Weather Records on 29 April 1991

1,138 weather records were set or tied worldwide on 29 April 1991. Highest significance: Arkansas City, US.

Key Facts for 29 April 1991

On 29 April 1991, 1,138 weather records were set or tied at long-record stations worldwide.
449 were record highs and 250 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 95 monthly and 1,034 daily.
Arkansas City set a daily record precipitation of 137.2 mm (5.4 in) on 29 April 1991.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 451 records.

Record Map

1,138 stations

1,138 station records on 29 April 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 April 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Arkansas City	United States	Record daily precipitation	137.2 mm (5.4 in)	73 of 100 (Major)
Wisley	United Kingdom	Record daily precipitation	27.3 mm (1.1 in)	71 of 100 (Major)
Darlington Wwtp	United States	Record daily precipitation	96.5 mm (3.8 in)	69 of 100 (Major)
Winona	United States	Record daily precipitation	63.5 mm (2.5 in)	64 of 100 (Major)
Gilman	United States	Record daily precipitation	46.0 mm (1.8 in)	56 of 100 (Notable)
Hampstead	United Kingdom	Record daily precipitation	33.3 mm (1.3 in)	53 of 100 (Notable)
Eastbourne	United Kingdom	Record daily precipitation	25.3 mm (1.0 in)	53 of 100 (Notable)
Fulton 3 W	United States	Record daily precipitation	110.5 mm (4.4 in)	53 of 100 (Notable)
Vaiden 1 SSW	United States	Record daily precipitation	114.6 mm (4.5 in)	53 of 100 (Notable)
Craters of the Moon	United States	Record daily snowfall	22.9 cm (9.0 in)	52 of 100 (Notable)
Menomonie	United States	Record daily precipitation	58.9 mm (2.3 in)	52 of 100 (Notable)
Clarksdale	United States	Record daily precipitation	104.1 mm (4.1 in)	51 of 100 (Notable)
Edinburg	United States	Record daily precipitation	86.4 mm (3.4 in)	51 of 100 (Notable)
Laurel	United States	Record daily precipitation	112.3 mm (4.4 in)	51 of 100 (Notable)
Mondovi	United States	Record daily precipitation	41.9 mm (1.6 in)	51 of 100 (Notable)
Watertown Rgnl AP	United States	Record daily precipitation	31.0 mm (1.2 in)	51 of 100 (Notable)
Grenada	United States	Record daily precipitation	102.1 mm (4.0 in)	50 of 100 (Notable)
Lyonshall	United Kingdom	Record daily precipitation	31.3 mm (1.2 in)	49 of 100 (Notable)
Bowler	United States	Record daily precipitation	45.7 mm (1.8 in)	48 of 100 (Notable)
Dores Do Manhumirim	Brazil	Record daily precipitation	57.2 mm (2.3 in)	47 of 100 (Notable)
Wellesbourne	United Kingdom	Record daily precipitation	27.2 mm (1.1 in)	46 of 100 (Notable)
Halesowen	United Kingdom	Record daily precipitation	30.4 mm (1.2 in)	46 of 100 (Notable)
Cambridge	United States	Record daily precipitation	28.7 mm (1.1 in)	46 of 100 (Notable)
Loup City	United States	Record daily precipitation	42.7 mm (1.7 in)	46 of 100 (Notable)
Bollerup	Sweden	Record daily precipitation	25.8 mm (1.0 in)	45 of 100 (Notable)
St Mawgan	United Kingdom	Record daily precipitation	25.8 mm (1.0 in)	45 of 100 (Notable)
Alwen	United Kingdom	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Sheffield	United Kingdom	Record daily precipitation	26.6 mm (1.0 in)	45 of 100 (Notable)
Helena	United States	Record daily precipitation	78.5 mm (3.1 in)	44 of 100 (Notable)
Sterlington	United States	Record daily precipitation	124.5 mm (4.9 in)	44 of 100 (Notable)
Brookhaven City	United States	Record daily precipitation	73.7 mm (2.9 in)	44 of 100 (Notable)
Rice Lake	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
New Albany	United States	Record daily precipitation	91.7 mm (3.6 in)	43 of 100 (Notable)
Wooster Exp STN	United States	Record high minimum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Ridgeland 1NNE	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Saint Charles	United States	Record daily precipitation	75.9 mm (3.0 in)	42 of 100 (Notable)
Louisville	United States	Record daily precipitation	88.9 mm (3.5 in)	42 of 100 (Notable)
Alma Dam 4	United States	Record daily precipitation	29.2 mm (1.1 in)	42 of 100 (Notable)
Hancock Exp Farm	United States	Record daily precipitation	34.8 mm (1.4 in)	42 of 100 (Notable)
Bastrop	United States	Record daily precipitation	124.5 mm (4.9 in)	41 of 100 (Notable)
Moorhead	United States	Record daily precipitation	105.7 mm (4.2 in)	41 of 100 (Notable)
Sardis Dam	United States	Record daily precipitation	101.1 mm (4.0 in)	41 of 100 (Notable)
Antigo	United States	Record daily precipitation	36.1 mm (1.4 in)	41 of 100 (Notable)
San Luis San Pedro	Mexico	Record high maximum temperature	40.6 C (105.1 F)	40 of 100 (Notable)
Bude	United Kingdom	Record daily precipitation	36.2 mm (1.4 in)	40 of 100 (Notable)
Buxton	United Kingdom	Record daily precipitation	26.1 mm (1.0 in)	40 of 100 (Notable)
Camden 1	United States	Record daily precipitation	88.4 mm (3.5 in)	40 of 100 (Notable)
Oakley Exp STN	United States	Record daily precipitation	95.3 mm (3.8 in)	40 of 100 (Notable)
Canton	United States	Record daily precipitation	29.5 mm (1.2 in)	40 of 100 (Notable)
Sao Joao de Petropolis	Brazil	Record daily precipitation	45.2 mm (1.8 in)	39 of 100 (Notable)
Keele	United Kingdom	Record daily precipitation	25.3 mm (1.0 in)	39 of 100 (Notable)
Hastings	United Kingdom	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
San Simon	United States	Record low minimum temperature	-2.2 C (28.0 F)	39 of 100 (Notable)
Marianna 2 S	United States	Record daily precipitation	79.2 mm (3.1 in)	39 of 100 (Notable)
Warsaw	United States	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Jeanerette 5 NW	United States	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Slidell	United States	Record daily precipitation	106.2 mm (4.2 in)	39 of 100 (Notable)
Crystal Springs Exp STN	United States	Record daily precipitation	59.7 mm (2.4 in)	39 of 100 (Notable)
Winona 5 E	United States	Record daily precipitation	115.8 mm (4.6 in)	39 of 100 (Notable)
Rothamsted	United Kingdom	Record daily precipitation	34.1 mm (1.3 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,138 records

Records set or tied on 29 April 1991 by type: Highest daily maximum 110, Lowest daily maximum 57, Highest daily minimum 339, Lowest daily minimum 193, Heaviest daily rainfall 420, Heaviest daily snowfall 15, Deepest snow cover 4.

Records on 29 April 1991 by type
Record type	Records
Highest daily maximum	110
Lowest daily maximum	57
Highest daily minimum	339
Lowest daily minimum	193
Heaviest daily rainfall	420
Heaviest daily snowfall	15
Deepest snow cover	4

Records on 29 April 1991 by timescale: all-time 9, monthly 95, daily 1,034.

How Much Records Were Beaten By

883 broken records

Margins by which the 883 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

29 April 1991

Top 20 records on 29 April 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 April 1991	Arkansas City, US	daily rain	137.2 mm (5.4 in)	76.2 mm (3.0 in)	78 years	73 of 100 (Major)
29 April 1991	Wisley, GB	daily rain	27.3 mm (1.1 in)	16.9 mm (0.7 in)	77 years	71 of 100 (Major)
29 April 1991	Darlington Wwtp, US	monthly rain	96.5 mm (3.8 in)	35.0 mm (1.4 in)	41 years	69 of 100 (Major)
29 April 1991	Winona, US	daily rain	63.5 mm (2.5 in)	36.3 mm (1.4 in)	50 years	64 of 100 (Major)
29 April 1991	Gilman, US	daily rain	46.0 mm (1.8 in)	22.4 mm (0.9 in)	81 years	56 of 100 (Notable)
29 April 1991	Hampstead, GB	monthly rain	33.3 mm (1.3 in)	12.2 mm (0.5 in)	27 years	53 of 100 (Notable)
29 April 1991	Eastbourne, GB	daily rain	25.3 mm (1.0 in)	10.7 mm (0.4 in)	64 years	53 of 100 (Notable)
29 April 1991	Fulton 3 W, US	daily rain	110.5 mm (4.4 in)	64.5 mm (2.5 in)	28 years	53 of 100 (Notable)
29 April 1991	Vaiden 1 SSW, US	daily rain	114.6 mm (4.5 in)	74.0 mm (2.9 in)	36 years	53 of 100 (Notable)
29 April 1991	Craters of the Moon, US	daily snowfall	22.9 cm (9.0 in)	22.9 cm (9.0 in)	32 years	52 of 100 (Notable)
29 April 1991	Menomonie, US	daily rain	58.9 mm (2.3 in)	41.9 mm (1.6 in)	28 years	52 of 100 (Notable)
29 April 1991	Clarksdale, US	daily rain	104.1 mm (4.1 in)	64.7 mm (2.5 in)	18 years	51 of 100 (Notable)
29 April 1991	Edinburg, US	daily rain	86.4 mm (3.4 in)	45.0 mm (1.8 in)	72 years	51 of 100 (Notable)
29 April 1991	Laurel, US	daily rain	112.3 mm (4.4 in)	53.9 mm (2.1 in)	54 years	51 of 100 (Notable)
29 April 1991	Mondovi, US	daily rain	41.9 mm (1.6 in)	21.6 mm (0.9 in)	73 years	51 of 100 (Notable)
29 April 1991	Watertown Rgnl AP, US	daily rain	31.0 mm (1.2 in)	13.2 mm (0.5 in)	90 years	51 of 100 (Notable)
29 April 1991	Grenada, US	daily rain	102.1 mm (4.0 in)	50.0 mm (2.0 in)	58 years	50 of 100 (Notable)
29 April 1991	Lyonshall, GB	daily rain	31.3 mm (1.2 in)	24.7 mm (1.0 in)	22 years	49 of 100 (Notable)
29 April 1991	Bowler, US	daily rain	45.7 mm (1.8 in)	38.3 mm (1.5 in)	16 years	48 of 100 (Notable)
29 April 1991	Dores Do Manhumirim, BR	daily rain	57.2 mm (2.3 in)	39.7 mm (1.6 in)	18 years	47 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

1795 to 1991

Records set or tied on this calendar date in each year from 1795 to 1991. 1991 had 1,138 records.

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

Records on 04-29 in each year
Year	Records
1795	1
1800	1
1806	1
1814	3
1817	1
1833	1
1839	1
1842	1
1851	2
1861	2
1862	2
1863	1
1870	1
1871	1
1872	1
1874	6
1875	3
1876	1
1878	2
1879	2
1881	1
1882	1
1883	1
1885	1
1886	2
1887	1
1888	5
1889	1
1890	6
1891	6
1892	5
1894	2
1895	6
1896	1
1897	4
1898	2
1899	8
1900	3
1901	3
1902	4
1903	9
1904	10
1905	5
1906	4
1907	21
1908	12
1909	61
1910	23
1911	28
1912	10
1913	62
1914	34
1915	20
1916	16
1917	41
1918	9
1919	67
1920	57
1921	78
1922	82
1923	109
1924	83
1925	161
1926	373
1927	124
1928	255
1929	104
1930	162
1931	545
1932	126
1933	285
1934	507
1935	455
1936	269
1937	417
1938	322
1939	364
1940	393
1941	344
1942	610
1943	364
1944	334
1945	327
1946	188
1947	384
1948	765
1949	499
1950	834
1951	740
1952	924
1953	494
1954	1,215
1955	672
1956	1,055
1957	530
1958	951
1959	780
1960	274
1961	390
1962	724
1963	720
1964	310
1965	559
1966	569
1967	896
1968	934
1969	492
1970	1,869
1971	387
1972	413
1973	491
1974	825
1975	505
1976	873
1977	723
1978	360
1979	702
1980	654
1981	1,176
1982	547
1983	888
1984	1,162
1985	888
1986	687
1987	1,722
1988	971
1989	863
1990	1,292
1991	1,138
1992	1,885
1993	846
1994	1,580
1995	746
1996	1,217
1997	1,222
1998	972
1999	840
2000	1,156
2001	838
2002	1,166
2003	816
2004	836
2005	1,041
2006	849
2007	1,002
2008	1,370
2009	901
2010	962
2011	631
2012	951
2013	805
2014	902
2015	526
2016	633
2017	1,155
2018	762
2019	653
2020	1,008
2021	790
2022	450
2023	882
2024	585
2025	529
2026	297

Download the Data

Data for records on 1991-04-29: 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 50	864
50 to 100	18
100 to 150	0
150 to 200	0
200 to 250	1