Weather Records on 4 October 1997

928 weather records were set or tied worldwide on 4 October 1997. Highest significance: Ventspils, LV.

Key Facts for 4 October 1997

On 4 October 1997, 928 weather records were set or tied at long-record stations worldwide.
566 were record highs and 138 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 86 monthly and 841 daily.
Ventspils set a monthly record daily precipitation of 91.9 mm (3.6 in) on 4 October 1997.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 462 records.

Record Map

928 stations

928 station records on 4 October 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ventspils	Latvia	Record daily precipitation	91.9 mm (3.6 in)	90 of 100 (Exceptional)
Bremerton	United States	Record daily precipitation	58.9 mm (2.3 in)	75 of 100 (Major)
Owen Springs	Australia	Record daily precipitation	65.0 mm (2.6 in)	62 of 100 (Major)
Krasnodar	Russia	Record daily precipitation	38.4 mm (1.5 in)	57 of 100 (Notable)
Dar Es Salaam Airpo	Tanzania	Record daily precipitation	146.1 mm (5.8 in)	56 of 100 (Notable)
Henbury	Australia	Record daily precipitation	28.0 mm (1.1 in)	54 of 100 (Notable)
Bodoe VI	Norway	Record daily precipitation	42.9 mm (1.7 in)	53 of 100 (Notable)
Petropavlovsk	Kazakhstan	Record high minimum temperature	14.2 C (57.6 F)	52 of 100 (Notable)
Grand Meadow	United States	Record high maximum temperature	33.3 C (91.9 F)	50 of 100 (Notable)
Alice Springs Airport	Australia	Record daily precipitation	31.4 mm (1.2 in)	46 of 100 (Notable)
Marquette	United States	Record high minimum temperature	14.4 C (57.9 F)	45 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record daily precipitation	51.1 mm (2.0 in)	44 of 100 (Notable)
Bajramaly	Turkmenistan	Record high minimum temperature	19.5 C (67.1 F)	44 of 100 (Notable)
Mt Carroll	United States	Record high maximum temperature	32.8 C (91.0 F)	44 of 100 (Notable)
Mason City	United States	Record high maximum temperature	33.9 C (93.0 F)	44 of 100 (Notable)
Santa Barbara	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Kirksville	United States	Record high minimum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
River Falls	United States	Record high maximum temperature	32.2 C (90.0 F)	42 of 100 (Notable)
Petropavlovsk	Kazakhstan	Record high maximum temperature	26.2 C (79.2 F)	41 of 100 (Notable)
Ashton 1N	United States	Record high minimum temperature	11.1 C (52.0 F)	41 of 100 (Notable)
Fayette	United States	Record high maximum temperature	32.2 C (90.0 F)	41 of 100 (Notable)
Elwha Rs	United States	Record daily precipitation	45.2 mm (1.8 in)	41 of 100 (Notable)
Prairie du Chien	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Charles City	United States	Record high maximum temperature	30.6 C (87.1 F)	40 of 100 (Notable)
Elkader 6 SSW	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Sidney 1SSE	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Winnebago	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Beloit	United States	Record high maximum temperature	31.1 C (88.0 F)	40 of 100 (Notable)
Hartford Wwtp	United States	Record high minimum temperature	15.6 C (60.1 F)	40 of 100 (Notable)
Lancaster 4 WSW	United States	Record high maximum temperature	30.6 C (87.1 F)	40 of 100 (Notable)
Kurgan	Russia	Record high minimum temperature	10.8 C (51.4 F)	39 of 100 (Notable)
Marengo	United States	Record high maximum temperature	31.7 C (89.1 F)	39 of 100 (Notable)
Hampton	United States	Record high maximum temperature	34.4 C (93.9 F)	39 of 100 (Notable)
Centralia	United States	Record daily precipitation	40.1 mm (1.6 in)	39 of 100 (Notable)
Chilton	United States	Record high maximum temperature	29.4 C (84.9 F)	39 of 100 (Notable)
Villa Juarez	Mexico	Record daily precipitation	81.3 mm (3.2 in)	38 of 100 (Notable)
East London	South Africa	Record high maximum temperature	43.1 C (109.6 F)	38 of 100 (Notable)
Aralskoe More	Kazakhstan	Record high minimum temperature	13.7 C (56.7 F)	37 of 100 (Notable)
Plevna	United States	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Stanley Wwtp	United States	Record high maximum temperature	29.4 C (84.9 F)	37 of 100 (Notable)
Old Halls Creek	Australia	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Kustanai	Kazakhstan	Record high minimum temperature	12.7 C (54.9 F)	36 of 100 (Notable)
Atbasar	Kazakhstan	Record high minimum temperature	9.9 C (49.8 F)	36 of 100 (Notable)
Amherst	United States	Record low maximum temperature	9.4 C (48.9 F)	36 of 100 (Notable)
Astana	Kazakhstan	Record high maximum temperature	25.4 C (77.7 F)	35 of 100 (Notable)
Cresco 1 NE	United States	Record high maximum temperature	33.3 C (91.9 F)	35 of 100 (Notable)
Tipton	United States	Record high maximum temperature	33.3 C (91.9 F)	35 of 100 (Notable)
Packwood	United States	Record daily precipitation	36.8 mm (1.4 in)	35 of 100 (Notable)
Nhill	Australia	Record low minimum temperature	-1.2 C (29.8 F)	34 of 100 (Routine)
Low Head (Comparison)	Australia	Record low minimum temperature	2.9 C (37.2 F)	34 of 100 (Routine)
Audubon	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)
Maquoketa	United States	Record high maximum temperature	34.4 C (93.9 F)	34 of 100 (Routine)
Oak City	United States	Record high maximum temperature	32.8 C (91.0 F)	34 of 100 (Routine)
Elma	United States	Record daily precipitation	35.8 mm (1.4 in)	34 of 100 (Routine)
Salem AP (McNary Field)	United States	Record daily precipitation	25.7 mm (1.0 in)	34 of 100 (Routine)
Chardzhev	Turkmenistan	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Morrison	United States	Record high maximum temperature	33.3 C (91.9 F)	33 of 100 (Routine)
Grinnell 3 SW	United States	Record high maximum temperature	32.8 C (91.0 F)	33 of 100 (Routine)
Faribault	United States	Record high maximum temperature	33.3 C (91.9 F)	33 of 100 (Routine)
Mather 3 NW	United States	Record high maximum temperature	29.4 C (84.9 F)	33 of 100 (Routine)

Counts by Type and Timescale

928 records

Records set or tied on 4 October 1997 by type: Highest daily maximum 377, Lowest daily maximum 55, Highest daily minimum 189, Lowest daily minimum 83, Heaviest daily rainfall 223, Heaviest daily snowfall 1.

Records on 4 October 1997 by type
Record type	Records
Highest daily maximum	377
Lowest daily maximum	55
Highest daily minimum	189
Lowest daily minimum	83
Heaviest daily rainfall	223
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 4 October 1997 by timescale: all-time 1, monthly 86, daily 841.

How Much Records Were Beaten By

691 broken records

Margins by which the 691 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.0. Ties are not counted.

Top 20 by Significance

4 October 1997

Top 20 records on 4 October 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 1997	Ventspils, LV	monthly rain	91.9 mm (3.6 in)	44.7 mm (1.8 in)	112 years	90 of 100 (Exceptional)
4 October 1997	Bremerton, US	daily rain	58.9 mm (2.3 in)	38.3 mm (1.5 in)	94 years	75 of 100 (Major)
4 October 1997	Owen Springs, AU	monthly rain	65.0 mm (2.6 in)	28.0 mm (1.1 in)	10 years	62 of 100 (Major)
4 October 1997	Krasnodar, RU	daily rain	38.4 mm (1.5 in)	26.4 mm (1.0 in)	48 years	57 of 100 (Notable)
4 October 1997	Dar Es Salaam Airpo, TZ	monthly rain	146.1 mm (5.8 in)	61.0 mm (2.4 in)	7 years	56 of 100 (Notable)
4 October 1997	Henbury, AU	daily rain	28.0 mm (1.1 in)	15.0 mm (0.6 in)	86 years	54 of 100 (Notable)
4 October 1997	Bodoe VI, NO	daily rain	42.9 mm (1.7 in)	26.6 mm (1.0 in)	40 years	53 of 100 (Notable)
4 October 1997	Petropavlovsk, KZ	monthly high min	14.2 C (57.6 F)	2.6 C (4.7 F)	91 years	52 of 100 (Notable)
4 October 1997	Grand Meadow, US	monthly high max	33.3 C (91.9 F)	0.5 C (0.9 F)	100 years	50 of 100 (Notable)
4 October 1997	Alice Springs Airport, AU	daily rain	31.4 mm (1.2 in)	24.4 mm (1.0 in)	20 years	46 of 100 (Notable)
4 October 1997	Marquette, US	daily high min	14.4 C (57.9 F)	2.2 C (4.0 F)	114 years	45 of 100 (Notable)
4 October 1997	Ponce 4 E, PR	daily rain	51.1 mm (2.0 in)	16.3 mm (0.6 in)	92 years	44 of 100 (Notable)
4 October 1997	Bajramaly, TM	daily high min	19.5 C (67.1 F)	3.2 C (5.8 F)	92 years	44 of 100 (Notable)
4 October 1997	Mt Carroll, US	monthly high max	32.8 C (91.0 F)	1.7 C (3.1 F)	74 years	44 of 100 (Notable)
4 October 1997	Mason City, US	daily high max	33.9 C (93.0 F)	3.3 C (5.9 F)	99 years	44 of 100 (Notable)
4 October 1997	Santa Barbara, US	daily high min	17.8 C (64.0 F)	0.6 C (1.1 F)	101 years	42 of 100 (Notable)
4 October 1997	Kirksville, US	daily high min	21.1 C (70.0 F)	2.2 C (4.0 F)	96 years	42 of 100 (Notable)
4 October 1997	River Falls, US	monthly high max	32.2 C (90.0 F)	1.6 C (2.9 F)	74 years	42 of 100 (Notable)
4 October 1997	Petropavlovsk, KZ	monthly high max	26.2 C (79.2 F)	1.8 C (3.2 F)	69 years	41 of 100 (Notable)
4 October 1997	Ashton 1N, US	daily high min	11.1 C (52.0 F)	3.3 C (5.9 F)	79 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

1795 to 1997

Records set or tied on this calendar date in each year from 1795 to 1997. 1997 had 928 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 1997-10-04: 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 10	636
10 to 20	36
20 to 30	11
30 to 40	4
40 to 50	2
50 to 60	1
60 to 70	1