Weather Records on 29 September 1970

629 weather records were set or tied worldwide on 29 September 1970. Highest significance: Marathon, US.

Key Facts for 29 September 1970

On 29 September 1970, 629 weather records were set or tied at long-record stations worldwide.
116 were record highs and 175 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 43 monthly and 585 daily.
Marathon set a daily record low maximum temperature of 9.4 C (48.9 F) on 29 September 1970.
Across 157 earlier years (1836 to 2026) the same calendar date averaged 448 records.

Record Map

629 stations

629 station records on 29 September 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 September 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marathon	United States	Record low maximum temperature	9.4 C (48.9 F)	58 of 100 (Notable)
Vectis, Winterton	South Africa	Record daily precipitation	56.6 mm (2.2 in)	51 of 100 (Notable)
Hlobane	South Africa	Record daily precipitation	44.8 mm (1.8 in)	50 of 100 (Notable)
Nongoma	South Africa	Record daily precipitation	56.0 mm (2.2 in)	49 of 100 (Notable)
Blikana	South Africa	Record daily precipitation	50.0 mm (2.0 in)	48 of 100 (Notable)
Kilmashogue,Lowlands	South Africa	Record daily precipitation	62.2 mm (2.4 in)	48 of 100 (Notable)
Sonahatu	India	Record daily precipitation	110.6 mm (4.4 in)	47 of 100 (Notable)
Ficksburg;Kersieproe	South Africa	Record daily precipitation	39.0 mm (1.5 in)	47 of 100 (Notable)
Oodla Wirra	Australia	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Impendle (Pol)	South Africa	Record daily precipitation	40.5 mm (1.6 in)	46 of 100 (Notable)
Heavitree, Estcourt	South Africa	Record daily precipitation	39.4 mm (1.6 in)	45 of 100 (Notable)
Goedgeloof	South Africa	Record daily precipitation	58.5 mm (2.3 in)	45 of 100 (Notable)
Gudauri	Georgia	Record daily precipitation	49.9 mm (2.0 in)	44 of 100 (Notable)
Cromleigh,Ixopo	South Africa	Record daily precipitation	39.6 mm (1.6 in)	44 of 100 (Notable)
Kafferrivier (Pol)	South Africa	Record daily precipitation	35.5 mm (1.4 in)	44 of 100 (Notable)
Weston College, Mooi	South Africa	Record daily precipitation	47.0 mm (1.9 in)	43 of 100 (Notable)
Tierra Blanca (Smn)	Mexico	Record daily precipitation	159.8 mm (6.3 in)	42 of 100 (Notable)
Smithfield (Mun)	South Africa	Record daily precipitation	41.5 mm (1.6 in)	42 of 100 (Notable)
Sutherland	South Africa	Record daily precipitation	57.5 mm (2.3 in)	42 of 100 (Notable)
Hluhluwe Game Reserve	South Africa	Record daily precipitation	61.6 mm (2.4 in)	42 of 100 (Notable)
Vryheid	South Africa	Record daily precipitation	52.0 mm (2.0 in)	42 of 100 (Notable)
Mequatlingsnek	South Africa	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Ai-Petri	Ukraine	Record low minimum temperature	-6.7 C (19.9 F)	41 of 100 (Notable)
Ft Bidwell	United States	Record high maximum temperature	32.2 C (90.0 F)	41 of 100 (Notable)
Melbourne WFO	United States	Record daily precipitation	128.8 mm (5.1 in)	41 of 100 (Notable)
Hargraves (the Elders)	Australia	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Colinet	Canada	Record daily precipitation	57.2 mm (2.3 in)	40 of 100 (Notable)
Szeged	Hungary	Record low minimum temperature	-1.3 C (29.7 F)	40 of 100 (Notable)
Snowhill	South Africa	Record daily precipitation	37.0 mm (1.5 in)	40 of 100 (Notable)
Clocolan (Pol)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	39 of 100 (Notable)
Kangela, Mtubatuba	South Africa	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
Baynesfield Estate	South Africa	Record daily precipitation	37.1 mm (1.5 in)	37 of 100 (Notable)
Excelsior (Mun)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	37 of 100 (Notable)
Palmiet, Kokstad	South Africa	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Carlsbad	United States	Record low maximum temperature	11.1 C (52.0 F)	36 of 100 (Notable)
Sitka Magnetic Obsy	United States	Record daily precipitation	152.4 mm (6.0 in)	36 of 100 (Notable)
Calarasi	Romania	Record low minimum temperature	0.4 C (32.7 F)	35 of 100 (Notable)
Ben Lomond	South Africa	Record daily precipitation	38.0 mm (1.5 in)	35 of 100 (Notable)
Umzimkulu (Tnk)	South Africa	Record daily precipitation	36.0 mm (1.4 in)	35 of 100 (Notable)
Oatlands	South Africa	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
San Carlos Rsvr	United States	Record low maximum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
Astrahanka	Russia	Record daily precipitation	46.0 mm (1.8 in)	34 of 100 (Routine)
Ebenhaezer	South Africa	Record daily precipitation	25.0 mm (1.0 in)	34 of 100 (Routine)
Hebron	South Africa	Record daily precipitation	38.0 mm (1.5 in)	34 of 100 (Routine)
Ladysdale	South Africa	Record daily precipitation	46.5 mm (1.8 in)	34 of 100 (Routine)
Himatnagar	India	Record daily precipitation	49.0 mm (1.9 in)	33 of 100 (Routine)
Raipur	India	Record daily precipitation	63.7 mm (2.5 in)	33 of 100 (Routine)
Bulwer (Tnk)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	33 of 100 (Routine)
Beerlaagte	South Africa	Record daily precipitation	28.5 mm (1.1 in)	33 of 100 (Routine)
Safford	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Jornada Exp Range	United States	Record low maximum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Rio Grande City	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Arad	Romania	Record low minimum temperature	-2.4 C (27.7 F)	32 of 100 (Routine)
Arecibo 3 ESE	Puerto Rico [United States]	Record low minimum temperature	18.3 C (64.9 F)	32 of 100 (Routine)
Insikeni (Bos)	South Africa	Record daily precipitation	36.5 mm (1.4 in)	32 of 100 (Routine)
Knight L C,Balgowan	South Africa	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Zilverhout	South Africa	Record daily precipitation	40.7 mm (1.6 in)	32 of 100 (Routine)
Fulton	United States	Record daily precipitation	28.4 mm (1.1 in)	32 of 100 (Routine)
Nome AP	United States	Record low minimum temperature	-9.4 C (15.1 F)	32 of 100 (Routine)
Bjelasnica	Bosnia and Herzegovina	Record low minimum temperature	-9.0 C (15.8 F)	31 of 100 (Routine)

Counts by Type and Timescale

629 records

Records set or tied on 29 September 1970 by type: Highest daily maximum 87, Lowest daily maximum 112, Highest daily minimum 29, Lowest daily minimum 63, Heaviest daily rainfall 338.

Records on 29 September 1970 by type
Record type	Records
Highest daily maximum	87
Lowest daily maximum	112
Highest daily minimum	29
Lowest daily minimum	63
Heaviest daily rainfall	338
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 29 September 1970 by timescale: all-time 1, monthly 43, daily 585.

How Much Records Were Beaten By

538 broken records

Margins by which the 538 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.8. Ties are not counted.

Top 20 by Significance

29 September 1970

Top 20 records on 29 September 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 September 1970	Marathon, US	daily low max	9.4 C (48.9 F)	13.9 C (25.0 F)	56 years	58 of 100 (Notable)
29 September 1970	Vectis, Winterton, ZA	daily rain	56.6 mm (2.2 in)	47.7 mm (1.9 in)	28 years	51 of 100 (Notable)
29 September 1970	Hlobane, ZA	daily rain	44.8 mm (1.8 in)	32.1 mm (1.3 in)	40 years	50 of 100 (Notable)
29 September 1970	Nongoma, ZA	daily rain	56.0 mm (2.2 in)	37.7 mm (1.5 in)	40 years	49 of 100 (Notable)
29 September 1970	Blikana, ZA	daily rain	50.0 mm (2.0 in)	19.5 mm (0.8 in)	68 years	48 of 100 (Notable)
29 September 1970	Kilmashogue,Lowlands, ZA	daily rain	62.2 mm (2.4 in)	51.5 mm (2.0 in)	9 years	48 of 100 (Notable)
29 September 1970	Sonahatu, IN	daily rain	110.6 mm (4.4 in)	72.5 mm (2.9 in)	19 years	47 of 100 (Notable)
29 September 1970	Ficksburg;Kersieproe, ZA	daily rain	39.0 mm (1.5 in)	31.9 mm (1.3 in)	28 years	47 of 100 (Notable)
29 September 1970	Oodla Wirra, AU	daily rain	30.0 mm (1.2 in)	19.6 mm (0.8 in)	16 years	46 of 100 (Notable)
29 September 1970	Impendle (Pol), ZA	daily rain	40.5 mm (1.6 in)	22.7 mm (0.9 in)	40 years	46 of 100 (Notable)
29 September 1970	Heavitree, Estcourt, ZA	daily rain	39.4 mm (1.6 in)	26.2 mm (1.0 in)	52 years	45 of 100 (Notable)
29 September 1970	Goedgeloof, ZA	daily rain	58.5 mm (2.3 in)	46.2 mm (1.8 in)	8 years	45 of 100 (Notable)
29 September 1970	Gudauri, GE	daily rain	49.9 mm (2.0 in)	27.4 mm (1.1 in)	32 years	44 of 100 (Notable)
29 September 1970	Cromleigh,Ixopo, ZA	daily rain	39.6 mm (1.6 in)	20.3 mm (0.8 in)	52 years	44 of 100 (Notable)
29 September 1970	Kafferrivier (Pol), ZA	daily rain	35.5 mm (1.4 in)	26.6 mm (1.0 in)	24 years	44 of 100 (Notable)
29 September 1970	Weston College, Mooi, ZA	daily rain	47.0 mm (1.9 in)	25.9 mm (1.0 in)	40 years	43 of 100 (Notable)
29 September 1970	Tierra Blanca (Smn), MX	daily rain	159.8 mm (6.3 in)	82.8 mm (3.3 in)	15 years	42 of 100 (Notable)
29 September 1970	Smithfield (Mun), ZA	daily rain	41.5 mm (1.6 in)	11.5 mm (0.5 in)	87 years	42 of 100 (Notable)
29 September 1970	Sutherland, ZA	daily rain	57.5 mm (2.3 in)	30.3 mm (1.2 in)	40 years	42 of 100 (Notable)
29 September 1970	Hluhluwe Game Reserve, ZA	daily rain	61.6 mm (2.4 in)	44.8 mm (1.8 in)	1 year	42 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

1836 to 1970

Records set or tied on this calendar date in each year from 1836 to 1970. 1970 had 629 records.

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

Records on 09-29 in each year
Year	Records
1836	1
1843	1
1854	2
1859	2
1861	1
1862	1
1864	1
1867	1
1868	1
1869	2
1871	1
1873	3
1874	1
1877	2
1881	1
1882	1
1883	2
1884	2
1885	4
1886	1
1887	1
1888	3
1889	3
1890	4
1892	4
1893	1
1894	4
1895	4
1897	5
1898	4
1899	9
1900	3
1901	7
1902	14
1903	11
1904	26
1905	11
1906	16
1907	26
1908	20
1909	10
1910	10
1911	64
1912	27
1913	20
1914	24
1915	43
1916	184
1917	19
1918	36
1919	38
1920	22
1921	148
1922	33
1923	89
1924	264
1925	166
1926	195
1927	236
1928	212
1929	243
1930	71
1931	204
1932	234
1933	353
1934	394
1935	188
1936	399
1937	276
1938	423
1939	407
1940	346
1941	511
1942	858
1943	390
1944	398
1945	899
1946	265
1947	467
1948	334
1949	398
1950	472
1951	475
1952	404
1953	1,079
1954	814
1955	375
1956	380
1957	636
1958	309
1959	1,066
1960	143
1961	447
1962	481
1963	996
1964	1,154
1965	689
1966	498
1967	1,250
1968	184
1969	279
1970	629
1971	797
1972	637
1973	769
1974	730
1975	365
1976	636
1977	800
1978	569
1979	581
1980	874
1981	747
1982	911
1983	920
1984	1,447
1985	1,789
1986	1,624
1987	641
1988	554
1989	710
1990	416
1991	747
1992	833
1993	620
1994	967
1995	1,033
1996	1,356
1997	683
1998	1,295
1999	1,440
2000	965
2001	846
2002	557
2003	924
2004	754
2005	1,163
2006	695
2007	929
2008	461
2009	700
2010	1,110
2011	1,572
2012	737
2013	623
2014	548
2015	724
2016	912
2017	433
2018	582
2019	2,193
2020	444
2021	790
2022	600
2023	866
2024	1,391
2025	516
2026	544

Download the Data

Data for records on 1970-09-29: 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	491
20 to 40	38
40 to 60	6
60 to 80	2
80 to 100	1