Weather Records on 22 August 1977

655 weather records were set or tied worldwide on 22 August 1977. Highest significance: Machilipatnam, IN.

Key Facts for 22 August 1977

On 22 August 1977, 655 weather records were set or tied at long-record stations worldwide.
190 were record highs and 248 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 22 monthly and 632 daily.
Machilipatnam set a monthly record daily precipitation of 300.0 mm (11.8 in) on 22 August 1977.
Across 167 earlier years (1802 to 2026) the same calendar date averaged 436 records.

Record Map

655 stations

655 station records on 22 August 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 August 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Machilipatnam	India	Record daily precipitation	300.0 mm (11.8 in)	75 of 100 (Major)
Axel	Netherlands	Record daily precipitation	50.5 mm (2.0 in)	67 of 100 (Major)
Lauda-Konigshofen-Gerlachsheim	Germany	Record daily precipitation	45.2 mm (1.8 in)	52 of 100 (Notable)
New Orleans Audubon	United States	Record daily precipitation	97.8 mm (3.9 in)	52 of 100 (Notable)
Rollbach	Germany	Record daily precipitation	46.6 mm (1.8 in)	51 of 100 (Notable)
Gollhofen	Germany	Record daily precipitation	47.7 mm (1.9 in)	49 of 100 (Notable)
New Orleans Wtp	United States	Record daily precipitation	134.6 mm (5.3 in)	48 of 100 (Notable)
New Orleans D P S 5	United States	Record daily precipitation	77.7 mm (3.1 in)	48 of 100 (Notable)
Napas	Russia	Record daily precipitation	46.9 mm (1.8 in)	47 of 100 (Notable)
Decatur Wtp	United States	Record daily precipitation	51.3 mm (2.0 in)	44 of 100 (Notable)
Columbus	United States	Record daily precipitation	44.7 mm (1.8 in)	43 of 100 (Notable)
Roth Bei Nurnberg	Germany	Record daily precipitation	48.1 mm (1.9 in)	42 of 100 (Notable)
Nome AP	United States	Record high maximum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Brest	Belarus	Record daily precipitation	48.3 mm (1.9 in)	41 of 100 (Notable)
Tarpon Spgs Sewage Plt	United States	Record daily precipitation	95.5 mm (3.8 in)	41 of 100 (Notable)
Hachita 1W	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Hill City Muni AP	United States	Record daily precipitation	101.3 mm (4.0 in)	40 of 100 (Notable)
Mohrendorf-Kleinseebach	Germany	Record daily precipitation	31.6 mm (1.2 in)	38 of 100 (Notable)
Chernjaevo	Russia	Record daily precipitation	28.8 mm (1.1 in)	38 of 100 (Notable)
Beloit	United States	Record daily precipitation	38.4 mm (1.5 in)	38 of 100 (Notable)
Russell	Canada	Record low maximum temperature	13.9 C (57.0 F)	37 of 100 (Notable)
Galeana	Mexico	Record high minimum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Visby_Flygplats	Sweden	Record low minimum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
Pearce - Sunsites	United States	Record daily precipitation	38.6 mm (1.5 in)	36 of 100 (Notable)
Grand Coteau	United States	Record low maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Imperial	United States	Record daily precipitation	29.5 mm (1.2 in)	36 of 100 (Notable)
Ellwangen-Rindelbach	Germany	Record daily precipitation	27.2 mm (1.1 in)	35 of 100 (Notable)
Pommelsbrunn	Germany	Record daily precipitation	32.7 mm (1.3 in)	35 of 100 (Notable)
Nevada City	United States	Record high minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Saint Leo	United States	Record low maximum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Nome AP	United States	Record high minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Tartu	Estonia	Record low minimum temperature	3.0 C (37.4 F)	34 of 100 (Routine)
Koln-Botanischer Garten	Germany	Record daily precipitation	32.1 mm (1.3 in)	34 of 100 (Routine)
Metten	Germany	Record daily precipitation	36.2 mm (1.4 in)	34 of 100 (Routine)
Oostvoorne	Netherlands	Record daily precipitation	38.5 mm (1.5 in)	34 of 100 (Routine)
Kon-Kolodez	Russia	Record low minimum temperature	4.3 C (39.7 F)	34 of 100 (Routine)
Conroe	United States	Record high minimum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
Medicine Hat A	Canada	Record low maximum temperature	14.0 C (57.2 F)	33 of 100 (Routine)
Timovskoe	Russia	Record high maximum temperature	29.8 C (85.6 F)	33 of 100 (Routine)
Patchogue 2 N	United States	Record daily precipitation	63.0 mm (2.5 in)	33 of 100 (Routine)
Coeur D'Alene	United States	Record high minimum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Houston William P Hobby AP	United States	Record high minimum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Kamloops	Canada	Record high minimum temperature	18.9 C (66.0 F)	31 of 100 (Routine)
Tartu-Toravere	Estonia	Record low minimum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
Parnu	Estonia	Record low minimum temperature	4.9 C (40.8 F)	31 of 100 (Routine)
Franklinville	United States	Record low maximum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Bonham 3NNE	United States	Record high minimum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Gumri	Armenia	Record low minimum temperature	4.9 C (40.8 F)	30 of 100 (Routine)
Bundaberg Post Office	Australia	Record high maximum temperature	28.6 C (83.5 F)	30 of 100 (Routine)
Klintonel	Canada	Record low maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Freystadt-Oberndorf	Germany	Record daily precipitation	68.2 mm (2.7 in)	30 of 100 (Routine)
Ojo de Agua	Mexico	Record low minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Saskatoon Diefenbaker Int'l A	Canada	Record low minimum temperature	1.1 C (34.0 F)	29 of 100 (Routine)
Bad-Neunkirchen Mergentheim	Germany	Record daily precipitation	30.3 mm (1.2 in)	29 of 100 (Routine)
Boskoop	Netherlands	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	4.9 C (40.8 F)	29 of 100 (Routine)
Wooster Exp STN	United States	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Marshall	United States	Record daily precipitation	51.8 mm (2.0 in)	29 of 100 (Routine)
Dillingham FAA AP	United States	Record high maximum temperature	26.7 C (80.1 F)	29 of 100 (Routine)
Elatma	Russia	Record low minimum temperature	6.0 C (42.8 F)	28 of 100 (Routine)

Counts by Type and Timescale

655 records

Records set or tied on 22 August 1977 by type: Highest daily maximum 71, Lowest daily maximum 144, Highest daily minimum 119, Lowest daily minimum 104, Heaviest daily rainfall 217.

Records on 22 August 1977 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	144
Highest daily minimum	119
Lowest daily minimum	104
Heaviest daily rainfall	217
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 22 August 1977 by timescale: all-time 1, monthly 22, daily 632.

How Much Records Were Beaten By

529 broken records

Margins by which the 529 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 185.7. Ties are not counted.

Top 20 by Significance

22 August 1977

Top 20 records on 22 August 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 August 1977	Machilipatnam, IN	monthly rain	300.0 mm (11.8 in)	185.7 mm (7.3 in)	61 years	75 of 100 (Major)
22 August 1977	Axel, NL	daily rain	50.5 mm (2.0 in)	26.8 mm (1.1 in)	68 years	67 of 100 (Major)
22 August 1977	Lauda-Konigshofen-Gerlachsheim, DE	daily rain	45.2 mm (1.8 in)	28.8 mm (1.1 in)	28 years	52 of 100 (Notable)
22 August 1977	New Orleans Audubon, US	daily rain	97.8 mm (3.9 in)	64.3 mm (2.5 in)	14 years	52 of 100 (Notable)
22 August 1977	Rollbach, DE	daily rain	46.6 mm (1.8 in)	27.1 mm (1.1 in)	28 years	51 of 100 (Notable)
22 August 1977	Gollhofen, DE	daily rain	47.7 mm (1.9 in)	22.4 mm (0.9 in)	34 years	49 of 100 (Notable)
22 August 1977	New Orleans Wtp, US	monthly rain	134.6 mm (5.3 in)	43.7 mm (1.7 in)	19 years	48 of 100 (Notable)
22 August 1977	New Orleans D P S 5, US	daily rain	77.7 mm (3.1 in)	61.2 mm (2.4 in)	24 years	48 of 100 (Notable)
22 August 1977	Napas, RU	daily rain	46.9 mm (1.8 in)	30.5 mm (1.2 in)	12 years	47 of 100 (Notable)
22 August 1977	Decatur Wtp, US	daily rain	51.3 mm (2.0 in)	21.3 mm (0.8 in)	71 years	44 of 100 (Notable)
22 August 1977	Columbus, US	daily rain	44.7 mm (1.8 in)	20.1 mm (0.8 in)	64 years	43 of 100 (Notable)
22 August 1977	Roth Bei Nurnberg, DE	monthly rain	48.1 mm (1.9 in)	8.9 mm (0.35 in)	41 years	42 of 100 (Notable)
22 August 1977	Nome AP, US	daily high max	26.1 C (79.0 F)	6.1 C (11.0 F)	54 years	42 of 100 (Notable)
22 August 1977	Brest, BY	daily rain	48.3 mm (1.9 in)	27.9 mm (1.1 in)	30 years	41 of 100 (Notable)
22 August 1977	Tarpon Spgs Sewage Plt, US	daily rain	95.5 mm (3.8 in)	30.7 mm (1.2 in)	60 years	41 of 100 (Notable)
22 August 1977	Hachita 1W, US	daily rain	44.5 mm (1.8 in)	20.4 mm (0.8 in)	56 years	41 of 100 (Notable)
22 August 1977	Hill City Muni AP, US	monthly rain	101.3 mm (4.0 in)	6.0 mm (0.24 in)	65 years	40 of 100 (Notable)
22 August 1977	Mohrendorf-Kleinseebach, DE	daily rain	31.6 mm (1.2 in)	19.8 mm (0.8 in)	28 years	38 of 100 (Notable)
22 August 1977	Chernjaevo, RU	daily rain	28.8 mm (1.1 in)	13.5 mm (0.5 in)	60 years	38 of 100 (Notable)
22 August 1977	Beloit, US	daily rain	38.4 mm (1.5 in)	7.9 mm (0.31 in)	80 years	38 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

1802 to 1977

Records set or tied on this calendar date in each year from 1802 to 1977. 1977 had 655 records.

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

Records on 08-22 in each year
Year	Records
1802	2
1803	1
1805	1
1812	1
1816	1
1835	1
1839	2
1843	1
1846	2
1849	1
1850	1
1853	1
1857	1
1863	1
1864	1
1867	1
1868	1
1869	1
1870	4
1872	1
1875	1
1876	3
1877	3
1878	2
1882	1
1883	1
1884	1
1885	1
1886	1
1887	2
1888	2
1889	3
1891	2
1892	6
1893	3
1894	7
1895	6
1896	2
1897	4
1898	6
1899	5
1900	1
1901	5
1902	6
1903	3
1904	8
1905	7
1906	24
1907	7
1908	29
1909	5
1910	19
1911	20
1912	39
1913	30
1914	18
1915	31
1916	75
1917	47
1918	85
1919	18
1920	60
1921	64
1922	44
1923	279
1924	148
1925	219
1926	144
1927	154
1928	134
1929	240
1930	276
1931	388
1932	222
1933	367
1934	234
1935	337
1936	954
1937	421
1938	501
1939	517
1940	503
1941	249
1942	500
1943	517
1944	526
1945	475
1946	410
1947	1,034
1948	297
1949	570
1950	460
1951	452
1952	372
1953	348
1954	466
1955	553
1956	785
1957	371
1958	511
1959	547
1960	612
1961	562
1962	329
1963	419
1964	686
1965	423
1966	830
1967	404
1968	1,091
1969	727
1970	368
1971	1,021
1972	436
1973	611
1974	628
1975	597
1976	722
1977	655
1978	529
1979	547
1980	640
1981	795
1982	912
1983	1,366
1984	739
1985	793
1986	1,073
1987	801
1988	1,133
1989	753
1990	808
1991	808
1992	994
1993	845
1994	803
1995	1,002
1996	942
1997	1,381
1998	1,016
1999	756
2000	867
2001	940
2002	1,385
2003	1,550
2004	1,029
2005	887
2006	832
2007	1,801
2008	869
2009	1,347
2010	1,397
2011	1,255
2012	831
2013	450
2014	911
2015	529
2016	730
2017	537
2018	752
2019	558
2020	1,041
2021	683
2022	781
2023	1,525
2024	803
2025	1,359
2026	992

Download the Data

Data for records on 1977-08-22: 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 25	513
25 to 50	12
50 to 75	3
75 to 100	0
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1