Weather Records on 6 April 1977

838 weather records were set or tied worldwide on 6 April 1977. Highest significance: Bellata Post Office, AU.

Key Facts for 6 April 1977

On 6 April 1977, 838 weather records were set or tied at long-record stations worldwide.
301 were record highs and 231 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 34 monthly and 804 daily.
Bellata Post Office set a daily record precipitation of 80.8 mm (3.2 in) on 6 April 1977.
Across 156 earlier years (1808 to 2026) the same calendar date averaged 484 records.

Record Map

838 stations

838 station records on 6 April 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 April 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bellata Post Office	Australia	Record daily precipitation	80.8 mm (3.2 in)	57 of 100 (Notable)
Nyhammar	Sweden	Record daily precipitation	30.7 mm (1.2 in)	54 of 100 (Notable)
Dontsa	South Africa	Record daily precipitation	65.0 mm (2.6 in)	52 of 100 (Notable)
Bingara Post Office	Australia	Record daily precipitation	59.8 mm (2.4 in)	49 of 100 (Notable)
Gavle	Sweden	Record daily precipitation	26.2 mm (1.0 in)	49 of 100 (Notable)
North Yancho	Australia	Record daily precipitation	45.2 mm (1.8 in)	46 of 100 (Notable)
Mokpo	Korea, South	Record daily precipitation	62.0 mm (2.4 in)	46 of 100 (Notable)
Wellingrove (Wangalea)	Australia	Record daily precipitation	27.6 mm (1.1 in)	45 of 100 (Notable)
Bloomington Normal	United States	Record daily snowfall	6.4 cm (2.5 in)	45 of 100 (Notable)
Barkerville	Canada	Record high maximum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Stjarnsund	Sweden	Record daily precipitation	28.7 mm (1.1 in)	44 of 100 (Notable)
Willowvale	Australia	Record daily precipitation	59.6 mm (2.3 in)	43 of 100 (Notable)
Ashford (Sunhaven Hostel)	Australia	Record daily precipitation	64.2 mm (2.5 in)	43 of 100 (Notable)
Tarcutta (Wollumbi)	Australia	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Oxford	United Kingdom	Record low maximum temperature	5.1 C (41.2 F)	42 of 100 (Notable)
Waverly	United States	Record daily snowfall	7.6 cm (3.0 in)	42 of 100 (Notable)
Green Bay	United States	Record snow depth	20.3 cm (8.0 in)	42 of 100 (Notable)
Weemelah (Crinolyn)	Australia	Record daily precipitation	48.0 mm (1.9 in)	41 of 100 (Notable)
Brakfontein	South Africa	Record daily precipitation	29.0 mm (1.1 in)	41 of 100 (Notable)
Greensburg	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Mt Sterling	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Ashford (Beaumont)	Australia	Record daily precipitation	51.0 mm (2.0 in)	40 of 100 (Notable)
Chita	Russia	Record low minimum temperature	-29.6 C (-21.3 F)	40 of 100 (Notable)
Kilmashogue,Lowlands	South Africa	Record daily precipitation	52.1 mm (2.1 in)	40 of 100 (Notable)
Hyndman	United States	Record daily snowfall	6.4 cm (2.5 in)	40 of 100 (Notable)
Kookabookra	Australia	Record daily precipitation	41.6 mm (1.6 in)	39 of 100 (Notable)
Bingara (Keera)	Australia	Record daily precipitation	64.3 mm (2.5 in)	37 of 100 (Notable)
Deepwater Post Office	Australia	Record daily precipitation	44.6 mm (1.8 in)	37 of 100 (Notable)
Schootefountain	South Africa	Record daily precipitation	27.0 mm (1.1 in)	37 of 100 (Notable)
Barrage (Rwb)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	37 of 100 (Notable)
Tulloona (Coolanga)	Australia	Record daily precipitation	42.0 mm (1.7 in)	36 of 100 (Notable)
Wolhaarkop	South Africa	Record daily precipitation	33.5 mm (1.3 in)	36 of 100 (Notable)
Lumpkin 2 SE	United States	Record low minimum temperature	-1.1 C (30.0 F)	36 of 100 (Notable)
Manistique Wwtp	United States	Record low maximum temperature	-2.8 C (27.0 F)	35 of 100 (Notable)
Muskegon Co AP	United States	Record snow depth	10.2 cm (4.0 in)	35 of 100 (Notable)
Fort Macleod	Canada	Record high maximum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Biloxi	United States	Record low minimum temperature	1.7 C (35.1 F)	34 of 100 (Routine)
Bundarra (Araluen)	Australia	Record daily precipitation	40.0 mm (1.6 in)	33 of 100 (Routine)
Scottsboro	United States	Record low maximum temperature	10.0 C (50.0 F)	33 of 100 (Routine)
N Vernon 2 ESE	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Ridgway	United States	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Weston	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Yungaburra	Australia	Record daily precipitation	55.4 mm (2.2 in)	32 of 100 (Routine)
Palmares	Brazil	Record daily precipitation	54.0 mm (2.1 in)	32 of 100 (Routine)
Big Creek	Canada	Record high maximum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Calgary Int'l A	Canada	Record high minimum temperature	5.2 C (41.4 F)	32 of 100 (Routine)
Ontonagon	United States	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Warrensburg 4NW	United States	Record low maximum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Brisbane Regional Office	Australia	Record high minimum temperature	22.0 C (71.6 F)	31 of 100 (Routine)
Gleichen	Canada	Record high maximum temperature	23.3 C (73.9 F)	31 of 100 (Routine)
Tuscola	United States	Record low maximum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Muscatine	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Montague 4 NW	United States	Record low maximum temperature	0.6 C (33.1 F)	31 of 100 (Routine)
Appleton	United States	Record snow depth	15.2 cm (6.0 in)	31 of 100 (Routine)
Goodooga (Brenda)	Australia	Record daily precipitation	36.6 mm (1.4 in)	30 of 100 (Routine)
San Francisco Tlalcilalcalpan	Mexico	Record daily precipitation	32.8 mm (1.3 in)	30 of 100 (Routine)
Elista	Russia	Record high minimum temperature	12.0 C (53.6 F)	30 of 100 (Routine)
Mauston 1 SE	United States	Record snow depth	12.7 cm (5.0 in)	30 of 100 (Routine)
Croppa Creek (Krui Plains)	Australia	Record daily precipitation	35.0 mm (1.4 in)	29 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record low minimum temperature	13.9 C (57.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

838 records

Records set or tied on 6 April 1977 by type: Highest daily maximum 225, Lowest daily maximum 127, Highest daily minimum 76, Lowest daily minimum 104, Heaviest daily rainfall 200, Heaviest daily snowfall 72, Deepest snow cover 34.

Records on 6 April 1977 by type
Record type	Records
Highest daily maximum	225
Lowest daily maximum	127
Highest daily minimum	76
Lowest daily minimum	104
Heaviest daily rainfall	200
Heaviest daily snowfall	72
Deepest snow cover	34

Records on 6 April 1977 by timescale: all-time 0, monthly 34, daily 804.

How Much Records Were Beaten By

643 broken records

Margins by which the 643 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

6 April 1977

Top 20 records on 6 April 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 April 1977	Bellata Post Office, AU	daily rain	80.8 mm (3.2 in)	59.2 mm (2.3 in)	38 years	57 of 100 (Notable)
6 April 1977	Nyhammar, SE	monthly rain	30.7 mm (1.2 in)	11.3 mm (0.4 in)	24 years	54 of 100 (Notable)
6 April 1977	Dontsa, ZA	daily rain	65.0 mm (2.6 in)	44.5 mm (1.8 in)	19 years	52 of 100 (Notable)
6 April 1977	Bingara Post Office, AU	daily rain	59.8 mm (2.4 in)	25.5 mm (1.0 in)	64 years	49 of 100 (Notable)
6 April 1977	Gavle, SE	daily rain	26.2 mm (1.0 in)	4.6 mm (0.18 in)	103 years	49 of 100 (Notable)
6 April 1977	North Yancho, AU	daily rain	45.2 mm (1.8 in)	38.8 mm (1.5 in)	56 years	46 of 100 (Notable)
6 April 1977	Mokpo, KR	daily rain	62.0 mm (2.4 in)	38.0 mm (1.5 in)	48 years	46 of 100 (Notable)
6 April 1977	Wellingrove (Wangalea), AU	daily rain	27.6 mm (1.1 in)	16.7 mm (0.7 in)	72 years	45 of 100 (Notable)
6 April 1977	Bloomington Normal, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	83 years	45 of 100 (Notable)
6 April 1977	Barkerville, CA	daily high max	17.8 C (64.0 F)	5.6 C (10.1 F)	78 years	44 of 100 (Notable)
6 April 1977	Stjarnsund, SE	monthly rain	28.7 mm (1.1 in)	10.0 mm (0.4 in)	7 years	44 of 100 (Notable)
6 April 1977	Willowvale, AU	daily rain	59.6 mm (2.3 in)	36.0 mm (1.4 in)	43 years	43 of 100 (Notable)
6 April 1977	Ashford (Sunhaven Hostel), AU	daily rain	64.2 mm (2.5 in)	26.9 mm (1.1 in)	44 years	43 of 100 (Notable)
6 April 1977	Tarcutta (Wollumbi), AU	daily rain	26.0 mm (1.0 in)	16.6 mm (0.7 in)	59 years	42 of 100 (Notable)
6 April 1977	Oxford, GB	daily low max	5.1 C (41.2 F)	1.0 C (1.8 F)	137 years	42 of 100 (Notable)
6 April 1977	Waverly, US	daily snowfall	7.6 cm (3.0 in)	7.1 cm (2.8 in)	56 years	42 of 100 (Notable)
6 April 1977	Green Bay, US	daily snow depth	20.3 cm (8.0 in)	7.6 cm (3.0 in)	63 years	42 of 100 (Notable)
6 April 1977	Weemelah (Crinolyn), AU	daily rain	48.0 mm (1.9 in)	42.6 mm (1.7 in)	0 years	41 of 100 (Notable)
6 April 1977	Brakfontein, ZA	daily rain	29.0 mm (1.1 in)	9.2 mm (0.36 in)	76 years	41 of 100 (Notable)
6 April 1977	Greensburg, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	78 years	41 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

1808 to 1977

Records set or tied on this calendar date in each year from 1808 to 1977. 1977 had 838 records.

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

Records on 04-06 in each year
Year	Records
1808	1
1809	2
1815	1
1839	2
1841	1
1848	1
1851	1
1853	1
1857	1
1859	2
1862	1
1863	1
1864	2
1866	1
1874	1
1881	5
1883	1
1884	1
1886	6
1887	2
1888	4
1889	1
1892	4
1893	1
1894	4
1895	3
1896	3
1897	2
1898	5
1899	3
1900	3
1901	5
1902	6
1903	5
1904	16
1905	18
1906	8
1907	21
1908	11
1909	43
1910	59
1911	59
1912	49
1913	101
1914	32
1915	25
1916	43
1917	120
1918	68
1919	65
1920	57
1921	229
1922	96
1923	96
1924	91
1925	73
1926	442
1927	80
1928	398
1929	959
1930	265
1931	248
1932	257
1933	499
1934	211
1935	460
1936	911
1937	301
1938	637
1939	611
1940	257
1941	205
1942	413
1943	510
1944	369
1945	303
1946	312
1947	411
1948	417
1949	316
1950	664
1951	559
1952	492
1953	261
1954	789
1955	342
1956	360
1957	330
1958	507
1959	551
1960	718
1961	382
1962	456
1963	551
1964	558
1965	524
1966	390
1967	671
1968	507
1969	504
1970	525
1971	691
1972	772
1973	449
1974	580
1975	1,188
1976	356
1977	838
1978	654
1979	1,233
1980	520
1981	388
1982	3,186
1983	1,454
1984	578
1985	856
1986	654
1987	1,120
1988	1,273
1989	1,396
1990	856
1991	1,939
1992	952
1993	721
1994	1,124
1995	973
1996	1,054
1997	1,870
1998	860
1999	1,703
2000	714
2001	1,172
2002	778
2003	1,339
2004	669
2005	818
2006	1,131
2007	1,328
2008	803
2009	885
2010	1,352
2011	841
2012	675
2013	595
2014	518
2015	396
2016	920
2017	490
2018	1,069
2019	397
2020	608
2021	948
2022	854
2023	1,598
2024	1,706
2025	1,034
2026	600

Download the Data

Data for records on 1977-04-06: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 20	563
20 to 40	54
40 to 60	13
60 to 80	8
80 to 100	1
100 to 120	2
120 to 140	2