Weather Records on 15 May 1965

320 weather records were set or tied worldwide on 15 May 1965. Highest significance: Sheldon, US.

Key Facts for 15 May 1965

On 15 May 1965, 320 weather records were set or tied at long-record stations worldwide.
72 were record highs and 67 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 311 daily.
Sheldon set a daily record precipitation of 60.5 mm (2.4 in) on 15 May 1965.
Across 162 earlier years (1820 to 2026) the same calendar date averaged 431 records.

Record Map

320 stations

320 station records on 15 May 1965 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 May 1965: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sheldon	United States	Record daily precipitation	60.5 mm (2.4 in)	65 of 100 (Major)
Sibley	United States	Record daily precipitation	82.3 mm (3.2 in)	64 of 100 (Major)
Koolau Dam 833	United States	Record daily precipitation	149.9 mm (5.9 in)	57 of 100 (Notable)
Canton	United States	Record daily precipitation	55.1 mm (2.2 in)	51 of 100 (Notable)
River Jordan	Canada	Record daily precipitation	42.2 mm (1.7 in)	50 of 100 (Notable)
Wakefield 3NW	United States	Record daily precipitation	51.1 mm (2.0 in)	50 of 100 (Notable)
Palestine 2 NE	United States	Record daily precipitation	96.3 mm (3.8 in)	50 of 100 (Notable)
Spring Grove	United States	Record daily precipitation	56.6 mm (2.2 in)	49 of 100 (Notable)
Sooke Lake	Canada	Record daily precipitation	44.7 mm (1.8 in)	48 of 100 (Notable)
Akron	United States	Record daily precipitation	50.3 mm (2.0 in)	47 of 100 (Notable)
Shawnigan Lake	Canada	Record daily precipitation	28.2 mm (1.1 in)	41 of 100 (Notable)
Pipestone	United States	Record daily precipitation	34.5 mm (1.4 in)	40 of 100 (Notable)
Harrison	United States	Record daily precipitation	98.0 mm (3.9 in)	39 of 100 (Notable)
Waialua 847	United States	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Vermillion 2 SE	United States	Record daily precipitation	42.7 mm (1.7 in)	38 of 100 (Notable)
Kula Sanatorium 267	United States	Record high minimum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Big Falls	United States	Record daily precipitation	41.9 mm (1.6 in)	37 of 100 (Notable)
Clallam Bay 1 NNE	United States	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Le Mars	United States	Record daily precipitation	25.9 mm (1.0 in)	36 of 100 (Notable)
Paramakudi	India	Record daily precipitation	82.1 mm (3.2 in)	35 of 100 (Notable)
Harrisburg 12WNW	United States	Record daily precipitation	37.1 mm (1.5 in)	35 of 100 (Notable)
Agassiz Cda	Canada	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Stave Falls	Canada	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	-2.2 C (28.0 F)	34 of 100 (Routine)
Usina Chibarro (Cpfl)	Brazil	Record daily precipitation	45.7 mm (1.8 in)	33 of 100 (Routine)
Garibaldi	Canada	Record daily precipitation	46.2 mm (1.8 in)	33 of 100 (Routine)
Wadena 3 S	United States	Record daily precipitation	50.3 mm (2.0 in)	33 of 100 (Routine)
Quinault Rs	United States	Record daily precipitation	69.9 mm (2.8 in)	33 of 100 (Routine)
Prentice #2	United States	Record daily precipitation	39.9 mm (1.6 in)	33 of 100 (Routine)
Ewa Plantation 741	United States	Record low maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Willmar Wwtp	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Ft Robinson	United States	Record daily precipitation	55.6 mm (2.2 in)	31 of 100 (Routine)
Bowdle	United States	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Hico	United States	Record daily precipitation	70.4 mm (2.8 in)	30 of 100 (Routine)
Iguape	Brazil	Record daily precipitation	39.8 mm (1.6 in)	29 of 100 (Routine)
Cumberland	Canada	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Masset Airport	Canada	Record daily precipitation	26.9 mm (1.1 in)	29 of 100 (Routine)
Telkwa	Canada	Record daily snowfall	6.6 cm (2.6 in)	29 of 100 (Routine)
Grand Rapids Forestry Lab	United States	Record daily precipitation	33.8 mm (1.3 in)	29 of 100 (Routine)
Ganca	Azerbaijan	Record high minimum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Oxley Island (Lyndhurst)	Australia	Record daily precipitation	57.2 mm (2.3 in)	28 of 100 (Routine)
Tunnel Camp	Canada	Record daily precipitation	48.5 mm (1.9 in)	28 of 100 (Routine)
New Westminster	Canada	Record low maximum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Fosston 1 E	United States	Record daily precipitation	31.0 mm (1.2 in)	28 of 100 (Routine)
Primghar	United States	Record daily precipitation	33.5 mm (1.3 in)	27 of 100 (Routine)
Sac City	United States	Record daily precipitation	48.8 mm (1.9 in)	27 of 100 (Routine)
Corsicana	United States	Record daily precipitation	33.0 mm (1.3 in)	27 of 100 (Routine)
Barrow AP	United States	Record low minimum temperature	-24.4 C (-11.9 F)	27 of 100 (Routine)
Saanich Dom Astro Obs	Canada	Record low maximum temperature	9.4 C (48.9 F)	26 of 100 (Routine)
Mayo A	Canada	Record daily snowfall	5.6 cm (2.2 in)	26 of 100 (Routine)
Manistique Wwtp	United States	Record daily precipitation	45.2 mm (1.8 in)	26 of 100 (Routine)
Sisseton	United States	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Danevang 1 W	United States	Record high minimum temperature	24.4 C (75.9 F)	26 of 100 (Routine)
Mana 1026	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Astana	Kazakhstan	Record high minimum temperature	14.7 C (58.5 F)	25 of 100 (Routine)
Sioux Ctr 2 SE	United States	Record daily precipitation	25.7 mm (1.0 in)	25 of 100 (Routine)
Ashton	United States	Record daily precipitation	40.6 mm (1.6 in)	25 of 100 (Routine)
Roscoe	United States	Record daily precipitation	38.1 mm (1.5 in)	25 of 100 (Routine)
Puyallup 2 W Exp STN	United States	Record high minimum temperature	14.4 C (57.9 F)	25 of 100 (Routine)
Ewa Plantation 741	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

320 records

Records set or tied on 15 May 1965 by type: Highest daily maximum 21, Lowest daily maximum 40, Highest daily minimum 51, Lowest daily minimum 27, Heaviest daily rainfall 172, Heaviest daily snowfall 7, Deepest snow cover 2.

Records on 15 May 1965 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	40
Highest daily minimum	51
Lowest daily minimum	27
Heaviest daily rainfall	172
Heaviest daily snowfall	7
Deepest snow cover	2

Records on 15 May 1965 by timescale: all-time 0, monthly 9, daily 311.

How Much Records Were Beaten By

268 broken records

Margins by which the 268 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1550.0. Ties are not counted.

Top 20 by Significance

15 May 1965

Top 20 records on 15 May 1965 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 May 1965	Sheldon, US	daily rain	60.5 mm (2.4 in)	47.8 mm (1.9 in)	65 years	65 of 100 (Major)
15 May 1965	Sibley, US	daily rain	82.3 mm (3.2 in)	63.2 mm (2.5 in)	56 years	64 of 100 (Major)
15 May 1965	Koolau Dam 833, US	monthly rain	149.9 mm (5.9 in)	36.1 mm (1.4 in)	37 years	57 of 100 (Notable)
15 May 1965	Canton, US	daily rain	55.1 mm (2.2 in)	37.3 mm (1.5 in)	40 years	51 of 100 (Notable)
15 May 1965	River Jordan, CA	daily rain	42.2 mm (1.7 in)	23.7 mm (0.9 in)	24 years	50 of 100 (Notable)
15 May 1965	Wakefield 3NW, US	daily rain	51.1 mm (2.0 in)	30.8 mm (1.2 in)	56 years	50 of 100 (Notable)
15 May 1965	Palestine 2 NE, US	daily rain	96.3 mm (3.8 in)	68.9 mm (2.7 in)	32 years	50 of 100 (Notable)
15 May 1965	Spring Grove, US	daily rain	56.6 mm (2.2 in)	38.1 mm (1.5 in)	22 years	49 of 100 (Notable)
15 May 1965	Sooke Lake, CA	daily rain	44.7 mm (1.8 in)	22.6 mm (0.9 in)	24 years	48 of 100 (Notable)
15 May 1965	Akron, US	daily rain	50.3 mm (2.0 in)	35.8 mm (1.4 in)	32 years	47 of 100 (Notable)
15 May 1965	Shawnigan Lake, CA	daily rain	28.2 mm (1.1 in)	16.0 mm (0.6 in)	20 years	41 of 100 (Notable)
15 May 1965	Pipestone, US	daily rain	34.5 mm (1.4 in)	15.4 mm (0.6 in)	59 years	40 of 100 (Notable)
15 May 1965	Harrison, US	monthly rain	98.0 mm (3.9 in)	18.0 mm (0.7 in)	23 years	39 of 100 (Notable)
15 May 1965	Waialua 847, US	daily rain	26.9 mm (1.1 in)	18.0 mm (0.7 in)	48 years	39 of 100 (Notable)
15 May 1965	Vermillion 2 SE, US	daily rain	42.7 mm (1.7 in)	29.5 mm (1.2 in)	14 years	38 of 100 (Notable)
15 May 1965	Kula Sanatorium 267, US	daily high min	17.8 C (64.0 F)	2.8 C (5.0 F)	38 years	38 of 100 (Notable)
15 May 1965	Big Falls, US	daily rain	41.9 mm (1.6 in)	24.1 mm (0.9 in)	16 years	37 of 100 (Notable)
15 May 1965	Clallam Bay 1 NNE, US	daily rain	40.6 mm (1.6 in)	23.1 mm (0.9 in)	20 years	37 of 100 (Notable)
15 May 1965	Le Mars, US	daily rain	25.9 mm (1.0 in)	12.2 mm (0.5 in)	65 years	36 of 100 (Notable)
15 May 1965	Paramakudi, IN	monthly rain	82.1 mm (3.2 in)	3.4 mm (0.13 in)	59 years	35 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

1820 to 1965

Records set or tied on this calendar date in each year from 1820 to 1965. 1965 had 320 records.

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

Records on 05-15 in each year
Year	Records
1820	1
1825	1
1831	1
1832	1
1837	2
1845	1
1847	2
1848	1
1855	2
1857	2
1859	1
1862	1
1863	1
1865	1
1866	2
1867	1
1868	2
1870	1
1871	3
1874	2
1876	4
1878	1
1879	2
1881	1
1883	1
1885	1
1886	2
1888	3
1891	3
1893	5
1894	2
1895	4
1896	2
1897	4
1898	3
1899	9
1900	9
1901	2
1902	9
1903	4
1904	13
1905	16
1906	10
1907	27
1908	25
1909	89
1910	27
1911	27
1912	26
1913	60
1914	16
1915	236
1916	27
1917	80
1918	133
1919	25
1920	58
1921	92
1922	30
1923	125
1924	174
1925	100
1926	161
1927	191
1928	144
1929	161
1930	136
1931	459
1932	368
1933	439
1934	227
1935	288
1936	372
1937	373
1938	393
1939	351
1940	179
1941	454
1942	701
1943	568
1944	630
1945	588
1946	238
1947	334
1948	264
1949	363
1950	260
1951	736
1952	476
1953	426
1954	355
1955	538
1956	466
1957	521
1958	605
1959	764
1960	291
1961	508
1962	1,128
1963	782
1964	347
1965	320
1966	389
1967	609
1968	1,019
1969	790
1970	512
1971	351
1972	484
1973	818
1974	1,230
1975	372
1976	803
1977	1,186
1978	922
1979	404
1980	625
1981	586
1982	500
1983	1,215
1984	1,059
1985	649
1986	679
1987	1,073
1988	643
1989	552
1990	776
1991	1,179
1992	944
1993	784
1994	910
1995	1,750
1996	1,452
1997	1,175
1998	1,641
1999	810
2000	850
2001	1,280
2002	801
2003	1,023
2004	1,046
2005	767
2006	955
2007	949
2008	995
2009	675
2010	1,088
2011	1,298
2012	751
2013	1,081
2014	1,411
2015	717
2016	890
2017	435
2018	1,074
2019	627
2020	472
2021	412
2022	847
2023	566
2024	596
2025	801
2026	481

Download the Data

Data for records on 1965-05-15: 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 200	267
200 to 400	0
400 to 600	0
600 to 800	0
800 to 1000	0
1000 to 1200	0
1200 to 1400	0
1400 to 1600	1