Weather Records on 30 January 1975

934 weather records were set or tied worldwide on 30 January 1975. Highest significance: Geelkop, ZA.

Key Facts for 30 January 1975

On 30 January 1975, 934 weather records were set or tied at long-record stations worldwide.
485 were record highs and 104 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 39 monthly and 890 daily.
Geelkop set an all-time record daily precipitation of 118.0 mm (4.6 in) on 30 January 1975.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 502 records.

Record Map

934 stations

934 station records on 30 January 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 January 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Geelkop	South Africa	Record daily precipitation	118.0 mm (4.6 in)	62 of 100 (Major)
Vredenburg (Pol)	South Africa	Record daily precipitation	26.5 mm (1.0 in)	61 of 100 (Major)
Rooisloot	South Africa	Record daily precipitation	84.0 mm (3.3 in)	61 of 100 (Major)
Salzburg	Austria	Record daily precipitation	60.9 mm (2.4 in)	59 of 100 (Notable)
Huatusco de Chicuellar	Mexico	Record daily precipitation	37.8 mm (1.5 in)	54 of 100 (Notable)
Weatherford	United States	Record daily precipitation	38.9 mm (1.5 in)	52 of 100 (Notable)
Calvinia	South Africa	Record daily precipitation	27.0 mm (1.1 in)	49 of 100 (Notable)
Ponca City	United States	Record daily precipitation	40.6 mm (1.6 in)	46 of 100 (Notable)
Keimoes (Pol)	South Africa	Record daily precipitation	82.5 mm (3.2 in)	45 of 100 (Notable)
Manassas 3 NW	United States	Record high maximum temperature	23.9 C (75.0 F)	45 of 100 (Notable)
Ponte Alta 1	Brazil	Record daily precipitation	100.0 mm (3.9 in)	44 of 100 (Notable)
Greer	United States	Record daily snowfall	21.6 cm (8.5 in)	44 of 100 (Notable)
Parsons 2 NW	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
Guaianas	Brazil	Record daily precipitation	111.1 mm (4.4 in)	43 of 100 (Notable)
Caete	Brazil	Record daily precipitation	141.8 mm (5.6 in)	43 of 100 (Notable)
Surprise Store	South Africa	Record daily precipitation	73.0 mm (2.9 in)	43 of 100 (Notable)
Appleton City	United States	Record daily precipitation	38.6 mm (1.5 in)	43 of 100 (Notable)
Kremsmuenster	Austria	Record daily precipitation	25.4 mm (1.0 in)	41 of 100 (Notable)
Araci	Brazil	Record daily precipitation	40.0 mm (1.6 in)	41 of 100 (Notable)
Springfield	United States	Record daily precipitation	52.1 mm (2.1 in)	41 of 100 (Notable)
Batatais	Brazil	Record daily precipitation	87.6 mm (3.4 in)	39 of 100 (Notable)
Middelpos (Pol)	South Africa	Record daily precipitation	26.5 mm (1.0 in)	39 of 100 (Notable)
Caplinger Mills	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Natividade da Serra	Brazil	Record daily precipitation	82.4 mm (3.2 in)	38 of 100 (Notable)
Toledo Blade	United States	Record high maximum temperature	13.9 C (57.0 F)	38 of 100 (Notable)
Helena	United States	Record high maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record daily precipitation	51.8 mm (2.0 in)	36 of 100 (Notable)
Imuris (Smn)	Mexico	Record daily precipitation	47.0 mm (1.9 in)	35 of 100 (Notable)
Bell Ranch	United States	Record daily snowfall	5.1 cm (2.0 in)	35 of 100 (Notable)
Hillsboro	United States	Record high minimum temperature	6.1 C (43.0 F)	35 of 100 (Notable)
Mimbres 4NNW	United States	Record daily precipitation	37.8 mm (1.5 in)	35 of 100 (Notable)
Wiscoy 1 E	United States	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
St John's A	Canada	Record daily snowfall	24.4 cm (9.6 in)	34 of 100 (Routine)
Hagerstown	United States	Record high maximum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Franklinville	United States	Record high maximum temperature	13.3 C (55.9 F)	34 of 100 (Routine)
Santa Cruz	United States	Record low minimum temperature	-4.4 C (24.1 F)	33 of 100 (Routine)
Canon City	United States	Record daily snowfall	14.0 cm (5.5 in)	33 of 100 (Routine)
Ft Bayard 4W	United States	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Oklahoma City N Dspl	United States	Record daily precipitation	38.9 mm (1.5 in)	33 of 100 (Routine)
Elberton 2 N	United States	Record high maximum temperature	25.0 C (77.0 F)	32 of 100 (Routine)
Serowe	Botswana	Record daily precipitation	66.5 mm (2.6 in)	31 of 100 (Routine)
Eldorado Springs	United States	Record daily precipitation	58.4 mm (2.3 in)	31 of 100 (Routine)
Sweet Springs	United States	Record daily precipitation	25.9 mm (1.0 in)	31 of 100 (Routine)
Windsor	United States	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)
Bolivar	United States	Record high maximum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Montpelier	United States	Record high maximum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Cherokee 4W	United States	Record daily precipitation	40.1 mm (1.6 in)	31 of 100 (Routine)
St Louis Lambert Intl AP	United States	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Clayton 1 SSW	United States	Record high maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Toccoa	United States	Record high maximum temperature	26.1 C (79.0 F)	30 of 100 (Routine)
Cape May 2 NW	United States	Record high maximum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Cliff 11 SE	United States	Record daily precipitation	27.9 mm (1.1 in)	30 of 100 (Routine)
Murfreesboro 5 N	United States	Record high maximum temperature	22.2 C (72.0 F)	30 of 100 (Routine)
Rocky Mt	United States	Record high maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Moorefield 1 SSE	United States	Record high maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Reitfontein	South Africa	Record daily precipitation	34.5 mm (1.4 in)	29 of 100 (Routine)
Rheboksfontein	South Africa	Record daily precipitation	40.0 mm (1.6 in)	29 of 100 (Routine)
Skuitklip	South Africa	Record daily precipitation	36.0 mm (1.4 in)	29 of 100 (Routine)
Le Grand	United States	Record low minimum temperature	-5.0 C (23.0 F)	29 of 100 (Routine)
Nevada City	United States	Record low minimum temperature	-11.7 C (10.9 F)	29 of 100 (Routine)

Counts by Type and Timescale

934 records

Records set or tied on 30 January 1975 by type: Highest daily maximum 303, Lowest daily maximum 41, Highest daily minimum 182, Lowest daily minimum 63, Heaviest daily rainfall 312, Heaviest daily snowfall 25, Deepest snow cover 8.

Records on 30 January 1975 by type
Record type	Records
Highest daily maximum	303
Lowest daily maximum	41
Highest daily minimum	182
Lowest daily minimum	63
Heaviest daily rainfall	312
Heaviest daily snowfall	25
Deepest snow cover	8

Records on 30 January 1975 by timescale: all-time 5, monthly 39, daily 890.

How Much Records Were Beaten By

743 broken records

Margins by which the 743 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 191.0. Ties are not counted.

Top 20 by Significance

30 January 1975

Top 20 records on 30 January 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 January 1975	Geelkop, ZA	all-time rain	118.0 mm (4.6 in)	36.7 mm (1.4 in)	25 years	62 of 100 (Major)
30 January 1975	Vredenburg (Pol), ZA	monthly rain	26.5 mm (1.0 in)	11.3 mm (0.4 in)	37 years	61 of 100 (Major)
30 January 1975	Rooisloot, ZA	monthly rain	84.0 mm (3.3 in)	37.3 mm (1.5 in)	33 years	61 of 100 (Major)
30 January 1975	Salzburg, AT	daily rain	60.9 mm (2.4 in)	48.7 mm (1.9 in)	41 years	59 of 100 (Notable)
30 January 1975	Huatusco de Chicuellar, MX	daily rain	37.8 mm (1.5 in)	27.1 mm (1.1 in)	40 years	54 of 100 (Notable)
30 January 1975	Weatherford, US	daily rain	38.9 mm (1.5 in)	29.8 mm (1.2 in)	17 years	52 of 100 (Notable)
30 January 1975	Calvinia, ZA	daily rain	27.0 mm (1.1 in)	20.0 mm (0.8 in)	44 years	49 of 100 (Notable)
30 January 1975	Ponca City, US	daily rain	40.6 mm (1.6 in)	24.1 mm (0.9 in)	32 years	46 of 100 (Notable)
30 January 1975	Keimoes (Pol), ZA	all-time rain	82.5 mm (3.2 in)	3.8 mm (0.15 in)	51 years	45 of 100 (Notable)
30 January 1975	Manassas 3 NW, US	daily high max	23.9 C (75.0 F)	8.3 C (14.9 F)	78 years	45 of 100 (Notable)
30 January 1975	Ponte Alta 1, BR	daily rain	100.0 mm (3.9 in)	68.7 mm (2.7 in)	32 years	44 of 100 (Notable)
30 January 1975	Greer, US	daily snowfall	21.6 cm (8.5 in)	19.1 cm (7.5 in)	52 years	44 of 100 (Notable)
30 January 1975	Parsons 2 NW, US	daily rain	45.7 mm (1.8 in)	28.9 mm (1.1 in)	32 years	44 of 100 (Notable)
30 January 1975	Guaianas, BR	daily rain	111.1 mm (4.4 in)	74.6 mm (2.9 in)	3 years	43 of 100 (Notable)
30 January 1975	Caete, BR	daily rain	141.8 mm (5.6 in)	105.9 mm (4.2 in)	24 years	43 of 100 (Notable)
30 January 1975	Surprise Store, ZA	daily rain	73.0 mm (2.9 in)	41.0 mm (1.6 in)	39 years	43 of 100 (Notable)
30 January 1975	Appleton City, US	daily rain	38.6 mm (1.5 in)	21.3 mm (0.8 in)	53 years	43 of 100 (Notable)
30 January 1975	Kremsmuenster, AT	daily rain	25.4 mm (1.0 in)	8.4 mm (0.33 in)	49 years	41 of 100 (Notable)
30 January 1975	Araci, BR	daily rain	40.0 mm (1.6 in)	22.7 mm (0.9 in)	60 years	41 of 100 (Notable)
30 January 1975	Springfield, US	daily rain	52.1 mm (2.1 in)	27.7 mm (1.1 in)	32 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

1796 to 1975

Records set or tied on this calendar date in each year from 1796 to 1975. 1975 had 934 records.

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

Records on 01-30 in each year
Year	Records
1796	1
1801	2
1826	1
1830	2
1843	3
1846	3
1854	2
1855	1
1858	1
1859	1
1860	1
1862	1
1863	1
1867	2
1868	1
1869	1
1871	1
1872	1
1873	2
1879	1
1880	1
1881	2
1883	1
1884	4
1886	2
1887	1
1888	2
1890	1
1891	2
1892	4
1893	1
1894	1
1895	7
1897	1
1898	7
1899	7
1900	4
1901	5
1902	5
1903	11
1904	4
1905	8
1906	14
1907	9
1908	44
1909	27
1910	17
1911	35
1912	28
1913	35
1914	62
1915	58
1916	68
1917	113
1918	369
1919	33
1920	48
1921	41
1922	49
1923	126
1924	194
1925	179
1926	185
1927	141
1928	110
1929	416
1930	161
1931	648
1932	347
1933	137
1934	974
1935	305
1936	650
1937	379
1938	323
1939	630
1940	270
1941	380
1942	333
1943	470
1944	320
1945	275
1946	380
1947	1,314
1948	578
1949	1,271
1950	952
1951	1,227
1952	320
1953	508
1954	768
1955	435
1956	577
1957	638
1958	677
1959	282
1960	435
1961	464
1962	632
1963	738
1964	321
1965	772
1966	2,109
1967	885
1968	799
1969	1,258
1970	360
1971	1,370
1972	418
1973	578
1974	1,208
1975	934
1976	501
1977	759
1978	789
1979	2,085
1980	815
1981	654
1982	906
1983	785
1984	984
1985	678
1986	788
1987	1,006
1988	1,375
1989	1,508
1990	1,034
1991	766
1992	1,302
1993	764
1994	904
1995	924
1996	1,287
1997	793
1998	407
1999	1,169
2000	1,116
2001	1,319
2002	2,839
2003	1,086
2004	1,348
2005	906
2006	1,040
2007	673
2008	698
2009	737
2010	1,349
2011	668
2012	827
2013	1,984
2014	1,175
2015	658
2016	1,155
2017	507
2018	678
2019	990
2020	347
2021	442
2022	458
2023	1,298
2024	1,586
2025	688
2026	429

Download the Data

Data for records on 1975-01-30: 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	705
25 to 50	25
50 to 75	7
75 to 100	2
100 to 125	2
125 to 150	0
150 to 175	1
175 to 200	1