Weather Records on 18 October 1977

533 weather records were set or tied worldwide on 18 October 1977. Highest significance: Zverinogolovskaja, RU.

Key Facts for 18 October 1977

On 18 October 1977, 533 weather records were set or tied at long-record stations worldwide.
126 were record highs and 330 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 517 daily.
Zverinogolovskaja set a monthly record daily precipitation of 52.1 mm (2.1 in) on 18 October 1977.
Across 167 earlier years (1794 to 2025) the same calendar date averaged 433 records.

Record Map

533 stations

533 station records on 18 October 1977 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 October 1977: highest significance records shown on the map
Station	Country	Type	Value	Significance
Zverinogolovskaja	Russia	Record daily precipitation	52.1 mm (2.1 in)	56 of 100 (Notable)
Ellenburg Depot	United States	Record daily precipitation	41.1 mm (1.6 in)	49 of 100 (Notable)
Goychay	Azerbaijan	Record daily precipitation	48.0 mm (1.9 in)	47 of 100 (Notable)
Stockbridge	United States	Record daily precipitation	49.5 mm (1.9 in)	46 of 100 (Notable)
Kedabek	Azerbaijan	Record daily precipitation	26.6 mm (1.0 in)	44 of 100 (Notable)
Nicosia	Cyprus	Record low maximum temperature	19.3 C (66.7 F)	43 of 100 (Notable)
Chasm Falls	United States	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Qabala	Azerbaijan	Record daily precipitation	52.8 mm (2.1 in)	38 of 100 (Notable)
Big Delta AP	United States	Record snow depth	33.0 cm (13.0 in)	38 of 100 (Notable)
Zakatala	Azerbaijan	Record daily precipitation	52.6 mm (2.1 in)	37 of 100 (Notable)
Moyale	Kenya	Record daily precipitation	80.9 mm (3.2 in)	37 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record low minimum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Yerevan	Armenia	Record low maximum temperature	6.9 C (44.4 F)	36 of 100 (Notable)
Moore Haven Lock 1	United States	Record low minimum temperature	8.9 C (48.0 F)	36 of 100 (Notable)
Freeland	United States	Record snow depth	43.2 cm (17.0 in)	36 of 100 (Notable)
Kenai AP	United States	Record snow depth	12.7 cm (5.0 in)	36 of 100 (Notable)
Kvareli	Georgia	Record daily precipitation	35.3 mm (1.4 in)	35 of 100 (Notable)
Atyrau	Kazakhstan	Record low minimum temperature	-9.2 C (15.4 F)	35 of 100 (Notable)
Ft Pierce	United States	Record low minimum temperature	8.3 C (46.9 F)	35 of 100 (Notable)
Loxahatchee	United States	Record low minimum temperature	7.8 C (46.0 F)	35 of 100 (Notable)
Sussex 1 NW	United States	Record low maximum temperature	6.7 C (44.1 F)	34 of 100 (Routine)
Umea	Sweden	Record high maximum temperature	13.1 C (55.6 F)	33 of 100 (Routine)
Boonton 1 SE	United States	Record low maximum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Pleasant Mt 1 W	United States	Record daily snowfall	12.7 cm (5.0 in)	33 of 100 (Routine)
Cnory	Georgia	Record daily precipitation	30.4 mm (1.2 in)	32 of 100 (Routine)
Ostrov Sosnovez	Russia	Record low minimum temperature	-8.7 C (16.3 F)	32 of 100 (Routine)
Avon Park 2 W	United States	Record low maximum temperature	22.2 C (72.0 F)	32 of 100 (Routine)
Tbilisi	Georgia	Record low maximum temperature	8.4 C (47.1 F)	31 of 100 (Routine)
Niznij Novgorod	Russia	Record low minimum temperature	-10.1 C (13.8 F)	31 of 100 (Routine)
Tavernier	United States	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Solomons	United States	Record low minimum temperature	0.0 C (32.0 F)	31 of 100 (Routine)
Watertown	United States	Record low maximum temperature	5.0 C (41.0 F)	31 of 100 (Routine)
Naalehu 14	United States	Record low maximum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Escarcega (Smn)	Mexico	Record low maximum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Niznij Novgorod	Russia	Record low maximum temperature	-4.0 C (24.8 F)	30 of 100 (Routine)
Rooipoort	South Africa	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Everglades	United States	Record low minimum temperature	11.1 C (52.0 F)	30 of 100 (Routine)
Lake City 2 E	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Freeland	United States	Record daily snowfall	20.3 cm (8.0 in)	30 of 100 (Routine)
Shaki	Azerbaijan	Record daily precipitation	51.3 mm (2.0 in)	29 of 100 (Routine)
Kazan	Russia	Record low maximum temperature	-4.0 C (24.8 F)	29 of 100 (Routine)
Poretskoye	Russia	Record low maximum temperature	-3.7 C (25.3 F)	29 of 100 (Routine)
Minusinsk	Russia	Record high minimum temperature	7.1 C (44.8 F)	29 of 100 (Routine)
Gudermes	Russia	Record low maximum temperature	1.6 C (34.9 F)	29 of 100 (Routine)
Belle Glade	United States	Record low minimum temperature	7.8 C (46.0 F)	29 of 100 (Routine)
Inverness 3 SE	United States	Record low maximum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Stuart	United States	Record low minimum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Diamond Springs	United States	Record low minimum temperature	0.6 C (33.1 F)	29 of 100 (Routine)
Pichucalco (Smn)	Mexico	Record low minimum temperature	16.1 C (61.0 F)	28 of 100 (Routine)
San Andres	Mexico	Record low minimum temperature	14.4 C (57.9 F)	28 of 100 (Routine)
Kargopol	Russia	Record low maximum temperature	-4.3 C (24.3 F)	28 of 100 (Routine)
Marre-Sale	Russia	Record low maximum temperature	-14.2 C (6.4 F)	28 of 100 (Routine)
Tot-Ma	Russia	Record low maximum temperature	-4.9 C (23.2 F)	28 of 100 (Routine)
Avon Park 2 W	United States	Record low minimum temperature	6.1 C (43.0 F)	28 of 100 (Routine)
Denton 2 E	United States	Record low minimum temperature	-1.1 C (30.0 F)	28 of 100 (Routine)
Long Branch-Oakhurst	United States	Record low maximum temperature	9.4 C (48.9 F)	28 of 100 (Routine)
Kurgan	Russia	Record low minimum temperature	-20.2 C (-4.4 F)	27 of 100 (Routine)
Ai-Petri	Ukraine	Record low minimum temperature	-6.8 C (19.8 F)	27 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record low minimum temperature	6.7 C (44.1 F)	27 of 100 (Routine)
Rockville 1 NE	United States	Record low minimum temperature	-3.9 C (25.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

533 records

Records set or tied on 18 October 1977 by type: Highest daily maximum 66, Lowest daily maximum 132, Highest daily minimum 60, Lowest daily minimum 198, Heaviest daily rainfall 67, Heaviest daily snowfall 5, Deepest snow cover 5.

Records on 18 October 1977 by type
Record type	Records
Highest daily maximum	66
Lowest daily maximum	132
Highest daily minimum	60
Lowest daily minimum	198
Heaviest daily rainfall	67
Heaviest daily snowfall	5
Deepest snow cover	5

Records on 18 October 1977 by timescale: all-time 0, monthly 16, daily 517.

How Much Records Were Beaten By

406 broken records

Margins by which the 406 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

18 October 1977

Top 20 records on 18 October 1977 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 October 1977	Zverinogolovskaja, RU	monthly rain	52.1 mm (2.1 in)	29.4 mm (1.2 in)	7 years	56 of 100 (Notable)
18 October 1977	Ellenburg Depot, US	daily rain	41.1 mm (1.6 in)	25.4 mm (1.0 in)	28 years	49 of 100 (Notable)
18 October 1977	Goychay, AZ	daily rain	48.0 mm (1.9 in)	32.1 mm (1.3 in)	20 years	47 of 100 (Notable)
18 October 1977	Stockbridge, US	daily rain	49.5 mm (1.9 in)	29.9 mm (1.2 in)	47 years	46 of 100 (Notable)
18 October 1977	Kedabek, AZ	daily rain	26.6 mm (1.0 in)	21.3 mm (0.8 in)	24 years	44 of 100 (Notable)
18 October 1977	Nicosia, CY	daily low max	19.3 C (66.7 F)	3.4 C (6.1 F)	83 years	43 of 100 (Notable)
18 October 1977	Chasm Falls, US	daily rain	43.2 mm (1.7 in)	22.9 mm (0.9 in)	31 years	40 of 100 (Notable)
18 October 1977	Qabala, AZ	daily rain	52.8 mm (2.1 in)	24.1 mm (0.9 in)	39 years	38 of 100 (Notable)
18 October 1977	Big Delta AP, US	daily snow depth	33.0 cm (13.0 in)	15.2 cm (6.0 in)	28 years	38 of 100 (Notable)
18 October 1977	Zakatala, AZ	daily rain	52.6 mm (2.1 in)	34.6 mm (1.4 in)	26 years	37 of 100 (Notable)
18 October 1977	Moyale, KE	daily rain	80.9 mm (3.2 in)	43.9 mm (1.7 in)	4 years	37 of 100 (Notable)
18 October 1977	Guayama 1SW, PR	daily low min	18.9 C (66.0 F)	2.2 C (4.0 F)	44 years	37 of 100 (Notable)
18 October 1977	Yerevan, AM	daily low max	6.9 C (44.4 F)	2.1 C (3.8 F)	80 years	36 of 100 (Notable)
18 October 1977	Moore Haven Lock 1, US	daily low min	8.9 C (48.0 F)	5.0 C (9.0 F)	50 years	36 of 100 (Notable)
18 October 1977	Freeland, US	monthly snow depth	43.2 cm (17.0 in)	20.3 cm (8.0 in)	0 years	36 of 100 (Notable)
18 October 1977	Kenai AP, US	daily snow depth	12.7 cm (5.0 in)	5.1 cm (2.0 in)	74 years	36 of 100 (Notable)
18 October 1977	Kvareli, GE	daily rain	35.3 mm (1.4 in)	26.6 mm (1.0 in)	26 years	35 of 100 (Notable)
18 October 1977	Atyrau, KZ	daily low min	-9.2 C (15.4 F)	1.4 C (2.5 F)	80 years	35 of 100 (Notable)
18 October 1977	Ft Pierce, US	daily low min	8.3 C (46.9 F)	5.6 C (10.1 F)	36 years	35 of 100 (Notable)
18 October 1977	Loxahatchee, US	daily low min	7.8 C (46.0 F)	7.2 C (13.0 F)	32 years	35 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 1977

Records set or tied on this calendar date in each year from 1794 to 1977. 1977 had 533 records.

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

Records on 10-18 in each year
Year	Records
1794	1
1796	1
1799	1
1806	1
1807	1
1810	1
1811	2
1817	1
1832	1
1835	1
1836	1
1843	1
1846	2
1848	1
1849	1
1851	1
1852	1
1859	1
1863	1
1865	2
1866	2
1868	1
1869	1
1871	1
1872	1
1874	4
1876	2
1877	2
1879	3
1881	1
1882	1
1883	2
1887	1
1888	1
1890	4
1892	4
1893	1
1894	3
1895	2
1897	6
1898	5
1899	12
1900	5
1901	5
1902	6
1903	9
1904	12
1905	27
1906	17
1907	11
1908	44
1909	23
1910	50
1911	22
1912	12
1913	26
1914	52
1915	12
1916	64
1917	109
1918	24
1919	31
1920	87
1921	87
1922	59
1923	114
1924	151
1925	153
1926	149
1927	309
1928	316
1929	190
1930	507
1931	350
1932	446
1933	264
1934	222
1935	360
1936	483
1937	671
1938	536
1939	475
1940	532
1941	240
1942	332
1943	844
1944	264
1945	398
1946	355
1947	965
1948	1,128
1949	665
1950	996
1951	325
1952	394
1953	678
1954	621
1955	403
1956	578
1957	220
1958	407
1959	246
1960	612
1961	362
1962	252
1963	492
1964	311
1965	1,066
1966	613
1967	405
1968	737
1969	789
1970	501
1971	1,199
1972	1,581
1973	789
1974	746
1975	779
1976	1,326
1977	533
1978	545
1979	555
1980	1,024
1981	680
1982	654
1983	684
1984	1,331
1985	831
1986	344
1987	518
1988	733
1989	1,196
1990	1,043
1991	999
1992	1,295
1993	1,051
1994	1,296
1995	1,227
1996	795
1997	1,240
1998	1,323
1999	773
2000	823
2001	818
2002	878
2003	1,097
2004	1,156
2005	755
2006	1,328
2007	1,298
2008	531
2009	1,546
2010	634
2011	736
2012	741
2013	430
2014	690
2015	915
2016	1,511
2017	590
2018	759
2019	346
2020	957
2021	387
2022	1,334
2023	693
2024	1,142
2025	367

Download the Data

Data for records on 1977-10-18: 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	401
50 to 100	3
100 to 150	0
150 to 200	1
200 to 250	1