Weather Records on 15 December 2020
400 weather records were set or tied worldwide on 15 December 2020. Highest significance: Lower Bucca, AU.
Key Facts for 15 December 2020
- On 15 December 2020, 400 weather records were set or tied at long-record stations worldwide.
- 128 were record highs and 62 were record lows, counting maximum and minimum temperature.
- By timescale, 0 were all-time records, 13 monthly and 387 daily.
- Lower Bucca set a daily record precipitation of 170.2 mm (6.7 in) on 15 December 2020.
- Across 168 earlier years (1793 to 2025) the same calendar date averaged 456 records.
Record Map
400 stations| Station | Country | Type | Value | Significance |
|---|---|---|---|---|
| Lower Bucca | Australia | Record daily precipitation | 170.2 mm (6.7 in) | 76 of 100 (Major) |
| Nimbin Post Office | Australia | Record daily precipitation | 138.0 mm (5.4 in) | 74 of 100 (Major) |
| Coramba (Glenfiddich) | Australia | Record daily precipitation | 151.8 mm (6.0 in) | 67 of 100 (Major) |
| Numinbah | Australia | Record daily precipitation | 179.0 mm (7.0 in) | 65 of 100 (Major) |
| Nymboida (Armidale Road) | Australia | Record daily precipitation | 142.0 mm (5.6 in) | 64 of 100 (Major) |
| Meldrum (Coolawarrah) | Australia | Record daily precipitation | 154.0 mm (6.1 in) | 64 of 100 (Major) |
| Murwillumbah (Taleswood) | Australia | Record daily precipitation | 139.2 mm (5.5 in) | 63 of 100 (Major) |
| Coffs Harbour Mo | Australia | Record daily precipitation | 116.1 mm (4.6 in) | 63 of 100 (Major) |
| Glen Elgin (Glenbrook) | Australia | Record daily precipitation | 87.2 mm (3.4 in) | 61 of 100 (Major) |
| Chillingham | Australia | Record daily precipitation | 160.0 mm (6.3 in) | 61 of 100 (Major) |
| Coraki Post Office | Australia | Record daily precipitation | 100.0 mm (3.9 in) | 61 of 100 (Major) |
| Upper Mongogarie (Marangaroo) | Australia | Record daily precipitation | 186.6 mm (7.3 in) | 61 of 100 (Major) |
| Doon Doon (McCabes Road) | Australia | Record daily precipitation | 152.0 mm (6.0 in) | 60 of 100 (Major) |
| Kangaroo Creek (Hayfield) | Australia | Record daily precipitation | 91.0 mm (3.6 in) | 60 of 100 (Major) |
| Orama (Darkwood Road) | Australia | Record daily precipitation | 136.0 mm (5.4 in) | 59 of 100 (Notable) |
| Wells | United States | Record daily snowfall | 15.2 cm (6.0 in) | 58 of 100 (Notable) |
| Bialystok | Poland | Record daily precipitation | 30.0 mm (1.2 in) | 57 of 100 (Notable) |
| Mt Tamborine Fern St | Australia | Record daily precipitation | 107.0 mm (4.2 in) | 56 of 100 (Notable) |
| Grafton South (South Grafton | Australia | Record daily precipitation | 124.6 mm (4.9 in) | 56 of 100 (Notable) |
| Lillian Rock (Williams Road) | Australia | Record daily precipitation | 194.0 mm (7.6 in) | 56 of 100 (Notable) |
| Rocky Ford 2 SE | United States | Record daily snowfall | 12.7 cm (5.0 in) | 56 of 100 (Notable) |
| New Italy (Vineyard Haven) | Australia | Record daily precipitation | 86.4 mm (3.4 in) | 55 of 100 (Notable) |
| Halfway Creek (Pacific Hwy) | Australia | Record daily precipitation | 184.0 mm (7.2 in) | 55 of 100 (Notable) |
| Leigh (Rolling Acres) | Australia | Record daily precipitation | 144.0 mm (5.7 in) | 55 of 100 (Notable) |
| Tyringham (Glenferneigh (Ring | Australia | Record daily precipitation | 105.0 mm (4.1 in) | 55 of 100 (Notable) |
| Springbrook Road | Australia | Record daily precipitation | 158.0 mm (6.2 in) | 53 of 100 (Notable) |
| Brays Creek (Misty Mountain) | Australia | Record daily precipitation | 173.0 mm (6.8 in) | 53 of 100 (Notable) |
| Clunes (Main Rd) | Australia | Record daily precipitation | 89.0 mm (3.5 in) | 53 of 100 (Notable) |
| The Channon | Australia | Record daily precipitation | 104.4 mm (4.1 in) | 53 of 100 (Notable) |
| Meerschaum Vale (Jenbetdaph) | Australia | Record daily precipitation | 105.0 mm (4.1 in) | 53 of 100 (Notable) |
| Woolners Arm | Australia | Record daily precipitation | 71.0 mm (2.8 in) | 52 of 100 (Notable) |
| Cangai (Smelter Creek) | Australia | Record daily precipitation | 174.4 mm (6.9 in) | 51 of 100 (Notable) |
| Tweed Heads Golf Club | Australia | Record daily precipitation | 74.6 mm (2.9 in) | 51 of 100 (Notable) |
| Bowraville Recreation Club | Australia | Record daily precipitation | 108.0 mm (4.3 in) | 51 of 100 (Notable) |
| Nana Glen (Cowling Close) | Australia | Record daily precipitation | 168.0 mm (6.6 in) | 50 of 100 (Notable) |
| Yarras (Mount Seaview) | Australia | Record daily precipitation | 103.2 mm (4.1 in) | 50 of 100 (Notable) |
| Pontevedra | Spain | Record daily precipitation | 82.2 mm (3.2 in) | 50 of 100 (Notable) |
| Tryvasshogda | Norway | Record daily precipitation | 31.1 mm (1.2 in) | 49 of 100 (Notable) |
| Rosebank (Repentance Creek) | Australia | Record daily precipitation | 97.0 mm (3.8 in) | 48 of 100 (Notable) |
| Byron Bay (Jacaranda Drive) | Australia | Record daily precipitation | 87.2 mm (3.4 in) | 45 of 100 (Notable) |
| Brooweena Lahey St | Australia | Record daily precipitation | 98.0 mm (3.9 in) | 44 of 100 (Notable) |
| Brushgrove Post Office | Australia | Record daily precipitation | 75.0 mm (3.0 in) | 44 of 100 (Notable) |
| Yamba Pilot Station | Australia | Record daily precipitation | 66.8 mm (2.6 in) | 43 of 100 (Notable) |
| Thumb Creek (Figtree) | Australia | Record daily precipitation | 155.2 mm (6.1 in) | 43 of 100 (Notable) |
| Hugoton | United States | Record snow depth | 22.9 cm (9.0 in) | 43 of 100 (Notable) |
| Mummulgum (Bingeebeebra) | Australia | Record daily precipitation | 68.0 mm (2.7 in) | 42 of 100 (Notable) |
| Harwood Island (Harwood Sugar | Australia | Record daily precipitation | 80.4 mm (3.2 in) | 41 of 100 (Notable) |
| Riverton | United States | Record daily snowfall | 5.8 cm (2.3 in) | 41 of 100 (Notable) |
| Mullumbimby (Fairview Farm) | Australia | Record daily precipitation | 73.0 mm (2.9 in) | 40 of 100 (Notable) |
| Kunghur (the Junction) | Australia | Record daily precipitation | 96.0 mm (3.8 in) | 40 of 100 (Notable) |
| Meade | United States | Record snow depth | 27.9 cm (11.0 in) | 40 of 100 (Notable) |
| Orienta 1SSW | United States | Record snow depth | 10.2 cm (4.0 in) | 40 of 100 (Notable) |
| John Martin Dam | United States | Record daily snowfall | 5.3 cm (2.1 in) | 39 of 100 (Notable) |
| Vienna | United States | Record daily precipitation | 31.2 mm (1.2 in) | 39 of 100 (Notable) |
| Mount Cotton West | Australia | Record daily precipitation | 55.0 mm (2.2 in) | 38 of 100 (Notable) |
| Tabulam (Muirne) | Australia | Record daily precipitation | 68.4 mm (2.7 in) | 37 of 100 (Notable) |
| Toorooka (Moparrabah) | Australia | Record daily precipitation | 65.2 mm (2.6 in) | 37 of 100 (Notable) |
| Daly Waters AWS | Australia | Record daily precipitation | 35.8 mm (1.4 in) | 36 of 100 (Notable) |
| Wooli Beach | Australia | Record daily precipitation | 69.8 mm (2.7 in) | 36 of 100 (Notable) |
| Ft Ross | United States | Record high maximum temperature | 20.6 C (69.1 F) | 36 of 100 (Notable) |
Counts by Type and Timescale
400 records| Record type | Records |
|---|---|
| Highest daily maximum | 51 |
| Lowest daily maximum | 33 |
| Highest daily minimum | 77 |
| Lowest daily minimum | 29 |
| Heaviest daily rainfall | 157 |
| Heaviest daily snowfall | 33 |
| Deepest snow cover | 20 |
| Timescale | Records |
|---|---|
| all-time | 0 |
| monthly | 13 |
| daily | 387 |
How Much Records Were Beaten By
343 broken records| Margin | Records |
|---|---|
| 0 to 20 | 258 |
| 20 to 40 | 31 |
| 40 to 60 | 17 |
| 60 to 80 | 17 |
| 80 to 100 | 5 |
| 100 to 120 | 7 |
| 120 to 140 | 6 |
| 140 to 160 | 2 |
Top 20 by Significance
15 December 2020| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 15 December 2020 | Lower Bucca, AU | daily rain | 170.2 mm (6.7 in) | 103.9 mm (4.1 in) | 89 years | 76 of 100 (Major) |
| 15 December 2020 | Nimbin Post Office, AU | daily rain | 138.0 mm (5.4 in) | 105.5 mm (4.2 in) | 83 years | 74 of 100 (Major) |
| 15 December 2020 | Coramba (Glenfiddich), AU | daily rain | 151.8 mm (6.0 in) | 120.0 mm (4.7 in) | 59 years | 67 of 100 (Major) |
| 15 December 2020 | Numinbah, AU | daily rain | 179.0 mm (7.0 in) | 121.8 mm (4.8 in) | 55 years | 65 of 100 (Major) |
| 15 December 2020 | Nymboida (Armidale Road), AU | daily rain | 142.0 mm (5.6 in) | 97.8 mm (3.9 in) | 49 years | 64 of 100 (Major) |
| 15 December 2020 | Meldrum (Coolawarrah), AU | daily rain | 154.0 mm (6.1 in) | 88.5 mm (3.5 in) | 58 years | 64 of 100 (Major) |
| 15 December 2020 | Murwillumbah (Taleswood), AU | daily rain | 139.2 mm (5.5 in) | 104.9 mm (4.1 in) | 55 years | 63 of 100 (Major) |
| 15 December 2020 | Coffs Harbour Mo, AU | daily rain | 116.1 mm (4.6 in) | 67.1 mm (2.6 in) | 65 years | 63 of 100 (Major) |
| 15 December 2020 | Glen Elgin (Glenbrook), AU | daily rain | 87.2 mm (3.4 in) | 26.7 mm (1.1 in) | 102 years | 61 of 100 (Major) |
| 15 December 2020 | Chillingham, AU | daily rain | 160.0 mm (6.3 in) | 125.7 mm (4.9 in) | 49 years | 61 of 100 (Major) |
| 15 December 2020 | Coraki Post Office, AU | daily rain | 100.0 mm (3.9 in) | 47.7 mm (1.9 in) | 83 years | 61 of 100 (Major) |
| 15 December 2020 | Upper Mongogarie (Marangaroo), AU | monthly rain | 186.6 mm (7.3 in) | 83.0 mm (3.3 in) | 29 years | 61 of 100 (Major) |
| 15 December 2020 | Doon Doon (McCabes Road), AU | daily rain | 152.0 mm (6.0 in) | 125.3 mm (4.9 in) | 49 years | 60 of 100 (Major) |
| 15 December 2020 | Kangaroo Creek (Hayfield), AU | daily rain | 91.0 mm (3.6 in) | 60.0 mm (2.4 in) | 49 years | 60 of 100 (Major) |
| 15 December 2020 | Orama (Darkwood Road), AU | daily rain | 136.0 mm (5.4 in) | 87.0 mm (3.4 in) | 49 years | 59 of 100 (Notable) |
| 15 December 2020 | Wells, US | daily snowfall | 15.2 cm (6.0 in) | 11.4 cm (4.5 in) | 86 years | 58 of 100 (Notable) |
| 15 December 2020 | Bialystok, PL | monthly rain | 30.0 mm (1.2 in) | 6.9 mm (0.27 in) | 66 years | 57 of 100 (Notable) |
| 15 December 2020 | Mt Tamborine Fern St, AU | daily rain | 107.0 mm (4.2 in) | 46.8 mm (1.8 in) | 74 years | 56 of 100 (Notable) |
| 15 December 2020 | Grafton South (South Grafton, AU | daily rain | 124.6 mm (4.9 in) | 91.6 mm (3.6 in) | 37 years | 56 of 100 (Notable) |
| 15 December 2020 | Lillian Rock (Williams Road), AU | daily rain | 194.0 mm (7.6 in) | 147.0 mm (5.8 in) | 39 years | 56 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
1793 to 2020| Year | Records |
|---|---|
| 1793 | 1 |
| 1796 | 1 |
| 1798 | 1 |
| 1800 | 1 |
| 1808 | 3 |
| 1810 | 1 |
| 1814 | 3 |
| 1815 | 1 |
| 1825 | 1 |
| 1831 | 1 |
| 1840 | 2 |
| 1844 | 2 |
| 1846 | 3 |
| 1847 | 1 |
| 1854 | 3 |
| 1859 | 2 |
| 1863 | 1 |
| 1864 | 1 |
| 1866 | 1 |
| 1867 | 2 |
| 1868 | 1 |
| 1869 | 1 |
| 1870 | 1 |
| 1873 | 1 |
| 1874 | 1 |
| 1878 | 4 |
| 1879 | 2 |
| 1880 | 2 |
| 1881 | 3 |
| 1882 | 2 |
| 1883 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1889 | 3 |
| 1890 | 1 |
| 1891 | 2 |
| 1892 | 4 |
| 1893 | 1 |
| 1894 | 4 |
| 1895 | 1 |
| 1896 | 5 |
| 1897 | 2 |
| 1899 | 12 |
| 1900 | 5 |
| 1901 | 21 |
| 1902 | 3 |
| 1903 | 7 |
| 1904 | 9 |
| 1905 | 6 |
| 1906 | 9 |
| 1907 | 10 |
| 1908 | 5 |
| 1909 | 5 |
| 1910 | 4 |
| 1911 | 23 |
| 1912 | 42 |
| 1913 | 13 |
| 1914 | 239 |
| 1915 | 180 |
| 1916 | 40 |
| 1917 | 40 |
| 1918 | 54 |
| 1919 | 28 |
| 1920 | 35 |
| 1921 | 26 |
| 1922 | 65 |
| 1923 | 132 |
| 1924 | 358 |
| 1925 | 187 |
| 1926 | 226 |
| 1927 | 235 |
| 1928 | 388 |
| 1929 | 500 |
| 1930 | 160 |
| 1931 | 284 |
| 1932 | 385 |
| 1933 | 796 |
| 1934 | 199 |
| 1935 | 140 |
| 1936 | 286 |
| 1937 | 310 |
| 1938 | 100 |
| 1939 | 637 |
| 1940 | 464 |
| 1941 | 373 |
| 1942 | 385 |
| 1943 | 486 |
| 1944 | 281 |
| 1945 | 420 |
| 1946 | 521 |
| 1947 | 634 |
| 1948 | 1,239 |
| 1949 | 135 |
| 1950 | 292 |
| 1951 | 962 |
| 1952 | 367 |
| 1953 | 270 |
| 1954 | 413 |
| 1955 | 371 |
| 1956 | 531 |
| 1957 | 304 |
| 1958 | 531 |
| 1959 | 560 |
| 1960 | 313 |
| 1961 | 883 |
| 1962 | 979 |
| 1963 | 670 |
| 1964 | 371 |
| 1965 | 759 |
| 1966 | 275 |
| 1967 | 948 |
| 1968 | 510 |
| 1969 | 352 |
| 1970 | 215 |
| 1971 | 1,739 |
| 1972 | 1,159 |
| 1973 | 615 |
| 1974 | 511 |
| 1975 | 1,230 |
| 1976 | 349 |
| 1977 | 963 |
| 1978 | 499 |
| 1979 | 560 |
| 1980 | 1,085 |
| 1981 | 1,243 |
| 1982 | 831 |
| 1983 | 1,229 |
| 1984 | 1,397 |
| 1985 | 1,077 |
| 1986 | 502 |
| 1987 | 1,740 |
| 1988 | 519 |
| 1989 | 2,753 |
| 1990 | 846 |
| 1991 | 636 |
| 1992 | 1,263 |
| 1993 | 734 |
| 1994 | 676 |
| 1995 | 848 |
| 1996 | 727 |
| 1997 | 1,521 |
| 1998 | 1,216 |
| 1999 | 621 |
| 2000 | 1,154 |
| 2001 | 1,026 |
| 2002 | 831 |
| 2003 | 846 |
| 2004 | 795 |
| 2005 | 953 |
| 2006 | 1,491 |
| 2007 | 973 |
| 2008 | 1,789 |
| 2009 | 930 |
| 2010 | 1,705 |
| 2011 | 780 |
| 2012 | 1,058 |
| 2013 | 701 |
| 2014 | 1,045 |
| 2015 | 1,398 |
| 2016 | 1,024 |
| 2017 | 332 |
| 2018 | 539 |
| 2019 | 547 |
| 2020 | 400 |
| 2021 | 1,182 |
| 2022 | 1,057 |
| 2023 | 794 |
| 2024 | 369 |
| 2025 | 2,115 |
Download the Data
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 . Last revised (2026-10-16).