Weather Records on 29 September 1966

498 weather records were set or tied worldwide on 29 September 1966. Highest significance: Bramfield Post Office, AU.

Key Facts for 29 September 1966

On 29 September 1966, 498 weather records were set or tied at long-record stations worldwide.
182 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 489 daily.
Bramfield Post Office set a daily record precipitation of 25.9 mm (1.0 in) on 29 September 1966.
Across 157 earlier years (1836 to 2026) the same calendar date averaged 449 records.

Record Map

498 stations

498 station records on 29 September 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 September 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bramfield Post Office	Australia	Record daily precipitation	25.9 mm (1.0 in)	61 of 100 (Major)
Coulta	Australia	Record daily precipitation	26.4 mm (1.0 in)	58 of 100 (Notable)
Denton	Australia	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
Elliston	Australia	Record daily precipitation	29.2 mm (1.1 in)	48 of 100 (Notable)
Mulanur	India	Record daily precipitation	76.0 mm (3.0 in)	43 of 100 (Notable)
Krishnapatnam	India	Record daily precipitation	78.2 mm (3.1 in)	42 of 100 (Notable)
Uppsala_Aut	Sweden	Record low maximum temperature	7.2 C (45.0 F)	42 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record low maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Thiruvalla	India	Record daily precipitation	134.7 mm (5.3 in)	38 of 100 (Notable)
Gillespie	Australia	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Portland Rfc City	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Nive Downs	Australia	Record daily precipitation	37.1 mm (1.5 in)	36 of 100 (Notable)
Aguirre	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	35 of 100 (Notable)
Irkutsk	Russia	Record high minimum temperature	9.5 C (49.1 F)	35 of 100 (Notable)
Cedar Key 1 WSW	United States	Record daily precipitation	125.2 mm (4.9 in)	35 of 100 (Notable)
Descalvado	Brazil	Record daily precipitation	40.3 mm (1.6 in)	34 of 100 (Routine)
Longreach Post Office	Australia	Record high minimum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Broederstroom (Bos)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Flahult	Sweden	Record low minimum temperature	-8.1 C (17.4 F)	33 of 100 (Routine)
Chatham Exp Fa	United States	Record daily precipitation	40.4 mm (1.6 in)	33 of 100 (Routine)
Tuckerton 2 NE	United States	Record daily precipitation	53.8 mm (2.1 in)	33 of 100 (Routine)
Nerchinskij Zavod	Russia	Record high minimum temperature	7.7 C (45.9 F)	31 of 100 (Routine)
Santa Cruz	United States	Record high minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Tarboro 1 S	United States	Record daily precipitation	42.4 mm (1.7 in)	31 of 100 (Routine)
Williamston 1 E	United States	Record daily precipitation	79.5 mm (3.1 in)	31 of 100 (Routine)
Richmond Post Office	Australia	Record high minimum temperature	23.4 C (74.1 F)	30 of 100 (Routine)
Dubois	United States	Record high minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Balurghat	India	Record daily precipitation	49.2 mm (1.9 in)	29 of 100 (Routine)
Purcellville	United States	Record daily precipitation	25.1 mm (1.0 in)	29 of 100 (Routine)
Sacramento 5 ESE	United States	Record high maximum temperature	39.4 C (102.9 F)	29 of 100 (Routine)
San Francisco Dwtn	United States	Record high minimum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Molesworth	Australia	Record daily precipitation	31.2 mm (1.2 in)	28 of 100 (Routine)
Itirapina	Brazil	Record daily precipitation	60.3 mm (2.4 in)	28 of 100 (Routine)
Karlshamn	Sweden	Record low minimum temperature	-1.0 C (30.2 F)	28 of 100 (Routine)
Chico UNIV Farm	United States	Record high maximum temperature	41.1 C (106.0 F)	28 of 100 (Routine)
Crescent City 3 NNW	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
De Sabla	United States	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)
Munising	United States	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Cubbaroo	Australia	Record daily precipitation	26.4 mm (1.0 in)	27 of 100 (Routine)
Berkeley	United States	Record high maximum temperature	32.2 C (90.0 F)	27 of 100 (Routine)
Healdsburg	United States	Record high minimum temperature	17.2 C (63.0 F)	27 of 100 (Routine)
Napa State Hospital	United States	Record high maximum temperature	38.3 C (100.9 F)	27 of 100 (Routine)
Paso Robles	United States	Record high minimum temperature	16.1 C (61.0 F)	27 of 100 (Routine)
Redding Fire STN 2	United States	Record high minimum temperature	23.3 C (73.9 F)	27 of 100 (Routine)
Whitefish Pt	United States	Record daily precipitation	30.2 mm (1.2 in)	27 of 100 (Routine)
Sacramento 5 ESE	United States	Record high minimum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Piracicaba (Cpef)	Brazil	Record daily precipitation	26.1 mm (1.0 in)	26 of 100 (Routine)
Biscotasing	Canada	Record daily precipitation	33.8 mm (1.3 in)	26 of 100 (Routine)
Pennagaram	India	Record daily precipitation	60.0 mm (2.4 in)	26 of 100 (Routine)
Babuskin	Russia	Record high minimum temperature	10.8 C (51.4 F)	26 of 100 (Routine)
Ishpeming	United States	Record daily precipitation	27.4 mm (1.1 in)	26 of 100 (Routine)
Georgetown Post Office	Australia	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Aramboly	India	Record daily precipitation	64.3 mm (2.5 in)	25 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	-4.9 C (23.2 F)	25 of 100 (Routine)
Santa Rosa	United States	Record high maximum temperature	40.0 C (104.0 F)	25 of 100 (Routine)
Vacaville	United States	Record high maximum temperature	40.0 C (104.0 F)	25 of 100 (Routine)
Willows 6 W	United States	Record high maximum temperature	38.3 C (100.9 F)	25 of 100 (Routine)
Brookings	United States	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Deer Creek Ph	United States	Record high maximum temperature	32.8 C (91.0 F)	24 of 100 (Routine)
Healdsburg	United States	Record high maximum temperature	42.2 C (108.0 F)	24 of 100 (Routine)

Counts by Type and Timescale

498 records

Records set or tied on 29 September 1966 by type: Highest daily maximum 84, Lowest daily maximum 23, Highest daily minimum 98, Lowest daily minimum 18, Heaviest daily rainfall 267, Deepest snow cover 8.

Records on 29 September 1966 by type
Record type	Records
Highest daily maximum	84
Lowest daily maximum	23
Highest daily minimum	98
Lowest daily minimum	18
Heaviest daily rainfall	267
Heaviest daily snowfall	0
Deepest snow cover	8

Records on 29 September 1966 by timescale: all-time 0, monthly 9, daily 489.

How Much Records Were Beaten By

430 broken records

Margins by which the 430 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.0. Ties are not counted.

Top 20 by Significance

29 September 1966

Top 20 records on 29 September 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 September 1966	Bramfield Post Office, AU	daily rain	25.9 mm (1.0 in)	15.7 mm (0.6 in)	68 years	61 of 100 (Major)
29 September 1966	Coulta, AU	daily rain	26.4 mm (1.0 in)	19.5 mm (0.8 in)	33 years	58 of 100 (Notable)
29 September 1966	Denton, AU	daily rain	38.1 mm (1.5 in)	38.1 mm (1.5 in)	36 years	51 of 100 (Notable)
29 September 1966	Elliston, AU	daily rain	29.2 mm (1.1 in)	13.5 mm (0.5 in)	33 years	48 of 100 (Notable)
29 September 1966	Mulanur, IN	daily rain	76.0 mm (3.0 in)	56.9 mm (2.2 in)	28 years	43 of 100 (Notable)
29 September 1966	Krishnapatnam, IN	daily rain	78.2 mm (3.1 in)	40.1 mm (1.6 in)	47 years	42 of 100 (Notable)
29 September 1966	Uppsala_Aut, SE	daily low max	7.2 C (45.0 F)	1.0 C (1.8 F)	116 years	42 of 100 (Notable)
29 September 1966	Isabela Substn, PR	daily low max	26.1 C (79.0 F)	2.2 C (4.0 F)	60 years	40 of 100 (Notable)
29 September 1966	Thiruvalla, IN	daily rain	134.7 mm (5.3 in)	55.5 mm (2.2 in)	15 years	38 of 100 (Notable)
29 September 1966	Gillespie, AU	daily rain	25.4 mm (1.0 in)	7.1 mm (0.28 in)	64 years	37 of 100 (Notable)
29 September 1966	Portland Rfc City, US	daily high min	16.7 C (62.1 F)	0.6 C (1.1 F)	89 years	37 of 100 (Notable)
29 September 1966	Nive Downs, AU	daily rain	37.1 mm (1.5 in)	22.4 mm (0.9 in)	1 year	36 of 100 (Notable)
29 September 1966	Aguirre, PR	daily low max	27.8 C (82.0 F)	2.8 C (5.0 F)	32 years	35 of 100 (Notable)
29 September 1966	Irkutsk, RU	daily high min	9.5 C (49.1 F)	3.0 C (5.4 F)	68 years	35 of 100 (Notable)
29 September 1966	Cedar Key 1 WSW, US	daily rain	125.2 mm (4.9 in)	66.5 mm (2.6 in)	5 years	35 of 100 (Notable)
29 September 1966	Descalvado, BR	daily rain	40.3 mm (1.6 in)	30.1 mm (1.2 in)	20 years	34 of 100 (Routine)
29 September 1966	Longreach Post Office, AU	daily high min	21.7 C (71.1 F)	2.3 C (4.1 F)	67 years	33 of 100 (Routine)
29 September 1966	Broederstroom (Bos), ZA	daily rain	26.0 mm (1.0 in)	17.1 mm (0.7 in)	51 years	33 of 100 (Routine)
29 September 1966	Flahult, SE	monthly low min	-8.1 C (17.4 F)	0.6 C (1.1 F)	54 years	33 of 100 (Routine)
29 September 1966	Chatham Exp Fa, US	daily rain	40.4 mm (1.6 in)	8.9 mm (0.35 in)	64 years	33 of 100 (Routine)

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 1966

Records set or tied on this calendar date in each year from 1836 to 1966. 1966 had 498 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 1966-09-29: 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 10	373
10 to 20	40
20 to 30	8
30 to 40	2
40 to 50	2
50 to 60	2
60 to 70	2
70 to 80	1