Weather Records on 21 December 1991

1,125 weather records were set or tied worldwide on 21 December 1991. Highest significance: Hewitt, US.

Key Facts for 21 December 1991

On 21 December 1991, 1,125 weather records were set or tied at long-record stations worldwide.
276 were record highs and 62 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 70 monthly and 1,052 daily.
Hewitt set a daily record precipitation of 123.7 mm (4.9 in) on 21 December 1991.
Across 158 earlier years (1793 to 2025) the same calendar date averaged 485 records.

Record Map

1,125 stations

1,125 station records on 21 December 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 December 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hewitt	United States	Record daily precipitation	123.7 mm (4.9 in)	75 of 100 (Major)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	52.1 mm (2.1 in)	74 of 100 (Major)
San Saba	United States	Record daily precipitation	82.6 mm (3.3 in)	74 of 100 (Major)
Temple	United States	Record daily precipitation	106.7 mm (4.2 in)	74 of 100 (Major)
Weatherford	United States	Record daily precipitation	83.3 mm (3.3 in)	74 of 100 (Major)
San Jon	United States	Record daily precipitation	45.7 mm (1.8 in)	73 of 100 (Major)
Decatur	United States	Record daily precipitation	66.0 mm (2.6 in)	73 of 100 (Major)
Sonora	United States	Record daily precipitation	52.1 mm (2.1 in)	73 of 100 (Major)
Brazos	United States	Record daily precipitation	48.3 mm (1.9 in)	72 of 100 (Major)
Cameron	United States	Record daily precipitation	154.4 mm (6.1 in)	72 of 100 (Major)
Deming	United States	Record daily precipitation	38.6 mm (1.5 in)	69 of 100 (Major)
Goliad	United States	Record daily precipitation	101.6 mm (4.0 in)	68 of 100 (Major)
Rainbow	United States	Record daily precipitation	121.9 mm (4.8 in)	68 of 100 (Major)
Blanco	United States	Record daily precipitation	91.4 mm (3.6 in)	67 of 100 (Major)
Hillsboro	United States	Record daily precipitation	113.5 mm (4.5 in)	67 of 100 (Major)
Lampasas	United States	Record daily precipitation	128.3 mm (5.1 in)	67 of 100 (Major)
Arlington Six Flags	United States	Record daily precipitation	136.1 mm (5.4 in)	65 of 100 (Major)
Smithville	United States	Record daily precipitation	78.2 mm (3.1 in)	65 of 100 (Major)
Wolfach	Germany	Record daily precipitation	118.7 mm (4.7 in)	63 of 100 (Major)
Capitan	United States	Record snow depth	30.5 cm (12.0 in)	63 of 100 (Major)
Belton Dam	United States	Record daily precipitation	124.0 mm (4.9 in)	63 of 100 (Major)
Boerne	United States	Record daily precipitation	94.2 mm (3.7 in)	63 of 100 (Major)
Fredericksburg	United States	Record daily precipitation	101.6 mm (4.0 in)	63 of 100 (Major)
Marlin	United States	Record daily precipitation	121.9 mm (4.8 in)	63 of 100 (Major)
Corpus Christi	United States	Record daily precipitation	172.0 mm (6.8 in)	63 of 100 (Major)
Kingsville Naas	United States	Record daily precipitation	128.3 mm (5.1 in)	63 of 100 (Major)
Llano	United States	Record daily precipitation	52.1 mm (2.1 in)	62 of 100 (Major)
Freer	United States	Record daily precipitation	153.4 mm (6.0 in)	61 of 100 (Major)
Montcornet	France	Record daily precipitation	25.0 mm (1.0 in)	60 of 100 (Major)
Altastenberg	Germany	Record daily precipitation	57.2 mm (2.3 in)	60 of 100 (Major)
San Simon	United States	Record daily precipitation	43.9 mm (1.7 in)	60 of 100 (Major)
Cresson	United States	Record daily precipitation	113.3 mm (4.5 in)	60 of 100 (Major)
Hallettsville 2 N	United States	Record daily precipitation	141.0 mm (5.6 in)	60 of 100 (Major)
Jarrell	United States	Record daily precipitation	114.3 mm (4.5 in)	60 of 100 (Major)
Lexington	United States	Record daily precipitation	123.7 mm (4.9 in)	60 of 100 (Major)
Aachen	Germany	Record daily precipitation	36.5 mm (1.4 in)	59 of 100 (Notable)
Sion 2	Switzerland	Record daily precipitation	47.0 mm (1.9 in)	59 of 100 (Notable)
Aledo 4 SE	United States	Record daily precipitation	101.6 mm (4.0 in)	59 of 100 (Notable)
Brady	United States	Record daily precipitation	45.5 mm (1.8 in)	59 of 100 (Notable)
Hunt 3 SW	United States	Record daily precipitation	72.9 mm (2.9 in)	59 of 100 (Notable)
Poteet	United States	Record daily precipitation	44.2 mm (1.7 in)	59 of 100 (Notable)
Yorktown	United States	Record daily precipitation	96.5 mm (3.8 in)	59 of 100 (Notable)
Wharton	United States	Record daily precipitation	95.3 mm (3.8 in)	58 of 100 (Notable)
Waurika	United States	Record daily precipitation	45.2 mm (1.8 in)	57 of 100 (Notable)
Benbrook Dam	United States	Record daily precipitation	101.6 mm (4.0 in)	57 of 100 (Notable)
Lyon - St Exupery	France	Record daily precipitation	61.0 mm (2.4 in)	56 of 100 (Notable)
Burnet	United States	Record daily precipitation	66.0 mm (2.6 in)	56 of 100 (Notable)
Richland Springs	United States	Record daily precipitation	52.8 mm (2.1 in)	56 of 100 (Notable)
Oderen	France	Record daily precipitation	94.0 mm (3.7 in)	55 of 100 (Notable)
Crockett	United States	Record daily precipitation	71.1 mm (2.8 in)	55 of 100 (Notable)
Merklingen	Germany	Record daily precipitation	57.9 mm (2.3 in)	54 of 100 (Notable)
Gatesville	United States	Record daily precipitation	88.9 mm (3.5 in)	54 of 100 (Notable)
Luling	United States	Record daily precipitation	106.4 mm (4.2 in)	54 of 100 (Notable)
Taylor	United States	Record daily precipitation	139.7 mm (5.5 in)	54 of 100 (Notable)
Roetgen	Germany	Record daily precipitation	64.6 mm (2.5 in)	53 of 100 (Notable)
Ubachsberg	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	53 of 100 (Notable)
Freudenstadt	Germany	Record daily precipitation	90.3 mm (3.6 in)	52 of 100 (Notable)
Murrhardt	Germany	Record daily precipitation	51.3 mm (2.0 in)	52 of 100 (Notable)
Noorbeek	Netherlands	Record daily precipitation	29.0 mm (1.1 in)	52 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record daily precipitation	88.8 mm (3.5 in)	52 of 100 (Notable)

Counts by Type and Timescale

1,125 records

Records set or tied on 21 December 1991 by type: Highest daily maximum 120, Lowest daily maximum 49, Highest daily minimum 156, Lowest daily minimum 13, Heaviest daily rainfall 746, Heaviest daily snowfall 23, Deepest snow cover 18.

Records on 21 December 1991 by type
Record type	Records
Highest daily maximum	120
Lowest daily maximum	49
Highest daily minimum	156
Lowest daily minimum	13
Heaviest daily rainfall	746
Heaviest daily snowfall	23
Deepest snow cover	18

Records on 21 December 1991 by timescale: all-time 3, monthly 70, daily 1,052.

How Much Records Were Beaten By

984 broken records

Margins by which the 984 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

21 December 1991

Top 20 records on 21 December 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 1991	Hewitt, US	daily rain	123.7 mm (4.9 in)	73.7 mm (2.9 in)	84 years	75 of 100 (Major)
21 December 1991	Kaisersbach-Cronhutte, DE	daily rain	52.1 mm (2.1 in)	30.4 mm (1.2 in)	80 years	74 of 100 (Major)
21 December 1991	San Saba, US	daily rain	82.6 mm (3.3 in)	75.5 mm (3.0 in)	84 years	74 of 100 (Major)
21 December 1991	Temple, US	daily rain	106.7 mm (4.2 in)	88.2 mm (3.5 in)	84 years	74 of 100 (Major)
21 December 1991	Weatherford, US	daily rain	83.3 mm (3.3 in)	63.2 mm (2.5 in)	84 years	74 of 100 (Major)
21 December 1991	San Jon, US	daily rain	45.7 mm (1.8 in)	39.3 mm (1.5 in)	84 years	73 of 100 (Major)
21 December 1991	Decatur, US	daily rain	66.0 mm (2.6 in)	59.6 mm (2.3 in)	84 years	73 of 100 (Major)
21 December 1991	Sonora, US	daily rain	52.1 mm (2.1 in)	51.3 mm (2.0 in)	80 years	73 of 100 (Major)
21 December 1991	Brazos, US	daily rain	48.3 mm (1.9 in)	45.3 mm (1.8 in)	82 years	72 of 100 (Major)
21 December 1991	Cameron, US	monthly rain	154.4 mm (6.1 in)	45.4 mm (1.8 in)	78 years	72 of 100 (Major)
21 December 1991	Deming, US	monthly rain	38.6 mm (1.5 in)	13.7 mm (0.5 in)	78 years	69 of 100 (Major)
21 December 1991	Goliad, US	daily rain	101.6 mm (4.0 in)	83.3 mm (3.3 in)	68 years	68 of 100 (Major)
21 December 1991	Rainbow, US	monthly rain	121.9 mm (4.8 in)	62.2 mm (2.4 in)	44 years	68 of 100 (Major)
21 December 1991	Blanco, US	daily rain	91.4 mm (3.6 in)	73.6 mm (2.9 in)	61 years	67 of 100 (Major)
21 December 1991	Hillsboro, US	daily rain	113.5 mm (4.5 in)	66.5 mm (2.6 in)	64 years	67 of 100 (Major)
21 December 1991	Lampasas, US	daily rain	128.3 mm (5.1 in)	92.7 mm (3.6 in)	61 years	67 of 100 (Major)
21 December 1991	Arlington Six Flags, US	monthly rain	136.1 mm (5.4 in)	74.6 mm (2.9 in)	20 years	65 of 100 (Major)
21 December 1991	Smithville, US	daily rain	78.2 mm (3.1 in)	60.2 mm (2.4 in)	61 years	65 of 100 (Major)
21 December 1991	Wolfach, DE	all-time rain	118.7 mm (4.7 in)	34.7 mm (1.4 in)	5 years	63 of 100 (Major)
21 December 1991	Capitan, US	daily snow depth	30.5 cm (12.0 in)	25.4 cm (10.0 in)	81 years	63 of 100 (Major)

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

1793 to 1991

Records set or tied on this calendar date in each year from 1793 to 1991. 1991 had 1,125 records.

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

Records on 12-21 in each year
Year	Records
1793	1
1794	1
1799	1
1801	2
1808	3
1825	1
1828	1
1839	1
1846	1
1850	1
1855	7
1859	1
1860	1
1868	1
1870	1
1871	2
1874	2
1875	3
1876	1
1877	1
1878	1
1879	1
1880	1
1884	1
1886	3
1889	1
1890	4
1893	4
1894	1
1895	5
1896	3
1897	3
1898	1
1900	8
1901	15
1902	5
1903	25
1904	3
1905	15
1906	15
1907	17
1908	19
1909	20
1910	29
1911	36
1912	23
1913	11
1914	107
1915	43
1916	40
1917	18
1918	41
1919	57
1920	30
1921	104
1922	34
1923	323
1924	377
1925	120
1926	178
1927	147
1928	70
1929	156
1930	66
1931	556
1932	150
1933	581
1934	230
1935	398
1936	323
1937	189
1938	145
1939	140
1940	622
1941	651
1942	968
1943	148
1944	762
1945	396
1946	495
1947	700
1948	297
1949	1,281
1950	504
1951	1,061
1952	197
1953	256
1954	444
1955	888
1956	672
1957	846
1958	516
1959	272
1960	585
1961	254
1962	563
1963	1,137
1964	613
1965	247
1966	400
1967	1,923
1968	818
1969	828
1970	547
1971	680
1972	651
1973	1,292
1974	374
1975	548
1976	446
1977	470
1978	517
1979	558
1980	726
1981	1,476
1982	702
1983	3,324
1984	1,012
1985	979
1986	404
1987	775
1988	717
1989	3,203
1990	2,701
1991	1,125
1992	751
1993	967
1994	793
1995	878
1996	1,114
1997	810
1998	1,142
1999	851
2000	944
2001	650
2002	579
2003	1,103
2004	675
2005	606
2006	1,443
2007	946
2008	1,062
2009	1,097
2010	2,039
2011	653
2012	759
2013	1,029
2014	878
2015	1,173
2016	543
2017	459
2018	742
2019	755
2020	965
2021	323
2022	528
2023	1,170
2024	778
2025	1,099

Download the Data

Data for records on 1991-12-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 50	927
50 to 100	48
100 to 150	5
150 to 200	2
200 to 250	1
250 to 300	1