Weather Records on 29 May 1978

707 weather records were set or tied worldwide on 29 May 1978. Highest significance: Springview 2NW, US.

Key Facts for 29 May 1978

On 29 May 1978, 707 weather records were set or tied at long-record stations worldwide.
398 were record highs and 79 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 55 monthly and 651 daily.
Springview 2NW set a monthly record daily precipitation of 81.8 mm (3.2 in) on 29 May 1978.
Across 167 earlier years (1794 to 2026) the same calendar date averaged 421 records.

Record Map

707 stations

707 station records on 29 May 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 May 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Springview 2NW	United States	Record daily precipitation	81.8 mm (3.2 in)	63 of 100 (Major)
Fort Frances	Canada	Record daily precipitation	46.2 mm (1.8 in)	53 of 100 (Notable)
Mt Pleasant 1 SW	United States	Record daily precipitation	54.6 mm (2.1 in)	53 of 100 (Notable)
Manhuacu	Brazil	Record daily precipitation	30.2 mm (1.2 in)	52 of 100 (Notable)
Qabala	Azerbaijan	Record daily precipitation	66.4 mm (2.6 in)	50 of 100 (Notable)
Matias Romero (Smn)	Mexico	Record daily precipitation	64.8 mm (2.6 in)	49 of 100 (Notable)
Ratnagiri	India	Record daily precipitation	80.0 mm (3.1 in)	48 of 100 (Notable)
Saude	Brazil	Record daily precipitation	65.8 mm (2.6 in)	45 of 100 (Notable)
Jacobina	Brazil	Record daily precipitation	40.8 mm (1.6 in)	44 of 100 (Notable)
Ostuta	Mexico	Record daily precipitation	91.9 mm (3.6 in)	44 of 100 (Notable)
Southampton	Canada	Record high minimum temperature	17.0 C (62.6 F)	43 of 100 (Notable)
U C L A	United States	Record high minimum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Meadow Grove	United States	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Comanche	United States	Record daily precipitation	54.9 mm (2.2 in)	43 of 100 (Notable)
Uitenhage	South Africa	Record daily precipitation	50.5 mm (2.0 in)	42 of 100 (Notable)
Redlands	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Jacobina	Brazil	Record daily precipitation	34.2 mm (1.3 in)	41 of 100 (Notable)
Juchitan de Zaragoza	Mexico	Record daily precipitation	122.4 mm (4.8 in)	41 of 100 (Notable)
Winona Dam 5 A	United States	Record daily precipitation	68.6 mm (2.7 in)	40 of 100 (Notable)
Indian Gap	United States	Record daily precipitation	79.2 mm (3.1 in)	40 of 100 (Notable)
Avalon Pleasure Pier	United States	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Sandy Lake Dam Libby	United States	Record daily precipitation	74.9 mm (2.9 in)	39 of 100 (Notable)
Toledo Blade	United States	Record high maximum temperature	36.7 C (98.1 F)	39 of 100 (Notable)
Mine Centre	Canada	Record daily precipitation	43.9 mm (1.7 in)	38 of 100 (Notable)
Winside	United States	Record daily precipitation	62.7 mm (2.5 in)	38 of 100 (Notable)
Dryden	Canada	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
Chicoutimi	Canada	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Sterling City	United States	Record daily precipitation	73.9 mm (2.9 in)	37 of 100 (Notable)
Luroy	Norway	Record daily precipitation	53.5 mm (2.1 in)	36 of 100 (Notable)
Sioux Ctr 2 SE	United States	Record daily precipitation	34.8 mm (1.4 in)	36 of 100 (Notable)
Pascagoula 3 NE	United States	Record high minimum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Stanton	United States	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Walgett Council Depot	Australia	Record high minimum temperature	16.3 C (61.3 F)	35 of 100 (Notable)
Abre Campo	Brazil	Record daily precipitation	28.2 mm (1.1 in)	35 of 100 (Notable)
Beatrice	Canada	Record high maximum temperature	29.5 C (85.1 F)	35 of 100 (Notable)
Pelee Island	Canada	Record high minimum temperature	19.5 C (67.1 F)	35 of 100 (Notable)
Catemaco	Mexico	Record low maximum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
Centralia	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Intl Falls Intl AP	United States	Record daily precipitation	49.0 mm (1.9 in)	35 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record high minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Sioux Lookout A	Canada	Record daily precipitation	26.6 mm (1.0 in)	34 of 100 (Routine)
Lucknow	Canada	Record high maximum temperature	31.5 C (88.7 F)	34 of 100 (Routine)
Newport Beach Harbor	United States	Record high maximum temperature	27.2 C (81.0 F)	34 of 100 (Routine)
Babbitt 2 SE	United States	Record daily precipitation	41.7 mm (1.6 in)	34 of 100 (Routine)
Minnesota City Dam 5	United States	Record daily precipitation	106.7 mm (4.2 in)	34 of 100 (Routine)
Tupper Lake Sunmount	United States	Record high maximum temperature	31.7 C (89.1 F)	34 of 100 (Routine)
Armour	United States	Record daily precipitation	58.4 mm (2.3 in)	34 of 100 (Routine)
Cordova 2 ENE	United States	Record daily precipitation	47.8 mm (1.9 in)	33 of 100 (Routine)
Pontiac Wwtp	United States	Record high maximum temperature	31.7 C (89.1 F)	33 of 100 (Routine)
Wilmot	United States	Record daily precipitation	39.4 mm (1.6 in)	33 of 100 (Routine)
Brownwood 2NE	United States	Record daily precipitation	58.4 mm (2.3 in)	33 of 100 (Routine)
Riverside Fire STN 3	United States	Record high maximum temperature	40.0 C (104.0 F)	32 of 100 (Routine)
Clinton	United States	Record high minimum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Ackerman	United States	Record daily precipitation	70.4 mm (2.8 in)	32 of 100 (Routine)
Bethlehem	United States	Record high maximum temperature	31.7 C (89.1 F)	32 of 100 (Routine)
Sonnblick	Austria	Record daily precipitation	35.1 mm (1.4 in)	31 of 100 (Routine)
Duncan	United States	Record low minimum temperature	1.7 C (35.1 F)	31 of 100 (Routine)
Box Butte Exp STN	United States	Record daily precipitation	40.1 mm (1.6 in)	31 of 100 (Routine)
Miller	United States	Record daily precipitation	59.4 mm (2.3 in)	31 of 100 (Routine)
St Lin des Laurentides	Canada	Record high minimum temperature	22.2 C (72.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

707 records

Records set or tied on 29 May 1978 by type: Highest daily maximum 213, Lowest daily maximum 36, Highest daily minimum 185, Lowest daily minimum 43, Heaviest daily rainfall 226, Heaviest daily snowfall 4.

Records on 29 May 1978 by type
Record type	Records
Highest daily maximum	213
Lowest daily maximum	36
Highest daily minimum	185
Lowest daily minimum	43
Heaviest daily rainfall	226
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 29 May 1978 by timescale: all-time 1, monthly 55, daily 651.

How Much Records Were Beaten By

554 broken records

Margins by which the 554 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.9. Ties are not counted.

Top 20 by Significance

29 May 1978

Top 20 records on 29 May 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 May 1978	Springview 2NW, US	monthly rain	81.8 mm (3.2 in)	21.3 mm (0.8 in)	80 years	63 of 100 (Major)
29 May 1978	Fort Frances, CA	daily rain	46.2 mm (1.8 in)	21.3 mm (0.8 in)	64 years	53 of 100 (Notable)
29 May 1978	Mt Pleasant 1 SW, US	daily rain	54.6 mm (2.1 in)	25.6 mm (1.0 in)	77 years	53 of 100 (Notable)
29 May 1978	Manhuacu, BR	daily rain	30.2 mm (1.2 in)	30.2 mm (1.2 in)	36 years	52 of 100 (Notable)
29 May 1978	Qabala, AZ	daily rain	66.4 mm (2.6 in)	45.0 mm (1.8 in)	28 years	50 of 100 (Notable)
29 May 1978	Matias Romero (Smn), MX	daily rain	64.8 mm (2.6 in)	52.9 mm (2.1 in)	21 years	49 of 100 (Notable)
29 May 1978	Ratnagiri, IN	daily rain	80.0 mm (3.1 in)	40.6 mm (1.6 in)	52 years	48 of 100 (Notable)
29 May 1978	Saude, BR	daily rain	65.8 mm (2.6 in)	49.2 mm (1.9 in)	5 years	45 of 100 (Notable)
29 May 1978	Jacobina, BR	daily rain	40.8 mm (1.6 in)	29.8 mm (1.2 in)	5 years	44 of 100 (Notable)
29 May 1978	Ostuta, MX	daily rain	91.9 mm (3.6 in)	77.9 mm (3.1 in)	4 years	44 of 100 (Notable)
29 May 1978	Southampton, CA	daily high min	17.0 C (62.6 F)	2.0 C (3.6 F)	96 years	43 of 100 (Notable)
29 May 1978	U C L A, US	daily high min	23.9 C (75.0 F)	7.2 C (13.0 F)	17 years	43 of 100 (Notable)
29 May 1978	Meadow Grove, US	daily rain	54.6 mm (2.1 in)	41.9 mm (1.6 in)	31 years	43 of 100 (Notable)
29 May 1978	Comanche, US	daily rain	54.9 mm (2.2 in)	22.6 mm (0.9 in)	76 years	43 of 100 (Notable)
29 May 1978	Uitenhage, ZA	daily rain	50.5 mm (2.0 in)	19.5 mm (0.8 in)	60 years	42 of 100 (Notable)
29 May 1978	Redlands, US	monthly high min	17.8 C (64.0 F)	1.1 C (2.0 F)	68 years	42 of 100 (Notable)
29 May 1978	Jacobina, BR	daily rain	34.2 mm (1.3 in)	24.3 mm (1.0 in)	5 years	41 of 100 (Notable)
29 May 1978	Juchitan de Zaragoza, MX	monthly rain	122.4 mm (4.8 in)	27.4 mm (1.1 in)	41 years	41 of 100 (Notable)
29 May 1978	Winona Dam 5 A, US	monthly rain	68.6 mm (2.7 in)	15.8 mm (0.6 in)	36 years	40 of 100 (Notable)
29 May 1978	Indian Gap, US	daily rain	79.2 mm (3.1 in)	48.2 mm (1.9 in)	20 years	40 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

1794 to 1978

Records set or tied on this calendar date in each year from 1794 to 1978. 1978 had 707 records.

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

Records on 05-29 in each year
Year	Records
1794	1
1817	1
1818	1
1832	1
1834	1
1836	2
1844	1
1847	2
1852	1
1854	1
1858	1
1860	2
1862	1
1864	2
1865	3
1867	1
1868	1
1869	2
1870	1
1871	2
1875	1
1876	1
1881	2
1882	3
1883	1
1884	3
1885	1
1886	1
1887	1
1888	3
1889	3
1890	1
1891	1
1892	5
1893	5
1894	4
1895	1
1896	1
1897	3
1898	3
1899	6
1900	2
1901	13
1902	14
1903	5
1904	3
1905	7
1906	23
1907	16
1908	26
1909	6
1910	14
1911	26
1912	32
1913	24
1914	40
1915	17
1916	27
1917	43
1918	38
1919	92
1920	33
1921	170
1922	62
1923	103
1924	137
1925	84
1926	155
1927	290
1928	104
1929	331
1930	252
1931	429
1932	228
1933	346
1934	753
1935	114
1936	420
1937	311
1938	316
1939	309
1940	156
1941	629
1942	531
1943	246
1944	258
1945	326
1946	281
1947	1,298
1948	420
1949	347
1950	359
1951	493
1952	413
1953	501
1954	269
1955	454
1956	512
1957	251
1958	455
1959	352
1960	259
1961	608
1962	894
1963	378
1964	537
1965	455
1966	357
1967	562
1968	579
1969	762
1970	410
1971	885
1972	609
1973	517
1974	623
1975	599
1976	975
1977	458
1978	707
1979	750
1980	920
1981	601
1982	1,170
1983	1,266
1984	1,871
1985	1,006
1986	840
1987	1,119
1988	1,132
1989	874
1990	1,135
1991	1,387
1992	1,551
1993	558
1994	658
1995	929
1996	1,177
1997	1,119
1998	1,228
1999	863
2000	1,354
2001	958
2002	594
2003	1,164
2004	835
2005	904
2006	1,438
2007	1,246
2008	784
2009	618
2010	995
2011	1,540
2012	962
2013	731
2014	605
2015	462
2016	511
2017	732
2018	1,386
2019	929
2020	937
2021	854
2022	698
2023	392
2024	618
2025	578
2026	788

Download the Data

Data for records on 1978-05-29: 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 10	470
10 to 20	40
20 to 30	27
30 to 40	10
40 to 50	5
50 to 60	1
60 to 70	0
70 to 80	1