.1 in)	55 years	52 of 100 (Notable)
23 May 1986	Gen. Santos, PH	daily rain	69.0 mm (2.7 in)	65.0 mm (2.6 in)	32 years	52 of 100 (Notable)
23 May 1986	Manchester, US	daily rain	35.6 mm (1.4 in)	19.6 mm (0.8 in)	72 years	52 of 100 (Notable)
23 May 1986	Tupper Lake Sunmount, US	daily rain	40.6 mm (1.6 in)	14.7 mm (0.6 in)	75 years	49 of 100 (Notable)
23 May 1986	Wildrose 3NW, US	daily rain	32.8 mm (1.3 in)	20.1 mm (0.8 in)	52 years	46 of 100 (Notable)
23 May 1986	Brookhaven City, US	monthly low min	3.3 C (37.9 F)	0.6 C (1.1 F)	78 years	43 of 100 (Notable)
23 May 1986	E Wareham, US	daily rain	43.7 mm (1.7 in)	24.9 mm (1.0 in)	44 years	42 of 100 (Notable)
23 May 1986	Huntington Ctr, US	daily rain	38.6 mm (1.5 in)	27.7 mm (1.1 in)	12 years	42 of 100 (Notable)
23 May 1986	Salisbury 2 N, US	daily rain	34.0 mm (1.3 in)	25.1 mm (1.0 in)	25 years	42 of 100 (Notable)
23 May 1986	Gammon Ranges (Wooltana), AU	daily rain	30.0 mm (1.2 in)	5.6 mm (0.22 in)	81 years	40 of 100 (Notable)
23 May 1986	Allardt, US	monthly rain	112.5 mm (4.4 in)	25.6 mm (1.0 in)	12 years	39 of 100 (Notable)
23 May 1986	Chatillon-Sur-Seine, FR	daily rain	31.7 mm (1.2 in)	8.4 mm (0.33 in)	56 years	38 of 100 (Notable)
23 May 1986	Beltana Station, AU	monthly rain	60.0 mm (2.4 in)	14.7 mm (0.6 in)	0 years	37 of 100 (Notable)
23 May 1986	Watauga S Dak 8 N, US	daily rain	50.8 mm (2.0 in)	26.9 mm (1.1 in)	32 years	37 of 100 (Notable)
23 May 1986	Lake Yellowstone, US	daily low min	-15.6 C (3.9 F)	3.4 C (6.1 F)	69 years	37 of 100 (Notable)
23 May 1986	Blinman (Narrina), AU	daily rain	31.2 mm (1.2 in)	21.8 mm (0.9 in)	16 years	36 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

1793 to 1986

Records set or tied on this calendar date in each year from 1793 to 1986. 1986 had 626 records.

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

Records on 05-23 in each year
Year	Records
1793	1
1794	1
1798	1
1817	1
1818	1
1837	3
1845	1
1847	2
1857	1
1863	1
1865	2
1866	5
1867	7
1870	2
1871	1
1875	1
1877	1
1878	1
1880	1
1884	2
1885	2
1886	4
1887	1
1889	2
1891	11
1893	3
1894	1
1895	3
1896	4
1897	3
1898	8
1899	3
1900	12
1901	3
1902	12
1903	6
1904	14
1905	10
1906	23
1907	11
1908	13
1909	23
1910	26
1911	39
1912	31
1913	29
1914	33
1915	13
1916	44
1917	58
1918	36
1919	120
1920	37
1921	92
1922	82
1923	99
1924	230
1925	325
1926	204
1927	243
1928	177
1929	221
1930	199
1931	719
1932	358
1933	443
1934	203
1935	369
1936	568
1937	156
1938	390
1939	415
1940	324
1941	676
1942	235
1943	342
1944	784
1945	241
1946	311
1947	285
1948	273
1949	612
1950	490
1951	400
1952	597
1953	777
1954	496
1955	650
1956	498
1957	653
1958	744
1959	486
1960	395
1961	412
1962	677
1963	1,153
1964	964
1965	477
1966	391
1967	1,055
1968	578
1969	437
1970	314
1971	659
1972	449
1973	371
1974	678
1975	855
1976	556
1977	596
1978	703
1979	730
1980	1,202
1981	862
1982	717
1983	1,123
1984	1,027
1985	608
1986	626
1987	745
1988	662
1989	1,106
1990	1,660
1991	1,244
1992	1,423
1993	845
1994	690
1995	1,106
1996	1,114
1997	983
1998	947
1999	705
2000	1,372
2001	1,441
2002	1,537
2003	954
2004	1,275
2005	908
2006	1,122
2007	1,170
2008	1,472
2009	805
2010	1,275
2011	1,001
2012	1,006
2013	929
2014	858
2015	667
2016	679
2017	602
2018	552
2019	1,044
2020	631
2021	837
2022	807
2023	316
2024	760
2025	865
2026	804

Download the Data

Data for records on 1986-05-23: 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	439
10 to 20	27
20 to 30	18
30 to 40	1
40 to 50	0
50 to 60	0
60 to 70	1