Weather Records on 1 May 1989

949 weather records were set or tied worldwide on 1 May 1989. Highest significance: Mulwala Post Office, AU.

Key Facts for 1 May 1989

On 1 May 1989, 949 weather records were set or tied at long-record stations worldwide.
213 were record highs and 214 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 66 monthly and 883 daily.
Mulwala Post Office set a daily record precipitation of 55.0 mm (2.2 in) on 1 May 1989.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 439 records.

Record Map

949 stations

949 station records on 1 May 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mulwala Post Office	Australia	Record daily precipitation	55.0 mm (2.2 in)	61 of 100 (Major)
Dongara	Australia	Record daily precipitation	41.5 mm (1.6 in)	58 of 100 (Notable)
Quorn	Australia	Record daily precipitation	31.8 mm (1.3 in)	58 of 100 (Notable)
Maude Post Office	Australia	Record daily precipitation	45.6 mm (1.8 in)	58 of 100 (Notable)
Beales Reservoir	Australia	Record daily precipitation	48.4 mm (1.9 in)	57 of 100 (Notable)
Lynton	Australia	Record daily precipitation	45.0 mm (1.8 in)	56 of 100 (Notable)
Yunta (Winnininnie)	Australia	Record daily precipitation	35.3 mm (1.4 in)	55 of 100 (Notable)
Beregovo	Ukraine	Record daily precipitation	55.6 mm (2.2 in)	54 of 100 (Notable)
Berrigan Post Office	Australia	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Lumpkin 2 SE	United States	Record daily precipitation	50.8 mm (2.0 in)	53 of 100 (Notable)
Whorouly	Australia	Record daily precipitation	55.0 mm (2.2 in)	52 of 100 (Notable)
Slavsko	Ukraine	Record daily precipitation	50.7 mm (2.0 in)	50 of 100 (Notable)
Pascagoula 3 NE	United States	Record daily precipitation	69.1 mm (2.7 in)	50 of 100 (Notable)
Honokohua 493	United States	Record daily precipitation	63.5 mm (2.5 in)	50 of 100 (Notable)
Keanae 346	United States	Record daily precipitation	274.3 mm (10.8 in)	49 of 100 (Notable)
Mauna Loa Slope Obs 39	United States	Record daily precipitation	42.9 mm (1.7 in)	49 of 100 (Notable)
Willigulli North	Australia	Record daily precipitation	40.0 mm (1.6 in)	48 of 100 (Notable)
Bigga (Woolbrook)	Australia	Record daily precipitation	45.0 mm (1.8 in)	48 of 100 (Notable)
Smithfield (Mun)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	48 of 100 (Notable)
Turka	Ukraine	Record daily precipitation	34.7 mm (1.4 in)	48 of 100 (Notable)
Akron 4 E	United States	Record low minimum temperature	-7.2 C (19.0 F)	48 of 100 (Notable)
Carnamah	Australia	Record daily precipitation	34.7 mm (1.4 in)	47 of 100 (Notable)
Minatitlan	Mexico	Record daily precipitation	39.9 mm (1.6 in)	47 of 100 (Notable)
Peterboro 2 S	United States	Record daily precipitation	52.6 mm (2.1 in)	47 of 100 (Notable)
Hawker (Holowilena)	Australia	Record daily precipitation	26.2 mm (1.0 in)	46 of 100 (Notable)
Broken Hill (Buckalow)	Australia	Record daily precipitation	30.8 mm (1.2 in)	46 of 100 (Notable)
Morretes	Brazil	Record daily precipitation	70.2 mm (2.8 in)	46 of 100 (Notable)
Cordele	United States	Record daily precipitation	38.1 mm (1.5 in)	46 of 100 (Notable)
Fayetteville (Pwc)	United States	Record daily precipitation	83.3 mm (3.3 in)	46 of 100 (Notable)
Corowa Airport	Australia	Record daily precipitation	39.0 mm (1.5 in)	45 of 100 (Notable)
Jerilderie Treatment Works	Australia	Record daily precipitation	39.8 mm (1.6 in)	45 of 100 (Notable)
Wilsons Reservoir	Australia	Record daily precipitation	33.4 mm (1.3 in)	45 of 100 (Notable)
Edenburg (Pol)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Wateree Dam	United States	Record daily precipitation	56.9 mm (2.2 in)	45 of 100 (Notable)
Martinsville Fltr Plt	United States	Record daily precipitation	58.7 mm (2.3 in)	45 of 100 (Notable)
Napoopoo 28	United States	Record daily precipitation	40.9 mm (1.6 in)	45 of 100 (Notable)
Balsa Do Cerro Azul	Brazil	Record daily precipitation	70.9 mm (2.8 in)	44 of 100 (Notable)
Santa Cruz	Brazil	Record daily precipitation	92.4 mm (3.6 in)	44 of 100 (Notable)
Beaver City	United States	Record low minimum temperature	-6.1 C (21.0 F)	44 of 100 (Notable)
Culbertson	United States	Record low minimum temperature	-6.1 C (21.0 F)	44 of 100 (Notable)
Pineville	United States	Record daily precipitation	43.4 mm (1.7 in)	44 of 100 (Notable)
Beechworth Composite	Australia	Record daily precipitation	51.2 mm (2.0 in)	43 of 100 (Notable)
Uzhhorod	Ukraine	Record daily precipitation	67.8 mm (2.7 in)	43 of 100 (Notable)
Brevard	United States	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
Boorhaman	Australia	Record daily precipitation	38.8 mm (1.5 in)	42 of 100 (Notable)
Wooragee	Australia	Record daily precipitation	47.8 mm (1.9 in)	42 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record high minimum temperature	9.8 C (49.6 F)	42 of 100 (Notable)
Kosice	Slovakia	Record daily precipitation	39.3 mm (1.5 in)	42 of 100 (Notable)
Gyzylarbat	Turkmenistan	Record low minimum temperature	2.6 C (36.7 F)	42 of 100 (Notable)
Flagler 1S	United States	Record daily snowfall	7.6 cm (3.0 in)	42 of 100 (Notable)
Santa Maria Do Jetiba (Dnos)	Brazil	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Madoi	China	Record low minimum temperature	-20.0 C (-4.0 F)	41 of 100 (Notable)
Loei	Thailand	Record daily precipitation	84.1 mm (3.3 in)	41 of 100 (Notable)
Hagerstown	United States	Record daily precipitation	27.9 mm (1.1 in)	41 of 100 (Notable)
Wailuku 386	United States	Record daily precipitation	92.2 mm (3.6 in)	41 of 100 (Notable)
Pensacola Rgnl AP	United States	Record daily precipitation	71.1 mm (2.8 in)	41 of 100 (Notable)
Koonamore	Australia	Record daily precipitation	28.6 mm (1.1 in)	40 of 100 (Notable)
Timboon	Australia	Record daily precipitation	59.0 mm (2.3 in)	40 of 100 (Notable)
Finca Chayabe	Mexico	Record daily precipitation	79.8 mm (3.1 in)	40 of 100 (Notable)
Charlottesville 2W	United States	Record daily precipitation	41.7 mm (1.6 in)	40 of 100 (Notable)

Counts by Type and Timescale

949 records

Records set or tied on 1 May 1989 by type: Highest daily maximum 66, Lowest daily maximum 102, Highest daily minimum 147, Lowest daily minimum 112, Heaviest daily rainfall 516, Heaviest daily snowfall 2, Deepest snow cover 4.

Records on 1 May 1989 by type
Record type	Records
Highest daily maximum	66
Lowest daily maximum	102
Highest daily minimum	147
Lowest daily minimum	112
Heaviest daily rainfall	516
Heaviest daily snowfall	2
Deepest snow cover	4

Records on 1 May 1989 by timescale: all-time 0, monthly 66, daily 883.

How Much Records Were Beaten By

831 broken records

Margins by which the 831 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 260.0. Ties are not counted.

Top 20 by Significance

1 May 1989

Top 20 records on 1 May 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1989	Mulwala Post Office, AU	daily rain	55.0 mm (2.2 in)	32.9 mm (1.3 in)	47 years	61 of 100 (Major)
1 May 1989	Dongara, AU	daily rain	41.5 mm (1.6 in)	29.6 mm (1.2 in)	68 years	58 of 100 (Notable)
1 May 1989	Quorn, AU	daily rain	31.8 mm (1.3 in)	23.9 mm (0.9 in)	63 years	58 of 100 (Notable)
1 May 1989	Maude Post Office, AU	daily rain	45.6 mm (1.8 in)	39.2 mm (1.5 in)	32 years	58 of 100 (Notable)
1 May 1989	Beales Reservoir, AU	daily rain	48.4 mm (1.9 in)	30.6 mm (1.2 in)	26 years	57 of 100 (Notable)
1 May 1989	Lynton, AU	daily rain	45.0 mm (1.8 in)	38.1 mm (1.5 in)	52 years	56 of 100 (Notable)
1 May 1989	Yunta (Winnininnie), AU	daily rain	35.3 mm (1.4 in)	33.8 mm (1.3 in)	28 years	55 of 100 (Notable)
1 May 1989	Beregovo, UA	monthly rain	55.6 mm (2.2 in)	18.2 mm (0.7 in)	37 years	54 of 100 (Notable)
1 May 1989	Berrigan Post Office, AU	daily rain	50.0 mm (2.0 in)	23.6 mm (0.9 in)	47 years	53 of 100 (Notable)
1 May 1989	Lumpkin 2 SE, US	daily rain	50.8 mm (2.0 in)	37.3 mm (1.5 in)	78 years	53 of 100 (Notable)
1 May 1989	Whorouly, AU	daily rain	55.0 mm (2.2 in)	33.2 mm (1.3 in)	27 years	52 of 100 (Notable)
1 May 1989	Slavsko, UA	daily rain	50.7 mm (2.0 in)	24.6 mm (1.0 in)	36 years	50 of 100 (Notable)
1 May 1989	Pascagoula 3 NE, US	daily rain	69.1 mm (2.7 in)	49.3 mm (1.9 in)	78 years	50 of 100 (Notable)
1 May 1989	Honokohua 493, US	daily rain	63.5 mm (2.5 in)	34.3 mm (1.4 in)	32 years	50 of 100 (Notable)
1 May 1989	Keanae 346, US	daily rain	274.3 mm (10.8 in)	67.3 mm (2.6 in)	72 years	49 of 100 (Notable)
1 May 1989	Mauna Loa Slope Obs 39, US	daily rain	42.9 mm (1.7 in)	27.9 mm (1.1 in)	24 years	49 of 100 (Notable)
1 May 1989	Willigulli North, AU	daily rain	40.0 mm (1.6 in)	33.6 mm (1.3 in)	23 years	48 of 100 (Notable)
1 May 1989	Bigga (Woolbrook), AU	daily rain	45.0 mm (1.8 in)	21.1 mm (0.8 in)	48 years	48 of 100 (Notable)
1 May 1989	Smithfield (Mun), ZA	daily rain	26.0 mm (1.0 in)	7.2 mm (0.28 in)	101 years	48 of 100 (Notable)
1 May 1989	Turka, UA	daily rain	34.7 mm (1.4 in)	21.6 mm (0.9 in)	32 years	48 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

1795 to 1989

Records set or tied on this calendar date in each year from 1795 to 1989. 1989 had 949 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	912
2024	458
2025	430
2026	623

Download the Data

Data for records on 1989-05-01: 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 50	820
50 to 100	10
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	1