Weather Records on 31 January 1984

610 weather records were set or tied worldwide on 31 January 1984. Highest significance: Uloa, ZA.

Key Facts for 31 January 1984

On 31 January 1984, 610 weather records were set or tied at long-record stations worldwide.
228 were record highs and 95 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 28 monthly and 575 daily.
Uloa set an all-time record daily precipitation of 420.0 mm (16.5 in) on 31 January 1984.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 501 records.

Record Map

610 stations

610 station records on 31 January 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 January 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Uloa	South Africa	Record daily precipitation	420.0 mm (16.5 in)	75 of 100 (Major)
Tharwa General Store	Australia	Record daily precipitation	159.2 mm (6.3 in)	71 of 100 (Major)
Kwa-Mbonambi (Bos)	South Africa	Record daily precipitation	337.0 mm (13.3 in)	63 of 100 (Major)
Cedral	Mexico	Record daily precipitation	35.6 mm (1.4 in)	62 of 100 (Major)
Tara Shire Council	Australia	Record daily precipitation	97.2 mm (3.8 in)	60 of 100 (Major)
Condobolin (Borambil Park)	Australia	Record daily precipitation	73.0 mm (2.9 in)	59 of 100 (Notable)
Garah Post Office	Australia	Record daily precipitation	114.0 mm (4.5 in)	58 of 100 (Notable)
Riverview	South Africa	Record daily precipitation	328.5 mm (12.9 in)	57 of 100 (Notable)
Moctezuma (Smn)	Mexico	Record daily precipitation	56.6 mm (2.2 in)	56 of 100 (Notable)
Surprise Store	South Africa	Record daily precipitation	243.0 mm (9.6 in)	56 of 100 (Notable)
Zaaiplaats	South Africa	Record daily precipitation	190.0 mm (7.5 in)	56 of 100 (Notable)
Idalia	South Africa	Record daily precipitation	103.0 mm (4.1 in)	56 of 100 (Notable)
Hluhluwe Game Reserve	South Africa	Record daily precipitation	196.3 mm (7.7 in)	55 of 100 (Notable)
Las Comitas	Mexico	Record daily precipitation	43.4 mm (1.7 in)	53 of 100 (Notable)
Makakatana	South Africa	Record daily precipitation	389.5 mm (15.3 in)	53 of 100 (Notable)
Hlobane	South Africa	Record daily precipitation	110.4 mm (4.3 in)	52 of 100 (Notable)
Warialda Post Office	Australia	Record daily precipitation	92.0 mm (3.6 in)	49 of 100 (Notable)
Pinos (Dge)	Mexico	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Nongoma	South Africa	Record daily precipitation	111.0 mm (4.4 in)	49 of 100 (Notable)
Bergplaats	South Africa	Record daily precipitation	103.0 mm (4.1 in)	48 of 100 (Notable)
Princeton Wtr Wks	United States	Record daily snowfall	12.7 cm (5.0 in)	48 of 100 (Notable)
Buckeye	United States	Record daily snowfall	26.7 cm (10.5 in)	47 of 100 (Notable)
Pormpuraaw Township	Australia	Record daily precipitation	167.8 mm (6.6 in)	46 of 100 (Notable)
Durban-Cowie Rd. Nursery	South Africa	Record daily precipitation	63.6 mm (2.5 in)	46 of 100 (Notable)
Tingha (Crystal Hill)	Australia	Record daily precipitation	64.8 mm (2.6 in)	45 of 100 (Notable)
Walcha Post Office	Australia	Record daily precipitation	116.0 mm (4.6 in)	45 of 100 (Notable)
Nqutu (Tnk)	South Africa	Record daily precipitation	71.8 mm (2.8 in)	45 of 100 (Notable)
Gingindlovu	South Africa	Record daily precipitation	116.0 mm (4.6 in)	43 of 100 (Notable)
Tejon Rancho	United States	Record high maximum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Oakland 1 SE	United States	Record daily snowfall	21.1 cm (8.3 in)	42 of 100 (Notable)
Beaver Falls 1 NE	United States	Record daily snowfall	10.2 cm (4.0 in)	41 of 100 (Notable)
Batopilas (Smn)	Mexico	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Vryheid	South Africa	Record daily precipitation	162.0 mm (6.4 in)	40 of 100 (Notable)
Louwsburg (Mag)	South Africa	Record daily precipitation	113.0 mm (4.4 in)	40 of 100 (Notable)
Wasco	United States	Record high maximum temperature	27.2 C (81.0 F)	40 of 100 (Notable)
Greeley	United States	Record snow depth	17.8 cm (7.0 in)	40 of 100 (Notable)
Gustavus	United States	Record daily precipitation	95.5 mm (3.8 in)	40 of 100 (Notable)
Sutherland	South Africa	Record daily precipitation	68.0 mm (2.7 in)	39 of 100 (Notable)
Weston	United States	Record daily snowfall	12.7 cm (5.0 in)	39 of 100 (Notable)
Keanae 346	United States	Record daily precipitation	375.9 mm (14.8 in)	39 of 100 (Notable)
Waaihoek	South Africa	Record daily precipitation	107.7 mm (4.2 in)	37 of 100 (Notable)
Lupi Upper 442	United States	Record daily precipitation	355.6 mm (14.0 in)	37 of 100 (Notable)
Alcozauca (Smn)	Mexico	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record low minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Franklin	United States	Record daily snowfall	14.0 cm (5.5 in)	36 of 100 (Notable)
E Jordan	United States	Record snow depth	99.1 cm (39.0 in)	36 of 100 (Notable)
Pasadena	United States	Record high minimum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Boonton 1 SE	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Bangor Intl AP	United States	Record daily snowfall	23.1 cm (9.1 in)	35 of 100 (Notable)
Crowe's Place,Seven	South Africa	Record daily precipitation	65.0 mm (2.6 in)	34 of 100 (Routine)
Santa Clara Do Ingai	Brazil	Record daily precipitation	69.0 mm (2.7 in)	33 of 100 (Routine)
Villahermosa (Dge)	Mexico	Record daily precipitation	82.3 mm (3.2 in)	33 of 100 (Routine)
Split Rock Pond	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Clarion 3 SW	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Spencer	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Blackleaf	United States	Record high maximum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Ridgway	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Matsumoto	Japan	Record low maximum temperature	-4.7 C (23.5 F)	31 of 100 (Routine)
Groot Rietvlei	South Africa	Record daily precipitation	75.5 mm (3.0 in)	31 of 100 (Routine)
Downieville	United States	Record high maximum temperature	18.9 C (66.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

610 records

Records set or tied on 31 January 1984 by type: Highest daily maximum 110, Lowest daily maximum 77, Highest daily minimum 118, Lowest daily minimum 18, Heaviest daily rainfall 154, Heaviest daily snowfall 106, Deepest snow cover 27.

Records on 31 January 1984 by type
Record type	Records
Highest daily maximum	110
Lowest daily maximum	77
Highest daily minimum	118
Lowest daily minimum	18
Heaviest daily rainfall	154
Heaviest daily snowfall	106
Deepest snow cover	27

Records on 31 January 1984 by timescale: all-time 7, monthly 28, daily 575.

How Much Records Were Beaten By

469 broken records

Margins by which the 469 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

31 January 1984

Top 20 records on 31 January 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 January 1984	Uloa, ZA	all-time rain	420.0 mm (16.5 in)	191.4 mm (7.5 in)	34 years	75 of 100 (Major)
31 January 1984	Tharwa General Store, AU	all-time rain	159.2 mm (6.3 in)	70.3 mm (2.8 in)	26 years	71 of 100 (Major)
31 January 1984	Kwa-Mbonambi (Bos), ZA	monthly rain	337.0 mm (13.3 in)	202.5 mm (8.0 in)	27 years	63 of 100 (Major)
31 January 1984	Cedral, MX	daily rain	35.6 mm (1.4 in)	35.6 mm (1.4 in)	56 years	62 of 100 (Major)
31 January 1984	Tara Shire Council, AU	daily rain	97.2 mm (3.8 in)	71.0 mm (2.8 in)	45 years	60 of 100 (Major)
31 January 1984	Condobolin (Borambil Park), AU	daily rain	73.0 mm (2.9 in)	42.0 mm (1.7 in)	80 years	59 of 100 (Notable)
31 January 1984	Garah Post Office, AU	daily rain	114.0 mm (4.5 in)	101.6 mm (4.0 in)	36 years	58 of 100 (Notable)
31 January 1984	Riverview, ZA	all-time rain	328.5 mm (12.9 in)	52.1 mm (2.1 in)	12 years	57 of 100 (Notable)
31 January 1984	Moctezuma (Smn), MX	monthly rain	56.6 mm (2.2 in)	24.8 mm (1.0 in)	18 years	56 of 100 (Notable)
31 January 1984	Surprise Store, ZA	daily rain	243.0 mm (9.6 in)	157.9 mm (6.2 in)	37 years	56 of 100 (Notable)
31 January 1984	Zaaiplaats, ZA	daily rain	190.0 mm (7.5 in)	101.1 mm (4.0 in)	34 years	56 of 100 (Notable)
31 January 1984	Idalia, ZA	daily rain	103.0 mm (4.1 in)	60.6 mm (2.4 in)	34 years	56 of 100 (Notable)
31 January 1984	Hluhluwe Game Reserve, ZA	daily rain	196.3 mm (7.7 in)	123.9 mm (4.9 in)	34 years	55 of 100 (Notable)
31 January 1984	Las Comitas, MX	monthly rain	43.4 mm (1.7 in)	22.3 mm (0.9 in)	0 years	53 of 100 (Notable)
31 January 1984	Makakatana, ZA	all-time rain	389.5 mm (15.3 in)	41.5 mm (1.6 in)	34 years	53 of 100 (Notable)
31 January 1984	Hlobane, ZA	daily rain	110.4 mm (4.3 in)	60.4 mm (2.4 in)	16 years	52 of 100 (Notable)
31 January 1984	Warialda Post Office, AU	daily rain	92.0 mm (3.6 in)	63.2 mm (2.5 in)	4 years	49 of 100 (Notable)
31 January 1984	Pinos (Dge), MX	daily rain	41.9 mm (1.6 in)	34.0 mm (1.3 in)	21 years	49 of 100 (Notable)
31 January 1984	Nongoma, ZA	daily rain	111.0 mm (4.4 in)	59.7 mm (2.4 in)	34 years	49 of 100 (Notable)
31 January 1984	Bergplaats, ZA	daily rain	103.0 mm (4.1 in)	51.4 mm (2.0 in)	34 years	48 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

1800 to 1984

Records set or tied on this calendar date in each year from 1800 to 1984. 1984 had 610 records.

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

Records on 01-31 in each year
Year	Records
1800	1
1801	1
1830	2
1843	1
1846	1
1850	1
1852	1
1853	2
1854	2
1862	1
1863	2
1868	1
1869	2
1870	1
1873	1
1875	1
1877	1
1878	2
1880	1
1882	1
1883	1
1884	5
1885	1
1886	2
1887	1
1888	3
1889	3
1890	2
1892	1
1893	9
1894	1
1895	3
1896	1
1897	2
1898	7
1899	7
1900	5
1901	4
1902	10
1903	3
1904	6
1905	21
1906	17
1907	8
1908	36
1909	27
1910	10
1911	52
1912	20
1913	49
1914	36
1915	115
1916	94
1917	190
1918	150
1919	14
1920	113
1921	29
1922	55
1923	152
1924	203
1925	134
1926	204
1927	64
1928	47
1929	263
1930	83
1931	326
1932	153
1933	212
1934	597
1935	431
1936	830
1937	309
1938	362
1939	323
1940	361
1941	354
1942	273
1943	698
1944	232
1945	943
1946	359
1947	788
1948	600
1949	1,058
1950	1,022
1951	1,192
1952	519
1953	879
1954	744
1955	383
1956	434
1957	563
1958	692
1959	237
1960	349
1961	475
1962	686
1963	928
1964	402
1965	696
1966	1,295
1967	637
1968	524
1969	703
1970	209
1971	1,506
1972	426
1973	714
1974	1,128
1975	1,110
1976	569
1977	781
1978	844
1979	1,995
1980	757
1981	687
1982	1,287
1983	1,078
1984	610
1985	1,725
1986	616
1987	787
1988	1,582
1989	1,718
1990	821
1991	617
1992	1,573
1993	856
1994	1,049
1995	1,122
1996	1,594
1997	898
1998	641
1999	938
2000	1,115
2001	1,061
2002	3,080
2003	1,281
2004	1,392
2005	767
2006	722
2007	713
2008	704
2009	552
2010	1,311
2011	741
2012	1,037
2013	1,397
2014	986
2015	663
2016	1,147
2017	575
2018	564
2019	1,426
2020	1,031
2021	504
2022	255
2023	907
2024	1,117
2025	827
2026	839

Download the Data

Data for records on 1984-01-31: 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	407
50 to 100	45
100 to 150	11
150 to 200	3
200 to 250	2
250 to 300	1