Weather Records on 14 May 1970

553 weather records were set or tied worldwide on 14 May 1970. Highest significance: Mercedes, UY.

Key Facts for 14 May 1970

On 14 May 1970, 553 weather records were set or tied at long-record stations worldwide.
132 were record highs and 121 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 11 monthly and 542 daily.
Mercedes set a monthly record daily precipitation of 158.0 mm (6.2 in) on 14 May 1970.
Across 165 earlier years (1813 to 2026) the same calendar date averaged 415 records.

Record Map

553 stations

553 station records on 14 May 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 May 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mercedes	Uruguay	Record daily precipitation	158.0 mm (6.2 in)	63 of 100 (Major)
Minonk	United States	Record daily precipitation	77.0 mm (3.0 in)	59 of 100 (Notable)
Gillette 3SE	United States	Record daily snowfall	17.8 cm (7.0 in)	59 of 100 (Notable)
Bella Coola	Canada	Record daily precipitation	40.1 mm (1.6 in)	55 of 100 (Notable)
Setlagodi (Pol)	South Africa	Record daily precipitation	31.5 mm (1.2 in)	55 of 100 (Notable)
Sedalia Wtp	United States	Record daily precipitation	40.9 mm (1.6 in)	55 of 100 (Notable)
Modderrivier (Pol)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	53 of 100 (Notable)
Valparaiso Wtr Wks	United States	Record daily precipitation	69.3 mm (2.7 in)	52 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	96.0 mm (3.8 in)	50 of 100 (Notable)
Ocean Falls	Canada	Record daily precipitation	88.9 mm (3.5 in)	49 of 100 (Notable)
Moberly	United States	Record daily precipitation	53.8 mm (2.1 in)	49 of 100 (Notable)
Sundance	United States	Record daily snowfall	25.4 cm (10.0 in)	49 of 100 (Notable)
Waseca S Rsch & Outreach Ctr	United States	Record daily precipitation	47.0 mm (1.9 in)	48 of 100 (Notable)
Oktjabrskaja	Russia	Record daily precipitation	31.3 mm (1.2 in)	47 of 100 (Notable)
Jacobsdal (Pol)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Campbell (Mun)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Vaalpan	South Africa	Record daily precipitation	58.5 mm (2.3 in)	45 of 100 (Notable)
Cherrapunji	India	Record daily precipitation	545.0 mm (21.5 in)	44 of 100 (Notable)
Brocken	Germany	Record snow depth	150.0 cm (59.1 in)	43 of 100 (Notable)
Rietfontein (Skl)	South Africa	Record daily precipitation	53.5 mm (2.1 in)	43 of 100 (Notable)
Memphis	United States	Record daily precipitation	78.7 mm (3.1 in)	43 of 100 (Notable)
Sundance	United States	Record daily precipitation	33.3 mm (1.3 in)	43 of 100 (Notable)
Davenport L&D 15	United States	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Walnut Creek 2 ESE	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Fairmont	United States	Record daily precipitation	78.7 mm (3.1 in)	41 of 100 (Notable)
La Estanzuela (Eele)	Uruguay	Record daily precipitation	102.0 mm (4.0 in)	41 of 100 (Notable)
Kroonplaats	South Africa	Record daily precipitation	28.5 mm (1.1 in)	40 of 100 (Notable)
Monmouth	United States	Record daily precipitation	61.2 mm (2.4 in)	40 of 100 (Notable)
Estevan Point	Canada	Record daily precipitation	61.7 mm (2.4 in)	39 of 100 (Notable)
Cheyenne Wells 2NE	United States	Record daily snowfall	5.1 cm (2.0 in)	39 of 100 (Notable)
Tiskilwa 2 SE	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Jefferson	United States	Record daily precipitation	67.1 mm (2.6 in)	38 of 100 (Notable)
Ottawa 4SW	United States	Record daily precipitation	48.0 mm (1.9 in)	37 of 100 (Notable)
Woodstock	United States	Record daily precipitation	49.8 mm (2.0 in)	37 of 100 (Notable)
Colony	United States	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Bella Bella	Canada	Record daily precipitation	61.2 mm (2.4 in)	36 of 100 (Notable)
Morgantown Muni AP	United States	Record high minimum temperature	17.8 C (64.0 F)	36 of 100 (Notable)
Mandurama (Gallymont (Homeleig	Australia	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Germiston-Fj Payne Park	South Africa	Record daily precipitation	25.3 mm (1.0 in)	35 of 100 (Notable)
Frankfort Downtown	United States	Record daily precipitation	52.6 mm (2.1 in)	35 of 100 (Notable)
Monroe City	United States	Record daily precipitation	49.3 mm (1.9 in)	35 of 100 (Notable)
Versailles	United States	Record daily precipitation	76.2 mm (3.0 in)	35 of 100 (Notable)
Boetsap (Pol)	South Africa	Record daily precipitation	29.5 mm (1.2 in)	34 of 100 (Routine)
Macomb	United States	Record daily precipitation	37.3 mm (1.5 in)	34 of 100 (Routine)
Audubon	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Courtenay 1 NW	United States	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
Papkuil	South Africa	Record daily precipitation	41.4 mm (1.6 in)	33 of 100 (Routine)
Taung	South Africa	Record daily precipitation	29.0 mm (1.1 in)	33 of 100 (Routine)
Keokuk L&D 19	United States	Record daily precipitation	49.8 mm (2.0 in)	33 of 100 (Routine)
Upton	United States	Record daily precipitation	30.5 mm (1.2 in)	33 of 100 (Routine)
Crider Rch	United States	Record daily precipitation	35.1 mm (1.4 in)	32 of 100 (Routine)
Watseka Public Works	United States	Record daily precipitation	37.3 mm (1.5 in)	31 of 100 (Routine)
Atlantic 1 NE	United States	Record daily precipitation	64.5 mm (2.5 in)	31 of 100 (Routine)
Winnebago	United States	Record daily precipitation	62.2 mm (2.4 in)	31 of 100 (Routine)
Sloan 3 S	United States	Record high maximum temperature	34.4 C (93.9 F)	31 of 100 (Routine)
Eureka	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Plooysburg S.A.P.	South Africa	Record daily precipitation	39.5 mm (1.6 in)	30 of 100 (Routine)
Santa Paula	United States	Record high maximum temperature	36.7 C (98.1 F)	30 of 100 (Routine)
Blackfoot Dam	United States	Record low minimum temperature	-11.1 C (12.0 F)	30 of 100 (Routine)
Salem	United States	Record daily precipitation	76.2 mm (3.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

553 records

Records set or tied on 14 May 1970 by type: Highest daily maximum 43, Lowest daily maximum 60, Highest daily minimum 89, Lowest daily minimum 61, Heaviest daily rainfall 283, Heaviest daily snowfall 13, Deepest snow cover 4.

Records on 14 May 1970 by type
Record type	Records
Highest daily maximum	43
Lowest daily maximum	60
Highest daily minimum	89
Lowest daily minimum	61
Heaviest daily rainfall	283
Heaviest daily snowfall	13
Deepest snow cover	4

Records on 14 May 1970 by timescale: all-time 0, monthly 11, daily 542.

How Much Records Were Beaten By

459 broken records

Margins by which the 459 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1050.0. Ties are not counted.

Top 20 by Significance

14 May 1970

Top 20 records on 14 May 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 May 1970	Mercedes, UY	monthly rain	158.0 mm (6.2 in)	55.0 mm (2.2 in)	33 years	63 of 100 (Major)
14 May 1970	Minonk, US	daily rain	77.0 mm (3.0 in)	47.8 mm (1.9 in)	40 years	59 of 100 (Notable)
14 May 1970	Gillette 3SE, US	daily snowfall	17.8 cm (7.0 in)	17.8 cm (7.0 in)	60 years	59 of 100 (Notable)
14 May 1970	Bella Coola, CA	daily rain	40.1 mm (1.6 in)	26.4 mm (1.0 in)	55 years	55 of 100 (Notable)
14 May 1970	Setlagodi (Pol), ZA	daily rain	31.5 mm (1.2 in)	27.7 mm (1.1 in)	57 years	55 of 100 (Notable)
14 May 1970	Sedalia Wtp, US	daily rain	40.9 mm (1.6 in)	34.5 mm (1.4 in)	76 years	55 of 100 (Notable)
14 May 1970	Modderrivier (Pol), ZA	daily rain	40.0 mm (1.6 in)	28.1 mm (1.1 in)	49 years	53 of 100 (Notable)
14 May 1970	Valparaiso Wtr Wks, US	daily rain	69.3 mm (2.7 in)	31.2 mm (1.2 in)	53 years	52 of 100 (Notable)
14 May 1970	Taylorsville 2SW, US	daily rain	96.0 mm (3.8 in)	51.0 mm (2.0 in)	15 years	50 of 100 (Notable)
14 May 1970	Ocean Falls, CA	daily rain	88.9 mm (3.5 in)	54.1 mm (2.1 in)	28 years	49 of 100 (Notable)
14 May 1970	Moberly, US	daily rain	53.8 mm (2.1 in)	50.0 mm (2.0 in)	20 years	49 of 100 (Notable)
14 May 1970	Sundance, US	daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	53 years	49 of 100 (Notable)
14 May 1970	Waseca S Rsch & Outreach Ctr, US	daily rain	47.0 mm (1.9 in)	27.2 mm (1.1 in)	53 years	48 of 100 (Notable)
14 May 1970	Oktjabrskaja, RU	daily rain	31.3 mm (1.2 in)	21.3 mm (0.8 in)	8 years	47 of 100 (Notable)
14 May 1970	Jacobsdal (Pol), ZA	daily rain	31.0 mm (1.2 in)	10.7 mm (0.4 in)	84 years	47 of 100 (Notable)
14 May 1970	Campbell (Mun), ZA	daily rain	34.0 mm (1.3 in)	18.8 mm (0.7 in)	63 years	47 of 100 (Notable)
14 May 1970	Vaalpan, ZA	daily rain	58.5 mm (2.3 in)	53.5 mm (2.1 in)	9 years	45 of 100 (Notable)
14 May 1970	Cherrapunji, IN	daily rain	545.0 mm (21.5 in)	254.9 mm (10.0 in)	27 years	44 of 100 (Notable)
14 May 1970	Brocken, DE	daily snow depth	150.0 cm (59.1 in)	105.0 cm (41.3 in)	4 years	43 of 100 (Notable)
14 May 1970	Rietfontein (Skl), ZA	daily rain	53.5 mm (2.1 in)	39.0 mm (1.5 in)	32 years	43 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

1813 to 1970

Records set or tied on this calendar date in each year from 1813 to 1970. 1970 had 553 records.

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

Records on 05-14 in each year
Year	Records
1813	1
1814	1
1815	1
1816	1
1820	1
1833	1
1837	1
1844	1
1846	1
1848	2
1849	1
1854	1
1855	2
1861	1
1862	1
1864	1
1866	1
1870	1
1873	1
1874	1
1875	2
1876	1
1878	2
1879	4
1881	1
1882	1
1883	3
1884	1
1885	4
1886	1
1890	3
1891	1
1892	1
1893	1
1895	3
1896	4
1897	6
1898	3
1899	2
1900	13
1901	4
1902	7
1903	7
1904	11
1905	4
1906	15
1907	17
1908	39
1909	44
1910	22
1911	15
1912	19
1913	125
1914	24
1915	196
1916	50
1917	79
1918	42
1919	29
1920	52
1921	61
1922	67
1923	94
1924	117
1925	59
1926	73
1927	173
1928	189
1929	176
1930	166
1931	733
1932	367
1933	653
1934	175
1935	255
1936	342
1937	432
1938	310
1939	323
1940	324
1941	569
1942	398
1943	543
1944	368
1945	665
1946	308
1947	282
1948	326
1949	302
1950	170
1951	444
1952	302
1953	730
1954	416
1955	600
1956	683
1957	580
1958	534
1959	501
1960	617
1961	627
1962	948
1963	422
1964	468
1965	313
1966	348
1967	715
1968	1,052
1969	638
1970	553
1971	562
1972	546
1973	802
1974	915
1975	386
1976	593
1977	1,109
1978	926
1979	481
1980	496
1981	494
1982	668
1983	1,176
1984	1,084
1985	915
1986	776
1987	1,145
1988	540
1989	521
1990	594
1991	1,181
1992	740
1993	989
1994	830
1995	2,263
1996	1,869
1997	887
1998	1,375
1999	817
2000	872
2001	1,197
2002	963
2003	959
2004	1,501
2005	748
2006	707
2007	957
2008	778
2009	693
2010	1,092
2011	888
2012	819
2013	1,218
2014	1,038
2015	559
2016	635
2017	393
2018	1,113
2019	483
2020	514
2021	404
2022	924
2023	591
2024	558
2025	785
2026	525

Download the Data

Data for records on 1970-05-14: 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	456
200 to 400	2
400 to 600	0
600 to 800	0
800 to 1000	0
1000 to 1200	1