Weather Records on 9 May 2020

1,673 weather records were set or tied worldwide on 9 May 2020. Highest significance: Kellevie, AU.

Key Facts for 9 May 2020

On 9 May 2020, 1,673 weather records were set or tied at long-record stations worldwide.
437 were record highs and 1,017 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 166 monthly and 1,505 daily.
Kellevie set a daily record precipitation of 113.0 mm (4.4 in) on 9 May 2020.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 425 records.

Record Map

1,673 stations

1,673 station records on 9 May 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 May 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kellevie	Australia	Record daily precipitation	113.0 mm (4.4 in)	69 of 100 (Major)
Idjevan	Armenia	Record daily precipitation	99.3 mm (3.9 in)	67 of 100 (Major)
Bridgewater	United States	Record daily snowfall	25.4 cm (10.0 in)	66 of 100 (Major)
Berlin	United States	Record daily snowfall	12.7 cm (5.0 in)	65 of 100 (Major)
Lowell	United States	Record daily snowfall	7.9 cm (3.1 in)	62 of 100 (Major)
Estacada 2 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	62 of 100 (Major)
Zakatala	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	56 of 100 (Notable)
Uraidla	Australia	Record daily precipitation	43.8 mm (1.7 in)	53 of 100 (Notable)
Saint Johnsbury	United States	Record daily snowfall	6.9 cm (2.7 in)	53 of 100 (Notable)
Berlin	United States	Record snow depth	12.7 cm (5.0 in)	52 of 100 (Notable)
Muja Power Station	Australia	Record daily precipitation	75.0 mm (3.0 in)	51 of 100 (Notable)
Biloxi	United States	Record low maximum temperature	20.0 C (68.0 F)	51 of 100 (Notable)
Lancaster	United States	Record daily snowfall	9.9 cm (3.9 in)	51 of 100 (Notable)
Monterey	United States	Record low maximum temperature	10.6 C (51.1 F)	51 of 100 (Notable)
Gilman	United States	Record daily snowfall	7.6 cm (3.0 in)	51 of 100 (Notable)
Charlevoix	United States	Record low maximum temperature	1.7 C (35.1 F)	50 of 100 (Notable)
Petoskey	United States	Record low maximum temperature	0.6 C (33.1 F)	50 of 100 (Notable)
Jackman	United States	Record daily snowfall	7.6 cm (3.0 in)	49 of 100 (Notable)
Delhi 2 SE	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
Lafayette Rgnl AP	United States	Record low maximum temperature	18.9 C (66.0 F)	47 of 100 (Notable)
Caribou WFO	United States	Record daily snowfall	14.0 cm (5.5 in)	47 of 100 (Notable)
Bridgewater	United States	Record snow depth	25.4 cm (10.0 in)	46 of 100 (Notable)
Bad Axe	United States	Record low maximum temperature	3.3 C (37.9 F)	46 of 100 (Notable)
Rio Grande City	United States	Record daily precipitation	61.0 mm (2.4 in)	46 of 100 (Notable)
Franklin 3 NW	United States	Record low maximum temperature	19.4 C (66.9 F)	45 of 100 (Notable)
Alfred	United States	Record low minimum temperature	-6.7 C (19.9 F)	45 of 100 (Notable)
Neshaminy Falls	United States	Record low maximum temperature	8.3 C (46.9 F)	45 of 100 (Notable)
Anderson	United States	Record low maximum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Rogersville 1 NE	United States	Record low maximum temperature	10.6 C (51.1 F)	45 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record low maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Greenville Muni AP	United States	Record low maximum temperature	1.1 C (34.0 F)	44 of 100 (Notable)
Manistique Wwtp	United States	Record low maximum temperature	0.0 C (32.0 F)	44 of 100 (Notable)
First Connecticut Lake	United States	Record daily snowfall	8.9 cm (3.5 in)	44 of 100 (Notable)
Hemlock	United States	Record low maximum temperature	3.3 C (37.9 F)	44 of 100 (Notable)
S Bend AP	United States	Record low minimum temperature	-3.8 C (25.2 F)	44 of 100 (Notable)
Ubon Ratchathani	Thailand	Record high minimum temperature	30.0 C (86.0 F)	43 of 100 (Notable)
Hardy	United States	Record low minimum temperature	2.8 C (37.0 F)	43 of 100 (Notable)
Marshall	United States	Record low minimum temperature	0.6 C (33.1 F)	43 of 100 (Notable)
Wewahitchka	United States	Record low maximum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Casey	United States	Record low maximum temperature	12.8 C (55.0 F)	43 of 100 (Notable)
Robinson	United States	Record low minimum temperature	0.6 C (33.1 F)	43 of 100 (Notable)
Farmland 5 NNW	United States	Record low minimum temperature	-3.3 C (26.1 F)	43 of 100 (Notable)
Allerton	United States	Record low maximum temperature	12.2 C (54.0 F)	43 of 100 (Notable)
Ashland	United States	Record low minimum temperature	-1.1 C (30.0 F)	43 of 100 (Notable)
Avon	United States	Record low minimum temperature	-2.8 C (27.0 F)	43 of 100 (Notable)
Waverly	United States	Record low minimum temperature	-2.2 C (28.0 F)	43 of 100 (Notable)
Warren 3 S	United States	Record low maximum temperature	5.0 C (41.0 F)	43 of 100 (Notable)
Ft Wayne Intl AP	United States	Record low minimum temperature	-4.9 C (23.2 F)	43 of 100 (Notable)
Mt Pleasant 1 SW	United States	Record low minimum temperature	-2.2 C (28.0 F)	42 of 100 (Notable)
Williamsburg 1E	United States	Record low minimum temperature	-3.9 C (25.0 F)	42 of 100 (Notable)
York Pond	United States	Record daily snowfall	14.0 cm (5.5 in)	42 of 100 (Notable)
Watertown	United States	Record low minimum temperature	-3.9 C (25.0 F)	42 of 100 (Notable)
Helena 1 SSE	United States	Record low minimum temperature	3.3 C (37.9 F)	42 of 100 (Notable)
Corvallis State UNIV	United States	Record high minimum temperature	13.9 C (57.0 F)	42 of 100 (Notable)
Tillamook	United States	Record high minimum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Warren	United States	Record low minimum temperature	-3.9 C (25.0 F)	42 of 100 (Notable)
Bolivar Wtr Wks	United States	Record low minimum temperature	2.2 C (36.0 F)	42 of 100 (Notable)
Dickson	United States	Record low minimum temperature	0.0 C (32.0 F)	42 of 100 (Notable)
Sewanee	United States	Record low maximum temperature	10.6 C (51.1 F)	42 of 100 (Notable)
Warsaw 2 NW	United States	Record low maximum temperature	12.8 C (55.0 F)	42 of 100 (Notable)

Counts by Type and Timescale

1,673 records

Records set or tied on 9 May 2020 by type: Highest daily maximum 217, Lowest daily maximum 406, Highest daily minimum 220, Lowest daily minimum 611, Heaviest daily rainfall 96, Heaviest daily snowfall 76, Deepest snow cover 47.

Records on 9 May 2020 by type
Record type	Records
Highest daily maximum	217
Lowest daily maximum	406
Highest daily minimum	220
Lowest daily minimum	611
Heaviest daily rainfall	96
Heaviest daily snowfall	76
Deepest snow cover	47

Records on 9 May 2020 by timescale: all-time 2, monthly 166, daily 1,505.

How Much Records Were Beaten By

1,272 broken records

Margins by which the 1,272 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

9 May 2020

Top 20 records on 9 May 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 May 2020	Kellevie, AU	daily rain	113.0 mm (4.4 in)	68.3 mm (2.7 in)	64 years	69 of 100 (Major)
9 May 2020	Idjevan, AM	daily rain	99.3 mm (3.9 in)	75.3 mm (3.0 in)	58 years	67 of 100 (Major)
9 May 2020	Bridgewater, US	monthly snowfall	25.4 cm (10.0 in)	17.8 cm (7.0 in)	53 years	66 of 100 (Major)
9 May 2020	Berlin, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	101 years	65 of 100 (Major)
9 May 2020	Lowell, US	monthly snowfall	7.9 cm (3.1 in)	7.9 cm (3.1 in)	90 years	62 of 100 (Major)
9 May 2020	Estacada 2 SE, US	daily high min	18.9 C (66.0 F)	6.7 C (12.1 F)	97 years	62 of 100 (Major)
9 May 2020	Zakatala, AZ	daily rain	99.3 mm (3.9 in)	47.3 mm (1.9 in)	74 years	56 of 100 (Notable)
9 May 2020	Uraidla, AU	daily rain	43.8 mm (1.7 in)	15.9 mm (0.6 in)	101 years	53 of 100 (Notable)
9 May 2020	Saint Johnsbury, US	daily snowfall	6.9 cm (2.7 in)	6.9 cm (2.7 in)	120 years	53 of 100 (Notable)
9 May 2020	Berlin, US	monthly snow depth	12.7 cm (5.0 in)	2.5 cm (1.0 in)	127 years	52 of 100 (Notable)
9 May 2020	Muja Power Station, AU	daily rain	75.0 mm (3.0 in)	34.9 mm (1.4 in)	53 years	51 of 100 (Notable)
9 May 2020	Biloxi, US	daily low max	20.0 C (68.0 F)	2.8 C (5.0 F)	117 years	51 of 100 (Notable)
9 May 2020	Lancaster, US	monthly snowfall	9.9 cm (3.9 in)	7.4 cm (2.9 in)	56 years	51 of 100 (Notable)
9 May 2020	Monterey, US	daily low max	10.6 C (51.1 F)	5.0 C (9.0 F)	114 years	51 of 100 (Notable)
9 May 2020	Gilman, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	90 years	51 of 100 (Notable)
9 May 2020	Charlevoix, US	monthly low max	1.7 C (35.1 F)	0.5 C (0.9 F)	111 years	50 of 100 (Notable)
9 May 2020	Petoskey, US	monthly low max	0.6 C (33.1 F)	0.5 C (0.9 F)	102 years	50 of 100 (Notable)
9 May 2020	Jackman, US	daily snowfall	7.6 cm (3.0 in)	5.6 cm (2.2 in)	94 years	49 of 100 (Notable)
9 May 2020	Delhi 2 SE, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	95 years	47 of 100 (Notable)
9 May 2020	Lafayette Rgnl AP, US	daily low max	18.9 C (66.0 F)	2.2 C (4.0 F)	120 years	47 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 2020

Records set or tied on this calendar date in each year from 1793 to 2020. 2020 had 1,673 records.

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

Records on 05-09 in each year
Year	Records
1793	1
1795	1
1806	1
1810	1
1823	1
1834	1
1838	1
1843	1
1845	2
1846	1
1848	1
1850	2
1855	2
1857	1
1858	1
1861	1
1862	1
1864	2
1865	2
1867	2
1872	1
1873	2
1874	1
1875	2
1879	4
1880	3
1882	1
1883	2
1884	3
1885	3
1889	3
1890	3
1891	3
1892	1
1893	1
1895	2
1896	4
1897	3
1898	3
1899	2
1900	2
1901	9
1902	8
1903	9
1904	14
1905	34
1906	41
1907	11
1908	16
1909	34
1910	45
1911	23
1912	23
1913	15
1914	43
1915	27
1916	26
1917	50
1918	49
1919	47
1920	56
1921	102
1922	45
1923	461
1924	262
1925	123
1926	196
1927	343
1928	302
1929	166
1930	526
1931	411
1932	132
1933	482
1934	750
1935	111
1936	622
1937	128
1938	171
1939	345
1940	237
1941	335
1942	180
1943	524
1944	412
1945	538
1946	278
1947	1,145
1948	379
1949	417
1950	660
1951	188
1952	348
1953	507
1954	489
1955	288
1956	722
1957	505
1958	355
1959	252
1960	748
1961	516
1962	435
1963	1,103
1964	503
1965	730
1966	994
1967	681
1968	545
1969	653
1970	372
1971	338
1972	587
1973	386
1974	699
1975	465
1976	714
1977	931
1978	649
1979	1,605
1980	1,030
1981	639
1982	523
1983	872
1984	892
1985	829
1986	1,253
1987	1,481
1988	594
1989	1,347
1990	850
1991	759
1992	1,476
1993	967
1994	573
1995	960
1996	1,260
1997	1,088
1998	1,182
1999	970
2000	1,114
2001	969
2002	1,489
2003	1,802
2004	926
2005	851
2006	738
2007	765
2008	693
2009	816
2010	764
2011	1,104
2012	686
2013	684
2014	754
2015	689
2016	917
2017	539
2018	879
2019	1,043
2020	1,673
2021	501
2022	1,308
2023	474
2024	792
2025	622
2026	309

Download the Data

Data for records on 2020-05-09: 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	1,243
50 to 100	22
100 to 150	4
150 to 200	2
200 to 250	1