Weather Records on 20 May 2025

969 weather records were set or tied worldwide on 20 May 2025. Highest significance: Kem-Port, RU.

Key Facts for 20 May 2025

On 20 May 2025, 969 weather records were set or tied at long-record stations worldwide.
491 were record highs and 215 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 79 monthly and 887 daily.
Kem-Port set a daily record precipitation of 32.1 mm (1.3 in) on 20 May 2025.
Across 162 earlier years (1802 to 2026) the same calendar date averaged 452 records.

Record Map

969 stations

969 station records on 20 May 2025 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 May 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kem-Port	Russia	Record daily precipitation	32.1 mm (1.3 in)	78 of 100 (Major)
Rock Is L&D 15	United States	Record daily precipitation	75.7 mm (3.0 in)	78 of 100 (Major)
Bulahdelah Post Office	Australia	Record daily precipitation	136.0 mm (5.4 in)	74 of 100 (Major)
Crescent Head	Australia	Record daily precipitation	84.2 mm (3.3 in)	73 of 100 (Major)
Stroud Post Office	Australia	Record daily precipitation	166.0 mm (6.5 in)	72 of 100 (Major)
Chichester Dam	Australia	Record daily precipitation	203.0 mm (8.0 in)	72 of 100 (Major)
Gloucester (Upper Bowman)	Australia	Record daily precipitation	169.0 mm (6.7 in)	69 of 100 (Major)
Trenton	United States	Record daily precipitation	104.1 mm (4.1 in)	69 of 100 (Major)
Upper Allyn Township	Australia	Record daily precipitation	206.0 mm (8.1 in)	67 of 100 (Major)
Monmouth	United States	Record daily precipitation	48.3 mm (1.9 in)	65 of 100 (Major)
Boone	United States	Record daily precipitation	73.4 mm (2.9 in)	64 of 100 (Major)
Nevada Wtp	United States	Record daily precipitation	124.7 mm (4.9 in)	64 of 100 (Major)
Murrurundi (Timor)	Australia	Record daily precipitation	48.0 mm (1.9 in)	62 of 100 (Major)
Wingham (Lanark Close)	Australia	Record daily precipitation	278.8 mm (11.0 in)	61 of 100 (Major)
Upper Chichester (Simmonds)	Australia	Record daily precipitation	171.0 mm (6.7 in)	61 of 100 (Major)
Storm Lake	United States	Record daily precipitation	56.9 mm (2.2 in)	61 of 100 (Major)
Kljuchi	Russia	Record daily precipitation	28.0 mm (1.1 in)	60 of 100 (Major)
Krambach (Bellevue)	Australia	Record daily precipitation	168.0 mm (6.6 in)	59 of 100 (Notable)
Krambach (Tipperary)	Australia	Record daily precipitation	176.0 mm (6.9 in)	58 of 100 (Notable)
Dungog - Main Creek (Yeranda)	Australia	Record daily precipitation	164.0 mm (6.5 in)	58 of 100 (Notable)
Elderslie	Australia	Record daily precipitation	52.0 mm (2.0 in)	57 of 100 (Notable)
Krambach Post Office	Australia	Record daily precipitation	164.5 mm (6.5 in)	56 of 100 (Notable)
Moffit 3 SE	United States	Record daily precipitation	49.5 mm (1.9 in)	56 of 100 (Notable)
Muscatine	United States	Record daily precipitation	61.0 mm (2.4 in)	55 of 100 (Notable)
Salem	United States	Record daily precipitation	69.9 mm (2.8 in)	55 of 100 (Notable)
Holden Village	United States	Record daily precipitation	25.4 mm (1.0 in)	54 of 100 (Notable)
Gloucester Post Office	Australia	Record daily precipitation	157.4 mm (6.2 in)	53 of 100 (Notable)
Carrow Brook	Australia	Record daily precipitation	139.4 mm (5.5 in)	53 of 100 (Notable)
Bowmans Creek (Grenell)	Australia	Record daily precipitation	47.6 mm (1.9 in)	53 of 100 (Notable)
Williamsburg 1E	United States	Record daily precipitation	50.8 mm (2.0 in)	53 of 100 (Notable)
Tracy	United States	Record daily precipitation	36.8 mm (1.4 in)	53 of 100 (Notable)
Williamtown Raaf	Australia	Record daily precipitation	60.6 mm (2.4 in)	52 of 100 (Notable)
Aledo	United States	Record daily precipitation	47.2 mm (1.9 in)	52 of 100 (Notable)
Wheaton	United States	Record daily precipitation	26.7 mm (1.1 in)	52 of 100 (Notable)
Mt Pleasant 1 SW	United States	Record daily precipitation	36.6 mm (1.4 in)	51 of 100 (Notable)
Conception	United States	Record daily precipitation	63.5 mm (2.5 in)	51 of 100 (Notable)
Brookings 2 NE	United States	Record daily precipitation	44.7 mm (1.8 in)	51 of 100 (Notable)
Albany	United States	Record daily precipitation	75.2 mm (3.0 in)	50 of 100 (Notable)
Yarras (Mount Seaview)	Australia	Record daily precipitation	110.0 mm (4.3 in)	48 of 100 (Notable)
Chariton 1 E	United States	Record daily precipitation	56.1 mm (2.2 in)	48 of 100 (Notable)
Artichoke Lake 1 E	United States	Record daily precipitation	28.7 mm (1.1 in)	48 of 100 (Notable)
Bobin (Bobin Creek)	Australia	Record daily precipitation	172.4 mm (6.8 in)	47 of 100 (Notable)
Nowendoc (Green Hills)	Australia	Record daily precipitation	66.0 mm (2.6 in)	47 of 100 (Notable)
Cessnock Airport AWS	Australia	Record daily precipitation	45.4 mm (1.8 in)	47 of 100 (Notable)
Augusta	United States	Record daily precipitation	35.6 mm (1.4 in)	47 of 100 (Notable)
Ottertail	United States	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Canton L&D 20	United States	Record daily precipitation	57.2 mm (2.3 in)	47 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
De Soto	United States	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Kearney 3E	United States	Record daily precipitation	84.3 mm (3.3 in)	46 of 100 (Notable)
Yarrowitch (Maretto)	Australia	Record daily precipitation	43.4 mm (1.7 in)	45 of 100 (Notable)
Rouchel (Bonnie Doon)	Australia	Record daily precipitation	114.0 mm (4.5 in)	45 of 100 (Notable)
Rathbun Dam	United States	Record daily precipitation	60.2 mm (2.4 in)	45 of 100 (Notable)
Clarence Cannon Dam	United States	Record daily precipitation	51.6 mm (2.0 in)	45 of 100 (Notable)
Sisseton	United States	Record daily precipitation	48.8 mm (1.9 in)	45 of 100 (Notable)
Burlington Muni AP	United States	Record daily precipitation	37.8 mm (1.5 in)	45 of 100 (Notable)
Karlshamn	Sweden	Record high maximum temperature	26.7 C (80.1 F)	44 of 100 (Notable)
Washington	United States	Record daily precipitation	37.3 mm (1.5 in)	44 of 100 (Notable)
Elsberry 1 S	United States	Record daily precipitation	47.2 mm (1.9 in)	44 of 100 (Notable)
La Crosse Muni AP	United States	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)

Counts by Type and Timescale

969 records

Records set or tied on 20 May 2025 by type: Highest daily maximum 110, Lowest daily maximum 123, Highest daily minimum 381, Lowest daily minimum 92, Heaviest daily rainfall 262, Deepest snow cover 1.

Records on 20 May 2025 by type
Record type	Records
Highest daily maximum	110
Lowest daily maximum	123
Highest daily minimum	381
Lowest daily minimum	92
Heaviest daily rainfall	262
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 20 May 2025 by timescale: all-time 3, monthly 79, daily 887.

How Much Records Were Beaten By

812 broken records

Margins by which the 812 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 91.8. Ties are not counted.

Top 20 by Significance

20 May 2025

Top 20 records on 20 May 2025 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 May 2025	Kem-Port, RU	daily rain	32.1 mm (1.3 in)	20.4 mm (0.8 in)	94 years	78 of 100 (Major)
20 May 2025	Rock Is L&D 15, US	daily rain	75.7 mm (3.0 in)	51.8 mm (2.0 in)	155 years	78 of 100 (Major)
20 May 2025	Bulahdelah Post Office, AU	daily rain	136.0 mm (5.4 in)	91.8 mm (3.6 in)	82 years	74 of 100 (Major)
20 May 2025	Crescent Head, AU	daily rain	84.2 mm (3.3 in)	65.7 mm (2.6 in)	120 years	73 of 100 (Major)
20 May 2025	Stroud Post Office, AU	monthly rain	166.0 mm (6.5 in)	30.6 mm (1.2 in)	135 years	72 of 100 (Major)
20 May 2025	Chichester Dam, AU	monthly rain	203.0 mm (8.0 in)	77.0 mm (3.0 in)	48 years	72 of 100 (Major)
20 May 2025	Gloucester (Upper Bowman), AU	monthly rain	169.0 mm (6.7 in)	71.6 mm (2.8 in)	45 years	69 of 100 (Major)
20 May 2025	Trenton, US	daily rain	104.1 mm (4.1 in)	70.8 mm (2.8 in)	64 years	69 of 100 (Major)
20 May 2025	Upper Allyn Township, AU	monthly rain	206.0 mm (8.1 in)	66.0 mm (2.6 in)	48 years	67 of 100 (Major)
20 May 2025	Monmouth, US	daily rain	48.3 mm (1.9 in)	27.2 mm (1.1 in)	126 years	65 of 100 (Major)
20 May 2025	Boone, US	daily rain	73.4 mm (2.9 in)	38.9 mm (1.5 in)	80 years	64 of 100 (Major)
20 May 2025	Nevada Wtp, US	daily rain	124.7 mm (4.9 in)	74.9 mm (2.9 in)	48 years	64 of 100 (Major)
20 May 2025	Murrurundi (Timor), AU	daily rain	48.0 mm (1.9 in)	43.2 mm (1.7 in)	56 years	62 of 100 (Major)
20 May 2025	Wingham (Lanark Close), AU	all-time rain	278.8 mm (11.0 in)	3.2 mm (0.13 in)	130 years	61 of 100 (Major)
20 May 2025	Upper Chichester (Simmonds), AU	monthly rain	171.0 mm (6.7 in)	64.0 mm (2.5 in)	24 years	61 of 100 (Major)
20 May 2025	Storm Lake, US	daily rain	56.9 mm (2.2 in)	29.2 mm (1.1 in)	112 years	61 of 100 (Major)
20 May 2025	Kljuchi, RU	daily rain	28.0 mm (1.1 in)	18.0 mm (0.7 in)	34 years	60 of 100 (Major)
20 May 2025	Krambach (Bellevue), AU	monthly rain	168.0 mm (6.6 in)	39.4 mm (1.6 in)	43 years	59 of 100 (Notable)
20 May 2025	Krambach (Tipperary), AU	monthly rain	176.0 mm (6.9 in)	45.0 mm (1.8 in)	45 years	58 of 100 (Notable)
20 May 2025	Dungog - Main Creek (Yeranda), AU	monthly rain	164.0 mm (6.5 in)	53.8 mm (2.1 in)	24 years	58 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

1802 to 2025

Records set or tied on this calendar date in each year from 1802 to 2025. 2025 had 969 records.

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

Records on 05-20 in each year
Year	Records
1802	1
1803	1
1804	1
1815	1
1825	1
1837	1
1844	1
1845	3
1847	1
1854	1
1858	3
1861	1
1862	1
1865	1
1867	1
1868	2
1870	3
1871	2
1876	2
1877	3
1879	1
1880	2
1884	2
1885	1
1887	2
1889	3
1890	3
1891	5
1892	3
1893	1
1894	6
1895	3
1896	3
1897	3
1898	4
1899	4
1900	1
1901	5
1902	11
1903	19
1904	4
1905	4
1906	22
1907	35
1908	23
1909	10
1910	20
1911	82
1912	20
1913	10
1914	16
1915	42
1916	29
1917	46
1918	92
1919	56
1920	44
1921	234
1922	40
1923	125
1924	189
1925	251
1926	128
1927	118
1928	138
1929	323
1930	129
1931	451
1932	689
1933	449
1934	582
1935	259
1936	207
1937	270
1938	331
1939	266
1940	337
1941	378
1942	337
1943	802
1944	315
1945	498
1946	339
1947	358
1948	514
1949	586
1950	327
1951	288
1952	615
1953	518
1954	822
1955	421
1956	565
1957	728
1958	378
1959	785
1960	612
1961	333
1962	773
1963	732
1964	517
1965	200
1966	416
1967	587
1968	743
1969	885
1970	310
1971	653
1972	612
1973	419
1974	893
1975	1,332
1976	837
1977	553
1978	534
1979	683
1980	751
1981	1,540
1982	554
1983	1,307
1984	867
1985	426
1986	790
1987	1,036
1988	805
1989	764
1990	722
1991	925
1992	1,200
1993	1,208
1994	778
1995	734
1996	1,749
1997	1,106
1998	1,124
1999	673
2000	991
2001	847
2002	2,299
2003	1,201
2004	746
2005	929
2006	1,006
2007	565
2008	999
2009	1,529
2010	1,011
2011	1,117
2012	604
2013	919
2014	629
2015	1,001
2016	692
2017	1,214
2018	460
2019	1,483
2020	784
2021	904
2022	1,643
2023	1,106
2024	478
2025	969
2026	696

Download the Data

Data for records on 2025-05-20: 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).

Histogram of margins by which records were beaten on 20 May 2025
Margin	Records
0 to 20	749
20 to 40	41
40 to 60	11
60 to 80	9
80 to 100	2