Weather Records on 29 April 1978

360 weather records were set or tied worldwide on 29 April 1978. Highest significance: Wilo (Bos), ZA.

Key Facts for 29 April 1978

On 29 April 1978, 360 weather records were set or tied at long-record stations worldwide.
100 were record highs and 136 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 347 daily.
Wilo (Bos) set a daily record precipitation of 79.0 mm (3.1 in) on 29 April 1978.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 456 records.

Record Map

360 stations

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

Weather records on 29 April 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wilo (Bos)	South Africa	Record daily precipitation	79.0 mm (3.1 in)	52 of 100 (Notable)
Nazare	Brazil	Record daily precipitation	106.9 mm (4.2 in)	44 of 100 (Notable)
Port Aux Basques	Canada	Record daily precipitation	54.3 mm (2.1 in)	41 of 100 (Notable)
Ness City	United States	Record daily precipitation	36.1 mm (1.4 in)	40 of 100 (Notable)
Catemaco	Mexico	Record low minimum temperature	9.4 C (48.9 F)	39 of 100 (Notable)
Midland	United States	Record daily precipitation	41.7 mm (1.6 in)	37 of 100 (Notable)
Tuxcueca	Mexico	Record high maximum temperature	37.8 C (100.0 F)	36 of 100 (Notable)
Brim	Australia	Record daily precipitation	31.0 mm (1.2 in)	34 of 100 (Routine)
Murdo	United States	Record daily precipitation	52.3 mm (2.1 in)	34 of 100 (Routine)
King City	United States	Record high minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Healdton 3 E	United States	Record high maximum temperature	35.0 C (95.0 F)	31 of 100 (Routine)
Walgett Council Depot	Australia	Record low minimum temperature	3.1 C (37.6 F)	30 of 100 (Routine)
Frankford (Rossville)	Australia	Record daily precipitation	29.8 mm (1.2 in)	30 of 100 (Routine)
Jakutsk	Russia	Record high maximum temperature	14.4 C (57.9 F)	30 of 100 (Routine)
Tibooburra Post Office	Australia	Record low minimum temperature	3.1 C (37.6 F)	29 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	0.0 C (32.0 F)	29 of 100 (Routine)
Sao Jose Do Belmonte	Brazil	Record daily precipitation	47.0 mm (1.9 in)	29 of 100 (Routine)
Collyer 10 S	United States	Record daily precipitation	32.8 mm (1.3 in)	29 of 100 (Routine)
Tygda	Russia	Record daily precipitation	25.8 mm (1.0 in)	28 of 100 (Routine)
Betatakin	United States	Record high minimum temperature	12.2 C (54.0 F)	28 of 100 (Routine)
Zametchino	Russia	Record low minimum temperature	-5.9 C (21.4 F)	27 of 100 (Routine)
Hanover 4 S	United States	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Kula Sanatorium 267	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Brejo Santo	Brazil	Record daily precipitation	35.4 mm (1.4 in)	25 of 100 (Routine)
Cochrane	Canada	Record low minimum temperature	-11.5 C (11.3 F)	25 of 100 (Routine)
Bouse	United States	Record high minimum temperature	18.3 C (64.9 F)	25 of 100 (Routine)
Yuma Citrus STN	United States	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Macklin	Canada	Record high minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Ust-Maja	Russia	Record high minimum temperature	2.5 C (36.5 F)	24 of 100 (Routine)
Kaliningrad	Russia	Record low minimum temperature	-4.0 C (24.8 F)	24 of 100 (Routine)
San Juan del Rio (Smn)	Mexico	Record high minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Cuatotolapan	Mexico	Record low minimum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Ust Tzilma	Russia	Record low minimum temperature	-20.0 C (-4.0 F)	23 of 100 (Routine)
Kursk	Russia	Record low minimum temperature	-2.2 C (28.0 F)	23 of 100 (Routine)
Laguna Beach	United States	Record low minimum temperature	0.0 C (32.0 F)	23 of 100 (Routine)
Acarape	Brazil	Record daily precipitation	45.1 mm (1.8 in)	22 of 100 (Routine)
South Johnstone Post Office	Australia	Record daily precipitation	54.2 mm (2.1 in)	21 of 100 (Routine)
Barrage Lac Morin	Canada	Record daily snowfall	6.1 cm (2.4 in)	21 of 100 (Routine)
Kljuchi	Russia	Record high minimum temperature	1.1 C (34.0 F)	21 of 100 (Routine)
Hungry Horse Dam	United States	Record high minimum temperature	7.2 C (45.0 F)	21 of 100 (Routine)
Krasnohrad	Ukraine	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Kochki	Russia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Volnovakha	Ukraine	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Melitopol	Ukraine	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)
Huntley Exp STN	United States	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Geyser Rch	United States	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Yellowknife A	Canada	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Kiel-Kronshagen	Germany	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Rock Springs	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Yerevan	Armenia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Jaicos	Brazil	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Karsakpaj	Kazakhstan	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Chernyshevsk	Russia	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)
Poset	Russia	Record daily precipitation	16.1 mm (0.6 in)	20 of 100 (Routine)
Rosetown Cda Epf	Canada	Record daily snowfall	1.4 cm (0.6 in)	20 of 100 (Routine)
Neumunster	Germany	Record daily precipitation	18.2 mm (0.7 in)	20 of 100 (Routine)
Debaltseve	Ukraine	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Tupik	Russia	Record daily precipitation	13.6 mm (0.5 in)	20 of 100 (Routine)
Abisko	Sweden	Record daily precipitation	2.6 mm (0.10 in)	20 of 100 (Routine)
Deloraine (Athol)	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)

Counts by Type and Timescale

360 records

Records set or tied on 29 April 1978 by type: Highest daily maximum 22, Lowest daily maximum 54, Highest daily minimum 78, Lowest daily minimum 82, Heaviest daily rainfall 117, Heaviest daily snowfall 5, Deepest snow cover 2.

Records on 29 April 1978 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	54
Highest daily minimum	78
Lowest daily minimum	82
Heaviest daily rainfall	117
Heaviest daily snowfall	5
Deepest snow cover	2

Records on 29 April 1978 by timescale: all-time 1, monthly 12, daily 347.

How Much Records Were Beaten By

295 broken records

Margins by which the 295 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 110.0. Ties are not counted.

Top 20 by Significance

29 April 1978

Top 20 records on 29 April 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 April 1978	Wilo (Bos), ZA	daily rain	79.0 mm (3.1 in)	61.7 mm (2.4 in)	28 years	52 of 100 (Notable)
29 April 1978	Nazare, BR	daily rain	106.9 mm (4.2 in)	58.0 mm (2.3 in)	15 years	44 of 100 (Notable)
29 April 1978	Port Aux Basques, CA	daily rain	54.3 mm (2.1 in)	16.2 mm (0.6 in)	49 years	41 of 100 (Notable)
29 April 1978	Ness City, US	daily rain	36.1 mm (1.4 in)	11.5 mm (0.5 in)	75 years	40 of 100 (Notable)
29 April 1978	Catemaco, MX	daily low min	9.4 C (48.9 F)	8.4 C (15.1 F)	4 years	39 of 100 (Notable)
29 April 1978	Midland, US	daily rain	41.7 mm (1.6 in)	19.6 mm (0.8 in)	24 years	37 of 100 (Notable)
29 April 1978	Tuxcueca, MX	daily high max	37.8 C (100.0 F)	6.1 C (11.0 F)	31 years	36 of 100 (Notable)
29 April 1978	Brim, AU	daily rain	31.0 mm (1.2 in)	7.4 mm (0.29 in)	47 years	34 of 100 (Routine)
29 April 1978	Murdo, US	daily rain	52.3 mm (2.1 in)	23.1 mm (0.9 in)	24 years	34 of 100 (Routine)
29 April 1978	King City, US	monthly high min	14.4 C (57.9 F)	0.5 C (0.9 F)	52 years	31 of 100 (Routine)
29 April 1978	Healdton 3 E, US	daily high max	35.0 C (95.0 F)	0.6 C (1.1 F)	76 years	31 of 100 (Routine)
29 April 1978	Walgett Council Depot, AU	daily low min	3.1 C (37.6 F)	0.2 C (0.4 F)	67 years	30 of 100 (Routine)
29 April 1978	Frankford (Rossville), AU	daily rain	29.8 mm (1.2 in)	9.5 mm (0.37 in)	48 years	30 of 100 (Routine)
29 April 1978	Jakutsk, RU	daily high max	14.4 C (57.9 F)	1.8 C (3.2 F)	63 years	30 of 100 (Routine)
29 April 1978	Tibooburra Post Office, AU	daily low min	3.1 C (37.6 F)	3.6 C (6.5 F)	49 years	29 of 100 (Routine)
29 April 1978	Forbes (Camp Street), AU	daily low min	0.0 C (32.0 F)	0.7 C (1.3 F)	60 years	29 of 100 (Routine)
29 April 1978	Sao Jose Do Belmonte, BR	daily rain	47.0 mm (1.9 in)	9.0 mm (0.35 in)	61 years	29 of 100 (Routine)
29 April 1978	Collyer 10 S, US	daily rain	32.8 mm (1.3 in)	15.5 mm (0.6 in)	33 years	29 of 100 (Routine)
29 April 1978	Tygda, RU	monthly rain	25.8 mm (1.0 in)	2.5 mm (0.10 in)	32 years	28 of 100 (Routine)
29 April 1978	Betatakin, US	daily high min	12.2 C (54.0 F)	5.5 C (9.9 F)	39 years	28 of 100 (Routine)

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

1795 to 1978

Records set or tied on this calendar date in each year from 1795 to 1978. 1978 had 360 records.

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

Records on 04-29 in each year
Year	Records
1795	1
1800	1
1806	1
1814	3
1817	1
1833	1
1839	1
1842	1
1851	2
1861	2
1862	2
1863	1
1870	1
1871	1
1872	1
1874	6
1875	3
1876	1
1878	2
1879	2
1881	1
1882	1
1883	1
1885	1
1886	2
1887	1
1888	5
1889	1
1890	6
1891	6
1892	5
1894	2
1895	6
1896	1
1897	4
1898	2
1899	8
1900	3
1901	3
1902	4
1903	9
1904	10
1905	5
1906	4
1907	21
1908	12
1909	61
1910	23
1911	28
1912	10
1913	62
1914	34
1915	20
1916	16
1917	41
1918	9
1919	67
1920	57
1921	78
1922	82
1923	109
1924	83
1925	161
1926	373
1927	124
1928	255
1929	104
1930	162
1931	545
1932	126
1933	285
1934	507
1935	455
1936	269
1937	417
1938	322
1939	364
1940	393
1941	344
1942	610
1943	364
1944	334
1945	327
1946	188
1947	384
1948	765
1949	499
1950	834
1951	740
1952	924
1953	494
1954	1,215
1955	672
1956	1,055
1957	530
1958	951
1959	780
1960	274
1961	390
1962	724
1963	720
1964	310
1965	559
1966	569
1967	896
1968	934
1969	492
1970	1,869
1971	387
1972	413
1973	491
1974	825
1975	505
1976	873
1977	723
1978	360
1979	702
1980	654
1981	1,176
1982	547
1983	888
1984	1,162
1985	888
1986	687
1987	1,722
1988	971
1989	863
1990	1,292
1991	1,138
1992	1,885
1993	846
1994	1,580
1995	746
1996	1,217
1997	1,222
1998	972
1999	840
2000	1,156
2001	838
2002	1,166
2003	816
2004	836
2005	1,041
2006	849
2007	1,002
2008	1,370
2009	901
2010	962
2011	631
2012	951
2013	805
2014	902
2015	526
2016	633
2017	1,155
2018	762
2019	653
2020	1,008
2021	790
2022	450
2023	882
2024	585
2025	529
2026	297

Download the Data

Data for records on 1978-04-29: 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 20	288
20 to 40	2
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	1