Weather Records on 30 November 1999

1,170 weather records were set or tied worldwide on 30 November 1999. Highest significance: Port Douglas - Warner St, AU.

Key Facts for 30 November 1999

On 30 November 1999, 1,170 weather records were set or tied at long-record stations worldwide.
608 were record highs and 236 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 35 monthly and 1,134 daily.
Port Douglas - Warner St set a daily record precipitation of 77.0 mm (3.0 in) on 30 November 1999.
Across 158 earlier years (1797 to 2025) the same calendar date averaged 484 records.

Record Map

1,170 stations

1,170 station records on 30 November 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 November 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Douglas - Warner St	Australia	Record daily precipitation	77.0 mm (3.0 in)	62 of 100 (Major)
Merikarvia Tuorila Alakyla	Finland	Record daily precipitation	28.3 mm (1.1 in)	51 of 100 (Notable)
Mossman South Alchera Drive	Australia	Record daily precipitation	81.0 mm (3.2 in)	50 of 100 (Notable)
Isojoki Karjenkoski	Finland	Record daily precipitation	30.0 mm (1.2 in)	49 of 100 (Notable)
Teuva Kauppilankyla	Finland	Record daily precipitation	39.1 mm (1.5 in)	49 of 100 (Notable)
Narpio Alamarkku	Finland	Record daily precipitation	27.7 mm (1.1 in)	49 of 100 (Notable)
Narpio Ylimarkku Bodbacka	Finland	Record daily precipitation	29.6 mm (1.2 in)	49 of 100 (Notable)
Glennallen Kcam	United States	Record daily snowfall	25.4 cm (10.0 in)	46 of 100 (Notable)
Mossman Central Mill	Australia	Record daily precipitation	89.6 mm (3.5 in)	45 of 100 (Notable)
Eureka	United States	Record high minimum temperature	7.2 C (45.0 F)	45 of 100 (Notable)
McGill	United States	Record high minimum temperature	5.6 C (42.1 F)	43 of 100 (Notable)
Butte Bert Mooney AP	United States	Record high maximum temperature	14.4 C (57.9 F)	43 of 100 (Notable)
Bozeman Montana State UNIV	United States	Record high maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Miravania	Brazil	Record daily precipitation	104.0 mm (4.1 in)	41 of 100 (Notable)
Hebgen Dam	United States	Record high maximum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Lawn Hill	Australia	Record daily precipitation	60.0 mm (2.4 in)	40 of 100 (Notable)
Whyanbeel Valley	Australia	Record daily precipitation	82.8 mm (3.3 in)	40 of 100 (Notable)
Graz	Austria	Record low maximum temperature	-2.6 C (27.3 F)	40 of 100 (Notable)
Dorado 2 WNW	Puerto Rico [United States]	Record low maximum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Dayton 1 WSW	United States	Record high maximum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Echeta 2 NW	United States	Record high minimum temperature	8.3 C (46.9 F)	40 of 100 (Notable)
Telluride 4WNW	United States	Record high maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Rosalia	United States	Record high maximum temperature	13.3 C (55.9 F)	39 of 100 (Notable)
Paonia 1SW	United States	Record high maximum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Port Huron	United States	Record daily snowfall	17.8 cm (7.0 in)	38 of 100 (Notable)
Fruitland	United States	Record high maximum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Milingimbi	Australia	Record daily precipitation	67.0 mm (2.6 in)	37 of 100 (Notable)
Dillon U of Montana Western	United States	Record high maximum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Rapelje	United States	Record high maximum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Dulce	United States	Record high maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Nanuque-Montante	Brazil	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Apazulco	Mexico	Record low minimum temperature	8.9 C (48.0 F)	36 of 100 (Notable)
Grace	United States	Record high maximum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Anaconda	United States	Record high maximum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Scipio	United States	Record high maximum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Chiricahua Nm	United States	Record high minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Shoshone 1 WNW	United States	Record high minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Lima	United States	Record high maximum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Bagdad	United States	Record high minimum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Placerville	United States	Record high minimum temperature	8.3 C (46.9 F)	34 of 100 (Routine)
Grand View 4 NW	United States	Record high maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Anaconda	United States	Record high minimum temperature	0.6 C (33.1 F)	34 of 100 (Routine)
Geneva Rsch Farm	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
Winthrop 1 WSW	United States	Record high minimum temperature	2.8 C (37.0 F)	34 of 100 (Routine)
Thermopolis	United States	Record high maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Zagreb-Gric	Croatia	Record low maximum temperature	-2.4 C (27.7 F)	33 of 100 (Routine)
Presa Malpais	Mexico	Record low minimum temperature	-4.4 C (24.1 F)	33 of 100 (Routine)
Piaxtla	Mexico	Record low maximum temperature	20.6 C (69.1 F)	33 of 100 (Routine)
Oksendal	Norway	Record daily precipitation	25.6 mm (1.0 in)	33 of 100 (Routine)
Norris Madison Pwr House	United States	Record high minimum temperature	10.0 C (50.0 F)	33 of 100 (Routine)
Helvecia (Efbm)	Brazil	Record daily precipitation	69.1 mm (2.7 in)	32 of 100 (Routine)
Sao Jose Do Prado	Brazil	Record daily precipitation	50.0 mm (2.0 in)	32 of 100 (Routine)
Barra de Sao Gabriel	Brazil	Record daily precipitation	74.2 mm (2.9 in)	32 of 100 (Routine)
Aratichanguio	Mexico	Record low minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Wyola 1 SW	United States	Record high maximum temperature	22.2 C (72.0 F)	32 of 100 (Routine)
Cove 1 E	United States	Record high maximum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Pollock	United States	Record high minimum temperature	2.8 C (37.0 F)	32 of 100 (Routine)
Nephi	United States	Record high minimum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
Buffalo	United States	Record high maximum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
La Junta	Mexico	Record high maximum temperature	29.4 C (84.9 F)	31 of 100 (Routine)

Counts by Type and Timescale

1,170 records

Records set or tied on 30 November 1999 by type: Highest daily maximum 454, Lowest daily maximum 98, Highest daily minimum 154, Lowest daily minimum 138, Heaviest daily rainfall 306, Heaviest daily snowfall 15, Deepest snow cover 5.

Records on 30 November 1999 by type
Record type	Records
Highest daily maximum	454
Lowest daily maximum	98
Highest daily minimum	154
Lowest daily minimum	138
Heaviest daily rainfall	306
Heaviest daily snowfall	15
Deepest snow cover	5

Records on 30 November 1999 by timescale: all-time 1, monthly 35, daily 1,134.

How Much Records Were Beaten By

965 broken records

Margins by which the 965 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

30 November 1999

Top 20 records on 30 November 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 November 1999	Port Douglas - Warner St, AU	daily rain	77.0 mm (3.0 in)	41.9 mm (1.6 in)	101 years	62 of 100 (Major)
30 November 1999	Merikarvia Tuorila Alakyla, FI	daily rain	28.3 mm (1.1 in)	25.0 mm (1.0 in)	26 years	51 of 100 (Notable)
30 November 1999	Mossman South Alchera Drive, AU	daily rain	81.0 mm (3.2 in)	36.5 mm (1.4 in)	74 years	50 of 100 (Notable)
30 November 1999	Isojoki Karjenkoski, FI	daily rain	30.0 mm (1.2 in)	22.2 mm (0.9 in)	22 years	49 of 100 (Notable)
30 November 1999	Teuva Kauppilankyla, FI	daily rain	39.1 mm (1.5 in)	28.7 mm (1.1 in)	22 years	49 of 100 (Notable)
30 November 1999	Narpio Alamarkku, FI	daily rain	27.7 mm (1.1 in)	22.2 mm (0.9 in)	22 years	49 of 100 (Notable)
30 November 1999	Narpio Ylimarkku Bodbacka, FI	daily rain	29.6 mm (1.2 in)	24.3 mm (1.0 in)	22 years	49 of 100 (Notable)
30 November 1999	Glennallen Kcam, US	daily snowfall	25.4 cm (10.0 in)	14.5 cm (5.7 in)	10 years	46 of 100 (Notable)
30 November 1999	Mossman Central Mill, AU	daily rain	89.6 mm (3.5 in)	46.7 mm (1.8 in)	48 years	45 of 100 (Notable)
30 November 1999	Eureka, US	daily high min	7.2 C (45.0 F)	2.8 C (5.0 F)	108 years	45 of 100 (Notable)
30 November 1999	McGill, US	daily high min	5.6 C (42.1 F)	1.7 C (3.1 F)	106 years	43 of 100 (Notable)
30 November 1999	Butte Bert Mooney AP, US	daily high max	14.4 C (57.9 F)	3.8 C (6.8 F)	92 years	43 of 100 (Notable)
30 November 1999	Bozeman Montana State UNIV, US	daily high max	16.7 C (62.1 F)	2.3 C (4.1 F)	97 years	42 of 100 (Notable)
30 November 1999	Miravania, BR	monthly rain	104.0 mm (4.1 in)	27.6 mm (1.1 in)	31 years	41 of 100 (Notable)
30 November 1999	Hebgen Dam, US	daily high max	7.8 C (46.0 F)	2.2 C (4.0 F)	94 years	41 of 100 (Notable)
30 November 1999	Lawn Hill, AU	daily rain	60.0 mm (2.4 in)	15.5 mm (0.6 in)	61 years	40 of 100 (Notable)
30 November 1999	Whyanbeel Valley, AU	daily rain	82.8 mm (3.3 in)	49.5 mm (1.9 in)	48 years	40 of 100 (Notable)
30 November 1999	Graz, AT	daily low max	-2.6 C (27.3 F)	0.3 C (0.5 F)	102 years	40 of 100 (Notable)
30 November 1999	Dorado 2 WNW, PR	daily low max	23.3 C (73.9 F)	2.3 C (4.1 F)	68 years	40 of 100 (Notable)
30 November 1999	Dayton 1 WSW, US	daily high max	19.4 C (66.9 F)	1.1 C (2.0 F)	96 years	40 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

1797 to 1999

Records set or tied on this calendar date in each year from 1797 to 1999. 1999 had 1,170 records.

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

Records on 11-30 in each year
Year	Records
1797	1
1799	2
1807	2
1815	2
1817	1
1821	1
1827	2
1836	1
1840	1
1846	1
1849	2
1866	1
1867	1
1871	2
1875	7
1876	2
1879	2
1881	1
1885	7
1886	1
1887	2
1888	1
1889	3
1890	2
1891	2
1892	2
1893	3
1894	1
1895	7
1896	5
1897	5
1898	1
1899	7
1900	4
1901	8
1902	7
1903	22
1904	6
1905	16
1906	21
1907	6
1908	51
1909	20
1910	22
1911	22
1912	19
1913	54
1914	68
1915	37
1916	64
1917	26
1918	32
1919	87
1920	138
1921	42
1922	46
1923	144
1924	95
1925	102
1926	84
1927	600
1928	187
1929	883
1930	185
1931	375
1932	372
1933	1,006
1934	1,282
1935	84
1936	186
1937	375
1938	165
1939	321
1940	330
1941	298
1942	218
1943	238
1944	422
1945	147
1946	343
1947	544
1948	332
1949	323
1950	382
1951	348
1952	829
1953	307
1954	470
1955	576
1956	304
1957	226
1958	676
1959	339
1960	219
1961	412
1962	802
1963	566
1964	1,042
1965	309
1966	730
1967	802
1968	516
1969	625
1970	995
1971	501
1972	414
1973	635
1974	912
1975	2,018
1976	1,789
1977	935
1978	761
1979	837
1980	697
1981	1,361
1982	1,142
1983	1,137
1984	571
1985	2,887
1986	798
1987	913
1988	686
1989	781
1990	483
1991	2,104
1992	676
1993	756
1994	762
1995	1,472
1996	1,054
1997	987
1998	2,289
1999	1,170
2000	962
2001	1,431
2002	862
2003	634
2004	1,344
2005	883
2006	2,656
2007	739
2008	855
2009	951
2010	1,915
2011	1,108
2012	1,059
2013	505
2014	822
2015	880
2016	634
2017	307
2018	493
2019	1,060
2020	323
2021	1,049
2022	559
2023	583
2024	672
2025	858

Download the Data

Data for records on 1999-11-30: 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 50	960
50 to 100	2
100 to 150	2
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1