Weather Records on 30 August 2002

801 weather records were set or tied worldwide on 30 August 2002. Highest significance: Mwanza, TZ.

Key Facts for 30 August 2002

On 30 August 2002, 801 weather records were set or tied at long-record stations worldwide.
398 were record highs and 241 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 28 monthly and 773 daily.
Mwanza set a monthly record daily precipitation of 152.1 mm (6.0 in) on 30 August 2002.
Across 169 earlier years (1806 to 2026) the same calendar date averaged 421 records.

Record Map

801 stations

801 station records on 30 August 2002 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 August 2002: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mwanza	Tanzania	Record daily precipitation	152.1 mm (6.0 in)	62 of 100 (Major)
Ulverstone (Knights Road)	Australia	Record daily precipitation	43.4 mm (1.7 in)	57 of 100 (Notable)
Las Bayas	Mexico	Record low minimum temperature	-7.2 C (19.0 F)	51 of 100 (Notable)
Brooklet 1 W	United States	Record daily precipitation	89.4 mm (3.5 in)	51 of 100 (Notable)
Moorefield 1 SSE	United States	Record low maximum temperature	18.9 C (66.0 F)	51 of 100 (Notable)
Hampshire (Neena Road)	Australia	Record daily precipitation	49.2 mm (1.9 in)	49 of 100 (Notable)
Chilapa (Dge)	Mexico	Record high minimum temperature	21.7 C (71.1 F)	49 of 100 (Notable)
Carrington 4 N	United States	Record daily precipitation	50.8 mm (2.0 in)	49 of 100 (Notable)
Naze	Japan	Record daily precipitation	224.0 mm (8.8 in)	47 of 100 (Notable)
Madera	Mexico	Record high maximum temperature	35.0 C (95.0 F)	45 of 100 (Notable)
Walsh 1 W	United States	Record daily precipitation	63.8 mm (2.5 in)	44 of 100 (Notable)
Richfield	United States	Record daily precipitation	25.9 mm (1.0 in)	43 of 100 (Notable)
Wauchula	United States	Record daily precipitation	77.0 mm (3.0 in)	42 of 100 (Notable)
Lowell	United States	Record daily precipitation	39.4 mm (1.6 in)	42 of 100 (Notable)
Charlotteburg Rsvr	United States	Record low maximum temperature	15.6 C (60.1 F)	42 of 100 (Notable)
Waverly	United States	Record low maximum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Flemington 5 NNW	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Addison	United States	Record low maximum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Dublin 2SE	United States	Record low minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Lorinna	Australia	Record daily precipitation	32.2 mm (1.3 in)	39 of 100 (Notable)
Selbourne (Kirnbrae)	Australia	Record daily precipitation	35.8 mm (1.4 in)	39 of 100 (Notable)
Barrington Post Office	Australia	Record daily precipitation	62.4 mm (2.5 in)	39 of 100 (Notable)
W Pt	United States	Record low maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Velva	United States	Record daily precipitation	52.6 mm (2.1 in)	39 of 100 (Notable)
E Stroudsburg	United States	Record low maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Towanda 1 S	United States	Record low maximum temperature	16.1 C (61.0 F)	39 of 100 (Notable)
Haparanda	Sweden	Record high minimum temperature	15.8 C (60.4 F)	38 of 100 (Notable)
Silverton	United States	Record low maximum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Jesup 8 S	United States	Record daily precipitation	81.3 mm (3.2 in)	38 of 100 (Notable)
Calderones	Mexico	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Den Helder-1	Netherlands	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Rushy Lagoon (Cape Portland Ro	Australia	Record daily precipitation	37.4 mm (1.5 in)	34 of 100 (Routine)
Falsterbo	Sweden	Record high minimum temperature	19.1 C (66.4 F)	34 of 100 (Routine)
Pitea	Sweden	Record high minimum temperature	16.2 C (61.2 F)	34 of 100 (Routine)
Bloomfield	United States	Record daily precipitation	49.5 mm (1.9 in)	34 of 100 (Routine)
Comondu	Mexico	Record low minimum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Ostuta	Mexico	Record low maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	16.4 C (61.5 F)	33 of 100 (Routine)
Cortez	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Raleigh 4 SW	United States	Record low maximum temperature	22.2 C (72.0 F)	33 of 100 (Routine)
Tagus	United States	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
Yamonho	Mexico	Record low minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
San Antonio de Guayabos	Mexico	Record low minimum temperature	16.7 C (62.1 F)	32 of 100 (Routine)
Coyutla (Cfe)	Mexico	Record low maximum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Bloemfontein Airpor	South Africa	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Lovanger	Sweden	Record high minimum temperature	16.2 C (61.2 F)	32 of 100 (Routine)
Morrisville 6 SW	United States	Record low maximum temperature	13.9 C (57.0 F)	32 of 100 (Routine)
Wilmot (Back Road)	Australia	Record daily precipitation	53.0 mm (2.1 in)	31 of 100 (Routine)
Tesocoma	Mexico	Record high maximum temperature	45.0 C (113.0 F)	31 of 100 (Routine)
Varberg	Sweden	Record high minimum temperature	18.2 C (64.8 F)	31 of 100 (Routine)
Montrose #2	United States	Record low maximum temperature	19.4 C (66.9 F)	31 of 100 (Routine)
Westhope	United States	Record daily precipitation	34.5 mm (1.4 in)	31 of 100 (Routine)
Winner	United States	Record high minimum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
Macon Middle Ga Rgnl AP	United States	Record daily precipitation	48.5 mm (1.9 in)	31 of 100 (Routine)
Chilapa (Dge)	Mexico	Record high maximum temperature	31.7 C (89.1 F)	30 of 100 (Routine)
Visby_Flygplats	Sweden	Record high minimum temperature	17.5 C (63.5 F)	30 of 100 (Routine)
Halmstad	Sweden	Record high minimum temperature	17.0 C (62.6 F)	30 of 100 (Routine)
Chambersburg 1 ESE	United States	Record low maximum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Forthside Research Station	Australia	Record daily precipitation	54.4 mm (2.1 in)	29 of 100 (Routine)
Vallecitos	Mexico	Record daily precipitation	122.4 mm (4.8 in)	29 of 100 (Routine)

Counts by Type and Timescale

801 records

Records set or tied on 30 August 2002 by type: Highest daily maximum 162, Lowest daily maximum 140, Highest daily minimum 236, Lowest daily minimum 101, Heaviest daily rainfall 162.

Records on 30 August 2002 by type
Record type	Records
Highest daily maximum	162
Lowest daily maximum	140
Highest daily minimum	236
Lowest daily minimum	101
Heaviest daily rainfall	162
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 30 August 2002 by timescale: all-time 0, monthly 28, daily 773.

How Much Records Were Beaten By

587 broken records

Margins by which the 587 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.5. Ties are not counted.

Top 20 by Significance

30 August 2002

Top 20 records on 30 August 2002 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 August 2002	Mwanza, TZ	monthly rain	152.1 mm (6.0 in)	56.5 mm (2.2 in)	38 years	62 of 100 (Major)
30 August 2002	Ulverstone (Knights Road), AU	daily rain	43.4 mm (1.7 in)	14.2 mm (0.6 in)	111 years	57 of 100 (Notable)
30 August 2002	Las Bayas, MX	daily low min	-7.2 C (19.0 F)	10.0 C (18.0 F)	32 years	51 of 100 (Notable)
30 August 2002	Brooklet 1 W, US	daily rain	89.4 mm (3.5 in)	54.1 mm (2.1 in)	49 years	51 of 100 (Notable)
30 August 2002	Moorefield 1 SSE, US	daily low max	18.9 C (66.0 F)	4.4 C (7.9 F)	97 years	51 of 100 (Notable)
30 August 2002	Hampshire (Neena Road), AU	daily rain	49.2 mm (1.9 in)	17.7 mm (0.7 in)	84 years	49 of 100 (Notable)
30 August 2002	Chilapa (Dge), MX	daily high min	21.7 C (71.1 F)	3.9 C (7.0 F)	47 years	49 of 100 (Notable)
30 August 2002	Carrington 4 N, US	daily rain	50.8 mm (2.0 in)	43.4 mm (1.7 in)	20 years	49 of 100 (Notable)
30 August 2002	Naze, JP	daily rain	224.0 mm (8.8 in)	130.5 mm (5.1 in)	24 years	47 of 100 (Notable)
30 August 2002	Madera, MX	daily high max	35.0 C (95.0 F)	3.3 C (5.9 F)	80 years	45 of 100 (Notable)
30 August 2002	Walsh 1 W, US	daily rain	63.8 mm (2.5 in)	29.5 mm (1.2 in)	57 years	44 of 100 (Notable)
30 August 2002	Richfield, US	daily rain	25.9 mm (1.0 in)	11.2 mm (0.4 in)	85 years	43 of 100 (Notable)
30 August 2002	Wauchula, US	daily rain	77.0 mm (3.0 in)	23.2 mm (0.9 in)	64 years	42 of 100 (Notable)
30 August 2002	Lowell, US	daily rain	39.4 mm (1.6 in)	10.2 mm (0.4 in)	84 years	42 of 100 (Notable)
30 August 2002	Charlotteburg Rsvr, US	daily low max	15.6 C (60.1 F)	1.1 C (2.0 F)	99 years	42 of 100 (Notable)
30 August 2002	Waverly, US	daily low max	16.1 C (61.0 F)	1.1 C (2.0 F)	99 years	41 of 100 (Notable)
30 August 2002	Flemington 5 NNW, US	daily low max	16.7 C (62.1 F)	1.1 C (2.0 F)	91 years	40 of 100 (Notable)
30 August 2002	Addison, US	daily low max	16.1 C (61.0 F)	0.6 C (1.1 F)	99 years	40 of 100 (Notable)
30 August 2002	Dublin 2SE, US	daily low min	11.1 C (52.0 F)	1.1 C (2.0 F)	84 years	40 of 100 (Notable)
30 August 2002	Lorinna, AU	daily rain	32.2 mm (1.3 in)	6.8 mm (0.27 in)	84 years	39 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

1806 to 2002

Records set or tied on this calendar date in each year from 1806 to 2002. 2002 had 801 records.

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

Records on 08-30 in each year
Year	Records
1806	1
1807	4
1813	1
1814	2
1827	1
1829	1
1835	1
1838	1
1839	1
1845	4
1850	1
1851	2
1855	1
1857	1
1859	1
1864	2
1867	1
1869	1
1870	2
1874	1
1875	2
1876	1
1877	2
1878	1
1880	4
1881	2
1882	1
1884	1
1885	5
1886	7
1887	1
1888	1
1889	2
1890	5
1891	1
1892	3
1893	3
1894	2
1895	1
1896	1
1897	3
1898	3
1899	2
1900	6
1901	8
1902	12
1903	19
1904	13
1905	23
1906	29
1907	8
1908	10
1909	37
1910	15
1911	41
1912	60
1913	22
1914	23
1915	47
1916	17
1917	50
1918	45
1919	17
1920	78
1921	100
1922	65
1923	61
1924	283
1925	167
1926	173
1927	109
1928	327
1929	208
1930	245
1931	192
1932	1,102
1933	274
1934	519
1935	476
1936	191
1937	418
1938	233
1939	401
1940	346
1941	422
1942	385
1943	487
1944	491
1945	455
1946	545
1947	599
1948	519
1949	240
1950	481
1951	1,091
1952	316
1953	1,124
1954	516
1955	417
1956	479
1957	321
1958	363
1959	546
1960	356
1961	573
1962	387
1963	442
1964	422
1965	1,118
1966	500
1967	536
1968	729
1969	522
1970	423
1971	443
1972	579
1973	646
1974	838
1975	664
1976	679
1977	665
1978	825
1979	517
1980	572
1981	684
1982	770
1983	696
1984	1,127
1985	629
1986	1,768
1987	638
1988	881
1989	791
1990	983
1991	938
1992	1,697
1993	1,200
1994	601
1995	940
1996	1,385
1997	960
1998	1,278
1999	864
2000	1,189
2001	750
2002	801
2003	1,226
2004	1,087
2005	1,500
2006	989
2007	1,300
2008	678
2009	1,251
2010	1,552
2011	994
2012	1,087
2013	644
2014	558
2015	1,074
2016	552
2017	924
2018	616
2019	755
2020	671
2021	429
2022	1,077
2023	651
2024	912
2025	324
2026	733

Download the Data

Data for records on 2002-08-30: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	571
20 to 40	11
40 to 60	4
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	1