Weather Records on 20 May 2026

696 weather records were set or tied worldwide on 20 May 2026. Highest significance: Junction Kimble Co AP, US.

Key Facts for 20 May 2026

On 20 May 2026, 696 weather records were set or tied at long-record stations worldwide.
512 were record highs and 93 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 70 monthly and 624 daily.
Junction Kimble Co AP set a daily record precipitation of 85.1 mm (3.4 in) on 20 May 2026.
Across 162 earlier years (1802 to 2025) the same calendar date averaged 454 records.

Record Map

696 stations

696 station records on 20 May 2026 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 May 2026: highest significance records shown on the map
Station	Country	Type	Value	Significance
Junction Kimble Co AP	United States	Record daily precipitation	85.1 mm (3.4 in)	64 of 100 (Major)
Bay City Wtr Wks	United States	Record daily precipitation	86.4 mm (3.4 in)	63 of 100 (Major)
Little Nerang Dam	Australia	Record daily precipitation	142.2 mm (5.6 in)	55 of 100 (Notable)
Dover	United States	Record high minimum temperature	23.9 C (75.0 F)	52 of 100 (Notable)
Jackman	United States	Record high minimum temperature	17.8 C (64.0 F)	52 of 100 (Notable)
Bolivar Wtr Wks	United States	Record daily precipitation	57.2 mm (2.3 in)	52 of 100 (Notable)
Paris	United States	Record daily precipitation	59.7 mm (2.4 in)	51 of 100 (Notable)
Storrs	United States	Record high minimum temperature	22.2 C (72.0 F)	50 of 100 (Notable)
Lostock Dam	Australia	Record daily precipitation	38.6 mm (1.5 in)	49 of 100 (Notable)
Charlotteburg Rsvr	United States	Record high minimum temperature	20.6 C (69.1 F)	47 of 100 (Notable)
Centerburg 2 SE	United States	Record daily precipitation	57.2 mm (2.3 in)	47 of 100 (Notable)
Mayfield 2 S	United States	Record daily precipitation	40.1 mm (1.6 in)	44 of 100 (Notable)
Blue Hill Coop	United States	Record high minimum temperature	18.3 C (64.9 F)	44 of 100 (Notable)
Nashua 2 NNW	United States	Record high maximum temperature	35.6 C (96.1 F)	44 of 100 (Notable)
Sedan	United States	Record low maximum temperature	13.3 C (55.9 F)	43 of 100 (Notable)
Ashland	United States	Record high minimum temperature	19.4 C (66.9 F)	43 of 100 (Notable)
Amherst	United States	Record high maximum temperature	35.0 C (95.0 F)	43 of 100 (Notable)
Liberty 1 NE	United States	Record high minimum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Mohonk Lake	United States	Record high minimum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Santa Rosa	United States	Record high minimum temperature	15.0 C (59.0 F)	42 of 100 (Notable)
Amherst	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Nashua 2 NNW	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Pinkham Notch	United States	Record high minimum temperature	15.0 C (59.0 F)	42 of 100 (Notable)
Boonton 1 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Hightstown 2 W	United States	Record high maximum temperature	35.0 C (95.0 F)	42 of 100 (Notable)
Lowville	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Elk City 4 W	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Eureka 1E	United States	Record low maximum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
Aberdeen	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Auburn	United States	Record high minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Delhi 2 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Lebanon	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Burnet	United States	Record daily precipitation	78.2 mm (3.1 in)	41 of 100 (Notable)
Dale Enterprise	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Sumoto	Japan	Record high minimum temperature	22.9 C (73.2 F)	40 of 100 (Notable)
Ciudad Constitucion	Mexico	Record high minimum temperature	23.5 C (74.3 F)	40 of 100 (Notable)
Moosehead	United States	Record high minimum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Red Lake Falls	United States	Record low maximum temperature	8.3 C (46.9 F)	40 of 100 (Notable)
Lake Placid 2 S	United States	Record high minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Charlottesville 2W	United States	Record high maximum temperature	36.7 C (98.1 F)	40 of 100 (Notable)
Freehold-Marlboro	United States	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Wakayama	Japan	Record high minimum temperature	24.2 C (75.6 F)	38 of 100 (Notable)
Tsuyama	Japan	Record high minimum temperature	21.2 C (70.2 F)	37 of 100 (Notable)
Tokushima	Japan	Record high minimum temperature	22.6 C (72.7 F)	37 of 100 (Notable)
Long Branch-Oakhurst	United States	Record high minimum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Shrub Oak	United States	Record high maximum temperature	35.0 C (95.0 F)	37 of 100 (Notable)
Pleasant Hill	United States	Record daily precipitation	29.7 mm (1.2 in)	37 of 100 (Notable)
Tipp City	United States	Record daily precipitation	41.9 mm (1.6 in)	37 of 100 (Notable)
El Campo	United States	Record daily precipitation	105.7 mm (4.2 in)	37 of 100 (Notable)
Sonora	United States	Record daily precipitation	38.1 mm (1.5 in)	37 of 100 (Notable)
Parkersburg	United States	Record high maximum temperature	33.3 C (91.9 F)	37 of 100 (Notable)
Choshi	Japan	Record high maximum temperature	25.8 C (78.4 F)	36 of 100 (Notable)
Sasebo Reg Met HQ	Japan	Record high minimum temperature	23.1 C (73.6 F)	36 of 100 (Notable)
Jagdalpur	India	Record high minimum temperature	29.9 C (85.8 F)	35 of 100 (Notable)
Chichibu	Japan	Record high minimum temperature	19.1 C (66.4 F)	35 of 100 (Notable)
Garnett 1 E	United States	Record low maximum temperature	12.2 C (54.0 F)	35 of 100 (Notable)
Mammoth Cave	United States	Record high maximum temperature	33.9 C (93.0 F)	35 of 100 (Notable)
Greer	United States	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Sasebo Reg Met HQ	Japan	Record high maximum temperature	30.9 C (87.6 F)	34 of 100 (Routine)
Durango Dgo.	Mexico	Record high minimum temperature	23.4 C (74.1 F)	34 of 100 (Routine)

Counts by Type and Timescale

696 records

Records set or tied on 20 May 2026 by type: Highest daily maximum 184, Lowest daily maximum 55, Highest daily minimum 328, Lowest daily minimum 38, Heaviest daily rainfall 88, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 20 May 2026 by type
Record type	Records
Highest daily maximum	184
Lowest daily maximum	55
Highest daily minimum	328
Lowest daily minimum	38
Heaviest daily rainfall	88
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 20 May 2026 by timescale: all-time 2, monthly 70, daily 624.

How Much Records Were Beaten By

538 broken records

Margins by which the 538 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

20 May 2026

Top 20 records on 20 May 2026 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 May 2026	Junction Kimble Co AP, US	daily rain	85.1 mm (3.4 in)	56.7 mm (2.2 in)	59 years	64 of 100 (Major)
20 May 2026	Bay City Wtr Wks, US	daily rain	86.4 mm (3.4 in)	56.7 mm (2.2 in)	115 years	63 of 100 (Major)
20 May 2026	Little Nerang Dam, AU	daily rain	142.2 mm (5.6 in)	114.4 mm (4.5 in)	16 years	55 of 100 (Notable)
20 May 2026	Dover, US	monthly high min	23.9 C (75.0 F)	1.1 C (2.0 F)	130 years	52 of 100 (Notable)
20 May 2026	Jackman, US	daily high min	17.8 C (64.0 F)	5.6 C (10.1 F)	128 years	52 of 100 (Notable)
20 May 2026	Bolivar Wtr Wks, US	daily rain	57.2 mm (2.3 in)	20.6 mm (0.8 in)	116 years	52 of 100 (Notable)
20 May 2026	Paris, US	daily rain	59.7 mm (2.4 in)	20.1 mm (0.8 in)	115 years	51 of 100 (Notable)
20 May 2026	Storrs, US	monthly high min	22.2 C (72.0 F)	0.5 C (0.9 F)	96 years	50 of 100 (Notable)
20 May 2026	Lostock Dam, AU	daily rain	38.6 mm (1.5 in)	34.0 mm (1.3 in)	40 years	49 of 100 (Notable)
20 May 2026	Charlotteburg Rsvr, US	daily high min	20.6 C (69.1 F)	3.4 C (6.1 F)	127 years	47 of 100 (Notable)
20 May 2026	Centerburg 2 SE, US	daily rain	57.2 mm (2.3 in)	22.1 mm (0.9 in)	68 years	47 of 100 (Notable)
20 May 2026	Mayfield 2 S, US	daily rain	40.1 mm (1.6 in)	5.8 mm (0.23 in)	101 years	44 of 100 (Notable)
20 May 2026	Blue Hill Coop, US	daily high min	18.3 C (64.9 F)	1.6 C (2.9 F)	123 years	44 of 100 (Notable)
20 May 2026	Nashua 2 NNW, US	daily high max	35.6 C (96.1 F)	2.3 C (4.1 F)	123 years	44 of 100 (Notable)
20 May 2026	Sedan, US	daily low max	13.3 C (55.9 F)	1.7 C (3.1 F)	111 years	43 of 100 (Notable)
20 May 2026	Ashland, US	daily high min	19.4 C (66.9 F)	1.6 C (2.9 F)	127 years	43 of 100 (Notable)
20 May 2026	Amherst, US	daily high max	35.0 C (95.0 F)	1.7 C (3.1 F)	123 years	43 of 100 (Notable)
20 May 2026	Liberty 1 NE, US	daily high min	18.9 C (66.0 F)	1.7 C (3.1 F)	123 years	43 of 100 (Notable)
20 May 2026	Mohonk Lake, US	daily high min	21.7 C (71.1 F)	1.7 C (3.1 F)	123 years	43 of 100 (Notable)
20 May 2026	Santa Rosa, US	daily high min	15.0 C (59.0 F)	0.6 C (1.1 F)	105 years	42 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 2026

Records set or tied on this calendar date in each year from 1802 to 2026. 2026 had 696 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 2026-05-20: 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Margin	Records
0 to 25	525
25 to 50	7
50 to 75	3
75 to 100	0
100 to 125	1
125 to 150	1
150 to 175	0
175 to 200	1