Weather Records on 15 October 1983

653 weather records were set or tied worldwide on 15 October 1983. Highest significance: Mundarlo (Yabtree), AU.

Key Facts for 15 October 1983

On 15 October 1983, 653 weather records were set or tied at long-record stations worldwide.
96 were record highs and 87 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 19 monthly and 634 daily.
Mundarlo (Yabtree) set a monthly record daily precipitation of 69.0 mm (2.7 in) on 15 October 1983.
Across 159 earlier years (1794 to 2025) the same calendar date averaged 458 records.

Record Map

653 stations

653 station records on 15 October 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 October 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mundarlo (Yabtree)	Australia	Record daily precipitation	69.0 mm (2.7 in)	66 of 100 (Major)
Bakke	Norway	Record daily precipitation	83.7 mm (3.3 in)	66 of 100 (Major)
Little River	Australia	Record daily precipitation	42.4 mm (1.7 in)	64 of 100 (Major)
Taldra	Australia	Record daily precipitation	33.2 mm (1.3 in)	63 of 100 (Major)
Campbelltown	Australia	Record daily precipitation	58.0 mm (2.3 in)	63 of 100 (Major)
Palmer	Australia	Record daily precipitation	40.0 mm (1.6 in)	62 of 100 (Major)
Gerang Gerung	Australia	Record daily precipitation	63.0 mm (2.5 in)	62 of 100 (Major)
Geelong Salines (Moolap)	Australia	Record daily precipitation	36.4 mm (1.4 in)	62 of 100 (Major)
Kanmantoo	Australia	Record daily precipitation	31.6 mm (1.2 in)	61 of 100 (Major)
Warroo (Geeron)	Australia	Record daily precipitation	42.0 mm (1.7 in)	61 of 100 (Major)
Birdwood	Australia	Record daily precipitation	43.4 mm (1.7 in)	60 of 100 (Major)
Risnes I Fjotland	Norway	Record daily precipitation	75.2 mm (3.0 in)	59 of 100 (Notable)
Mannum Council Depot	Australia	Record daily precipitation	37.8 mm (1.5 in)	58 of 100 (Notable)
Ballarat Aerodrome	Australia	Record daily precipitation	35.8 mm (1.4 in)	58 of 100 (Notable)
Durdidwarrah	Australia	Record daily precipitation	40.2 mm (1.6 in)	57 of 100 (Notable)
Harrogate	Australia	Record daily precipitation	42.0 mm (1.7 in)	56 of 100 (Notable)
Moyston (Barton Estate)	Australia	Record daily precipitation	37.8 mm (1.5 in)	56 of 100 (Notable)
Barunah Plains	Australia	Record daily precipitation	47.4 mm (1.9 in)	56 of 100 (Notable)
Wilkadene (Murtho)	Australia	Record daily precipitation	29.4 mm (1.2 in)	55 of 100 (Notable)
Cadell	Australia	Record daily precipitation	32.2 mm (1.3 in)	55 of 100 (Notable)
Oaklands General Store	Australia	Record daily precipitation	33.0 mm (1.3 in)	55 of 100 (Notable)
Beaufort (Wongan)	Australia	Record daily precipitation	37.8 mm (1.5 in)	55 of 100 (Notable)
Mykland	Norway	Record daily precipitation	54.8 mm (2.2 in)	55 of 100 (Notable)
Aseral	Norway	Record daily precipitation	74.5 mm (2.9 in)	55 of 100 (Notable)
Alberton Post Office	Australia	Record daily precipitation	54.0 mm (2.1 in)	54 of 100 (Notable)
Ballarat Botanical Gardens	Australia	Record daily precipitation	26.0 mm (1.0 in)	54 of 100 (Notable)
Huaquechula	Mexico	Record daily precipitation	119.9 mm (4.7 in)	54 of 100 (Notable)
Ringwood	Australia	Record daily precipitation	46.0 mm (1.8 in)	53 of 100 (Notable)
Nadda (Zimmerman)	Australia	Record daily precipitation	29.4 mm (1.2 in)	52 of 100 (Notable)
Maryborough	Australia	Record daily precipitation	34.6 mm (1.4 in)	52 of 100 (Notable)
Tailem Bend (Woodlands)	Australia	Record daily precipitation	31.8 mm (1.3 in)	51 of 100 (Notable)
Mount Keira Scout Camp	Australia	Record daily precipitation	135.2 mm (5.3 in)	51 of 100 (Notable)
Eurongilly (Bundaleer)	Australia	Record daily precipitation	49.6 mm (2.0 in)	51 of 100 (Notable)
Melton	Australia	Record daily precipitation	32.0 mm (1.3 in)	51 of 100 (Notable)
Mestad I Oddernes	Norway	Record daily precipitation	72.9 mm (2.9 in)	51 of 100 (Notable)
Murray Bridge Comparison	Australia	Record daily precipitation	31.4 mm (1.2 in)	49 of 100 (Notable)
Glenthorne Exp Station	Australia	Record daily precipitation	27.6 mm (1.1 in)	47 of 100 (Notable)
Barmera (Cobdogla)	Australia	Record daily precipitation	26.0 mm (1.0 in)	47 of 100 (Notable)
Moulamein (Tchelery)	Australia	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Pira Wild Horse Plains	Australia	Record daily precipitation	32.0 mm (1.3 in)	47 of 100 (Notable)
Meredith (Darra)	Australia	Record daily precipitation	34.0 mm (1.3 in)	47 of 100 (Notable)
Mount Bold Reservoir	Australia	Record daily precipitation	39.0 mm (1.5 in)	46 of 100 (Notable)
Mulgundawa Salt	Australia	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Murray Bridge (Tepko)	Australia	Record daily precipitation	32.2 mm (1.3 in)	46 of 100 (Notable)
Perponda	Australia	Record daily precipitation	29.2 mm (1.1 in)	46 of 100 (Notable)
Woori Yallock	Australia	Record daily precipitation	52.0 mm (2.0 in)	46 of 100 (Notable)
Murrindindi	Australia	Record daily precipitation	46.6 mm (1.8 in)	46 of 100 (Notable)
Tallangatta Dcnr	Australia	Record daily precipitation	40.2 mm (1.6 in)	45 of 100 (Notable)
Blackwood	Australia	Record daily precipitation	41.0 mm (1.6 in)	45 of 100 (Notable)
Melton Reservoir	Australia	Record daily precipitation	35.2 mm (1.4 in)	45 of 100 (Notable)
Burrumbeet	Australia	Record daily precipitation	35.8 mm (1.4 in)	45 of 100 (Notable)
Happy Valley Reservoir	Australia	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Langhorne Creek	Australia	Record daily precipitation	28.2 mm (1.1 in)	44 of 100 (Notable)
Hoskintown Radio Observatory	Australia	Record daily precipitation	58.4 mm (2.3 in)	44 of 100 (Notable)
Little River (Mount Rothwell)	Australia	Record daily precipitation	29.2 mm (1.1 in)	44 of 100 (Notable)
Rjukan	Norway	Record daily precipitation	35.0 mm (1.4 in)	44 of 100 (Notable)
Houghton (Glen Ewin)	Australia	Record daily precipitation	43.0 mm (1.7 in)	43 of 100 (Notable)
Waikerie (Ramco)	Australia	Record daily precipitation	30.8 mm (1.2 in)	43 of 100 (Notable)
Keilor (Arundel)	Australia	Record daily precipitation	41.0 mm (1.6 in)	43 of 100 (Notable)
Clewiston	United States	Record daily precipitation	88.1 mm (3.5 in)	43 of 100 (Notable)

Counts by Type and Timescale

653 records

Records set or tied on 15 October 1983 by type: Highest daily maximum 34, Lowest daily maximum 43, Highest daily minimum 62, Lowest daily minimum 44, Heaviest daily rainfall 461, Heaviest daily snowfall 5, Deepest snow cover 4.

Records on 15 October 1983 by type
Record type	Records
Highest daily maximum	34
Lowest daily maximum	43
Highest daily minimum	62
Lowest daily minimum	44
Heaviest daily rainfall	461
Heaviest daily snowfall	5
Deepest snow cover	4

Records on 15 October 1983 by timescale: all-time 0, monthly 19, daily 634.

How Much Records Were Beaten By

586 broken records

Margins by which the 586 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 107.5. Ties are not counted.

Top 20 by Significance

15 October 1983

Top 20 records on 15 October 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 October 1983	Mundarlo (Yabtree), AU	monthly rain	69.0 mm (2.7 in)	17.7 mm (0.7 in)	88 years	66 of 100 (Major)
15 October 1983	Bakke, NO	daily rain	83.7 mm (3.3 in)	44.4 mm (1.7 in)	80 years	66 of 100 (Major)
15 October 1983	Little River, AU	daily rain	42.4 mm (1.7 in)	21.8 mm (0.9 in)	74 years	64 of 100 (Major)
15 October 1983	Taldra, AU	daily rain	33.2 mm (1.3 in)	25.6 mm (1.0 in)	69 years	63 of 100 (Major)
15 October 1983	Campbelltown, AU	daily rain	58.0 mm (2.3 in)	35.9 mm (1.4 in)	48 years	63 of 100 (Major)
15 October 1983	Palmer, AU	daily rain	40.0 mm (1.6 in)	24.8 mm (1.0 in)	54 years	62 of 100 (Major)
15 October 1983	Gerang Gerung, AU	daily rain	63.0 mm (2.5 in)	29.2 mm (1.1 in)	48 years	62 of 100 (Major)
15 October 1983	Geelong Salines (Moolap), AU	daily rain	36.4 mm (1.4 in)	22.4 mm (0.9 in)	48 years	62 of 100 (Major)
15 October 1983	Kanmantoo, AU	daily rain	31.6 mm (1.2 in)	18.9 mm (0.7 in)	80 years	61 of 100 (Major)
15 October 1983	Warroo (Geeron), AU	daily rain	42.0 mm (1.7 in)	26.8 mm (1.1 in)	89 years	61 of 100 (Major)
15 October 1983	Birdwood, AU	daily rain	43.4 mm (1.7 in)	22.1 mm (0.9 in)	69 years	60 of 100 (Major)
15 October 1983	Risnes I Fjotland, NO	daily rain	75.2 mm (3.0 in)	33.7 mm (1.3 in)	80 years	59 of 100 (Notable)
15 October 1983	Mannum Council Depot, AU	daily rain	37.8 mm (1.5 in)	18.5 mm (0.7 in)	48 years	58 of 100 (Notable)
15 October 1983	Ballarat Aerodrome, AU	daily rain	35.8 mm (1.4 in)	20.6 mm (0.8 in)	58 years	58 of 100 (Notable)
15 October 1983	Durdidwarrah, AU	daily rain	40.2 mm (1.6 in)	20.9 mm (0.8 in)	44 years	57 of 100 (Notable)
15 October 1983	Harrogate, AU	daily rain	42.0 mm (1.7 in)	23.5 mm (0.9 in)	58 years	56 of 100 (Notable)
15 October 1983	Moyston (Barton Estate), AU	daily rain	37.8 mm (1.5 in)	28.4 mm (1.1 in)	30 years	56 of 100 (Notable)
15 October 1983	Barunah Plains, AU	daily rain	47.4 mm (1.9 in)	20.5 mm (0.8 in)	44 years	56 of 100 (Notable)
15 October 1983	Wilkadene (Murtho), AU	daily rain	29.4 mm (1.2 in)	16.7 mm (0.7 in)	72 years	55 of 100 (Notable)
15 October 1983	Cadell, AU	daily rain	32.2 mm (1.3 in)	25.8 mm (1.0 in)	33 years	55 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 1983

Records set or tied on this calendar date in each year from 1794 to 1983. 1983 had 653 records.

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

Records on 10-15 in each year
Year	Records
1794	1
1795	1
1796	1
1807	1
1808	2
1836	1
1838	1
1839	1
1849	1
1859	2
1862	1
1870	2
1871	4
1873	1
1875	1
1876	3
1877	1
1878	3
1879	3
1881	3
1882	4
1885	2
1886	1
1887	8
1889	2
1891	4
1892	1
1893	5
1894	9
1895	3
1896	8
1897	2
1898	3
1899	4
1900	3
1901	4
1902	7
1903	13
1904	10
1905	13
1906	7
1907	11
1908	13
1909	17
1910	14
1911	18
1912	17
1913	70
1914	28
1915	48
1916	21
1917	29
1918	21
1919	65
1920	38
1921	160
1922	43
1923	66
1924	118
1925	221
1926	125
1927	94
1928	385
1929	200
1930	282
1931	461
1932	213
1933	255
1934	434
1935	303
1936	126
1937	1,444
1938	598
1939	461
1940	458
1941	330
1942	494
1943	704
1944	246
1945	487
1946	354
1947	963
1948	224
1949	546
1950	321
1951	341
1952	662
1953	374
1954	945
1955	444
1956	555
1957	461
1958	606
1959	411
1960	600
1961	834
1962	1,009
1963	522
1964	488
1965	299
1966	1,265
1967	464
1968	1,111
1969	1,074
1970	642
1971	744
1972	584
1973	525
1974	768
1975	808
1976	791
1977	543
1978	886
1979	720
1980	1,006
1981	965
1982	297
1983	653
1984	1,236
1985	1,068
1986	768
1987	900
1988	896
1989	560
1990	1,134
1991	1,139
1992	1,530
1993	1,066
1994	1,103
1995	1,008
1996	458
1997	964
1998	806
1999	766
2000	625
2001	705
2002	965
2003	737
2004	716
2005	610
2006	1,305
2007	702
2008	959
2009	2,365
2010	1,095
2011	906
2012	909
2013	632
2014	901
2015	1,139
2016	674
2017	1,091
2018	2,682
2019	479
2020	499
2021	983
2022	633
2023	319
2024	748
2025	697

Download the Data

Data for records on 1983-10-15: 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 20	525
20 to 40	50
40 to 60	7
60 to 80	1
80 to 100	2
100 to 120	1