Weather Records on 29 April 1977

723 weather records were set or tied worldwide on 29 April 1977. Highest significance: Caraubas (Caraibeiras), BR.

Key Facts for 29 April 1977

On 29 April 1977, 723 weather records were set or tied at long-record stations worldwide.
199 were record highs and 284 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 16 monthly and 705 daily.
Caraubas (Caraibeiras) set a daily record precipitation of 99.0 mm (3.9 in) on 29 April 1977.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 453 records.

Record Map

723 stations

723 station records on 29 April 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 April 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Caraubas (Caraibeiras)	Brazil	Record daily precipitation	99.0 mm (3.9 in)	55 of 100 (Notable)
Limoeiro Do Norte	Brazil	Record daily precipitation	96.0 mm (3.8 in)	54 of 100 (Notable)
Tahoka	United States	Record daily precipitation	64.3 mm (2.5 in)	52 of 100 (Notable)
Edmonton 3 W	United States	Record daily precipitation	62.2 mm (2.4 in)	47 of 100 (Notable)
Araquem	Brazil	Record daily precipitation	81.0 mm (3.2 in)	45 of 100 (Notable)
Klippeneck	Germany	Record daily precipitation	33.8 mm (1.3 in)	45 of 100 (Notable)
Acude Santo Antonio de Russas	Brazil	Record daily precipitation	73.0 mm (2.9 in)	44 of 100 (Notable)
Acatlan de Osorio (Smn)	Mexico	Record low maximum temperature	21.7 C (71.1 F)	44 of 100 (Notable)
Greensburg	United States	Record daily precipitation	53.8 mm (2.1 in)	44 of 100 (Notable)
Frei Paulo	Brazil	Record daily precipitation	50.2 mm (2.0 in)	43 of 100 (Notable)
Guaiuba	Brazil	Record daily precipitation	97.2 mm (3.8 in)	42 of 100 (Notable)
Dontsa	South Africa	Record daily precipitation	45.0 mm (1.8 in)	42 of 100 (Notable)
Mammoth Cave	United States	Record daily precipitation	49.5 mm (1.9 in)	42 of 100 (Notable)
Fazenda Jardim	Brazil	Record daily precipitation	103.0 mm (4.1 in)	41 of 100 (Notable)
Burracoppin	Australia	Record daily precipitation	28.0 mm (1.1 in)	40 of 100 (Notable)
Sao Paulo Do Potengi	Brazil	Record daily precipitation	70.0 mm (2.8 in)	40 of 100 (Notable)
Glasgow	United States	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Caipu	Brazil	Record daily precipitation	70.3 mm (2.8 in)	39 of 100 (Notable)
Japaratuba	Brazil	Record daily precipitation	175.0 mm (6.9 in)	37 of 100 (Notable)
Olho Dagua	Brazil	Record daily precipitation	65.2 mm (2.6 in)	36 of 100 (Notable)
Timbauba	Brazil	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Walgoolan	Australia	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Upanema (Dnocs)	Brazil	Record daily precipitation	66.0 mm (2.6 in)	35 of 100 (Notable)
Amontada	Brazil	Record daily precipitation	96.4 mm (3.8 in)	35 of 100 (Notable)
Aach	Germany	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Keams Canyon	United States	Record high minimum temperature	7.8 C (46.0 F)	35 of 100 (Notable)
Arnett 3NE	United States	Record daily precipitation	48.0 mm (1.9 in)	35 of 100 (Notable)
Oelrichs	United States	Record high minimum temperature	11.1 C (52.0 F)	34 of 100 (Routine)
Westonia	Australia	Record daily precipitation	28.8 mm (1.1 in)	33 of 100 (Routine)
Dundee 2NE	United States	Record daily precipitation	41.9 mm (1.6 in)	33 of 100 (Routine)
Sandsprings	Australia	Record daily precipitation	31.4 mm (1.2 in)	32 of 100 (Routine)
Salvacao	Brazil	Record daily precipitation	51.5 mm (2.0 in)	32 of 100 (Routine)
Pelee Island	Canada	Record low minimum temperature	-1.7 C (28.9 F)	32 of 100 (Routine)
Man	Cote D'Ivoire	Record daily precipitation	72.1 mm (2.8 in)	32 of 100 (Routine)
Seven Oaks	Australia	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Serra Caiada	Brazil	Record daily precipitation	90.8 mm (3.6 in)	31 of 100 (Routine)
Salvisa Lock 6	United States	Record daily precipitation	35.1 mm (1.4 in)	31 of 100 (Routine)
Ann Arbor U of Mich	United States	Record low minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Biloxi	United States	Record low minimum temperature	4.4 C (39.9 F)	31 of 100 (Routine)
Madrid	United States	Record high minimum temperature	11.1 C (52.0 F)	31 of 100 (Routine)
Little Falls City Rsch	United States	Record low minimum temperature	-6.1 C (21.0 F)	31 of 100 (Routine)
Hechingen	Germany	Record daily precipitation	27.6 mm (1.1 in)	30 of 100 (Routine)
Saint Helena	United States	Record high minimum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Inverness 3 SE	United States	Record low minimum temperature	8.3 C (46.9 F)	30 of 100 (Routine)
Hoopeston	United States	Record low minimum temperature	-2.2 C (28.0 F)	30 of 100 (Routine)
Auburn 2 SSE	United States	Record low minimum temperature	-2.8 C (27.0 F)	30 of 100 (Routine)
Westfield 2 SSE	United States	Record low minimum temperature	-2.2 C (28.0 F)	30 of 100 (Routine)
Norwalk Wwtp	United States	Record low maximum temperature	6.1 C (43.0 F)	30 of 100 (Routine)
Bungulla	Australia	Record daily precipitation	26.0 mm (1.0 in)	29 of 100 (Routine)
Sao Joao Do Jaguaribe	Brazil	Record daily precipitation	50.4 mm (2.0 in)	29 of 100 (Routine)
Galeana (Smn)	Mexico	Record high minimum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Perm	Russia	Record high minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record snow depth	105.0 cm (41.3 in)	29 of 100 (Routine)
Kentfield	United States	Record high minimum temperature	12.2 C (54.0 F)	29 of 100 (Routine)
Burlington	United States	Record high minimum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
Old Forge	United States	Record low minimum temperature	-10.0 C (14.0 F)	29 of 100 (Routine)
Sidney 2 N	United States	Record low minimum temperature	-5.0 C (23.0 F)	29 of 100 (Routine)
Lake Mills Wwtp	United States	Record low minimum temperature	-5.0 C (23.0 F)	29 of 100 (Routine)
Valdez WSO	United States	Record daily snowfall	9.9 cm (3.9 in)	29 of 100 (Routine)
Mae Dagua de Dentro	Brazil	Record daily precipitation	62.5 mm (2.5 in)	28 of 100 (Routine)

Counts by Type and Timescale

723 records

Records set or tied on 29 April 1977 by type: Highest daily maximum 81, Lowest daily maximum 31, Highest daily minimum 118, Lowest daily minimum 253, Heaviest daily rainfall 228, Heaviest daily snowfall 5, Deepest snow cover 7.

Records on 29 April 1977 by type
Record type	Records
Highest daily maximum	81
Lowest daily maximum	31
Highest daily minimum	118
Lowest daily minimum	253
Heaviest daily rainfall	228
Heaviest daily snowfall	5
Deepest snow cover	7

Records on 29 April 1977 by timescale: all-time 2, monthly 16, daily 705.

How Much Records Were Beaten By

560 broken records

Margins by which the 560 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

29 April 1977

Top 20 records on 29 April 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 April 1977	Caraubas (Caraibeiras), BR	daily rain	99.0 mm (3.9 in)	62.8 mm (2.5 in)	36 years	55 of 100 (Notable)
29 April 1977	Limoeiro Do Norte, BR	daily rain	96.0 mm (3.8 in)	57.9 mm (2.3 in)	31 years	54 of 100 (Notable)
29 April 1977	Tahoka, US	daily rain	64.3 mm (2.5 in)	29.2 mm (1.1 in)	62 years	52 of 100 (Notable)
29 April 1977	Edmonton 3 W, US	daily rain	62.2 mm (2.4 in)	29.2 mm (1.1 in)	64 years	47 of 100 (Notable)
29 April 1977	Araquem, BR	daily rain	81.0 mm (3.2 in)	46.6 mm (1.8 in)	42 years	45 of 100 (Notable)
29 April 1977	Klippeneck, DE	daily rain	33.8 mm (1.3 in)	16.5 mm (0.6 in)	28 years	45 of 100 (Notable)
29 April 1977	Acude Santo Antonio de Russas, BR	daily rain	73.0 mm (2.9 in)	42.0 mm (1.7 in)	28 years	44 of 100 (Notable)
29 April 1977	Acatlan de Osorio (Smn), MX	daily low max	21.7 C (71.1 F)	10.0 C (18.0 F)	12 years	44 of 100 (Notable)
29 April 1977	Greensburg, US	daily rain	53.8 mm (2.1 in)	18.7 mm (0.7 in)	64 years	44 of 100 (Notable)
29 April 1977	Frei Paulo, BR	daily rain	50.2 mm (2.0 in)	24.2 mm (1.0 in)	60 years	43 of 100 (Notable)
29 April 1977	Guaiuba, BR	daily rain	97.2 mm (3.8 in)	36.0 mm (1.4 in)	56 years	42 of 100 (Notable)
29 April 1977	Dontsa, ZA	daily rain	45.0 mm (1.8 in)	20.9 mm (0.8 in)	52 years	42 of 100 (Notable)
29 April 1977	Mammoth Cave, US	daily rain	49.5 mm (1.9 in)	31.7 mm (1.2 in)	40 years	42 of 100 (Notable)
29 April 1977	Fazenda Jardim, BR	monthly rain	103.0 mm (4.1 in)	19.8 mm (0.8 in)	42 years	41 of 100 (Notable)
29 April 1977	Burracoppin, AU	daily rain	28.0 mm (1.1 in)	15.8 mm (0.6 in)	54 years	40 of 100 (Notable)
29 April 1977	Sao Paulo Do Potengi, BR	daily rain	70.0 mm (2.8 in)	37.3 mm (1.5 in)	10 years	40 of 100 (Notable)
29 April 1977	Glasgow, US	daily rain	44.5 mm (1.8 in)	28.2 mm (1.1 in)	40 years	40 of 100 (Notable)
29 April 1977	Caipu, BR	daily rain	70.3 mm (2.8 in)	50.4 mm (2.0 in)	34 years	39 of 100 (Notable)
29 April 1977	Japaratuba, BR	all-time rain	175.0 mm (6.9 in)	14.4 mm (0.6 in)	8 years	37 of 100 (Notable)
29 April 1977	Olho Dagua, BR	daily rain	65.2 mm (2.6 in)	48.8 mm (1.9 in)	10 years	36 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

1795 to 1977

Records set or tied on this calendar date in each year from 1795 to 1977. 1977 had 723 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 1977-04-29: 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 50	552
50 to 100	5
100 to 150	1
150 to 200	0
200 to 250	1
250 to 300	1