The record book
December
107 Decembers on record at the Grand Marais cooperative weather station (NWS COOP 213282). An average December runs a high of 28° and a low of 11° with 1.20 inches of rain and 11.9 inches of snow. The warmest was 1923, the coldest 1917, the wettest 2022 with 3.92 inches, the snowiest 2021 with 35.0 inches.
December last year
31 days reportedMean high25°normal 26°; the warmest December on record ran 38°
Mean low7°normal 13°; the coldest ran -3°
Rain1.26innormal 1.46 in
Snow6.3innormal 13.4 in
Every December
Mean high that DecemberAverage of every December, 28°Orange: the warmest, 1923.
December by year
| Year | Mean high | Mean low | Hottest day | Coldest | Rain | Snow | Days |
|---|---|---|---|---|---|---|---|
| 2025 | 25° | 7° | 45° Dec 17 | -10° Dec 13 | 1.26 | 6.3 | 31 |
| 2024 | 29° | 17° | 41° Dec 28 | -9° Dec 13 | 1.85 | 12.8 | 31 |
| 2023 | 38° | 26° | 46° Dec 29 | 10° Dec 19 | 1.61 | 0.0 | 31 |
| 2022 | 27° | 10° | 38° Dec 16 | -14° Dec 24 | 3.92wettest | 19.1 | 31 |
| 2021 | 31° | 13° | 43° Dec 2 | -6° Dec 22 | 2.62 | 35.0snowiest | 31 |
| 2020 | 30° | 15° | 50° Dec 10 | -6° Dec 29 | 0.82 | 10.7 | 31 |
| 2019 | 29° | 13° | 40° Dec 23 | -12° Dec 19 | 1.84 | 19.0 | 31 |
| 2018 | 31° | 16° | 45° Dec 15 | -2° Dec 29 | 1.35 | 11.5 | 31 |
| 2017 | 22° | 7° | 42° Dec 1 | -18° Dec 26 | 1.14 | 14.5 | 31 |
| 2016 | 26° | 12° | 41° Dec 6 | -13° Dec 18 | 2.69 | 19.0 | 31 |
| 2015 | 33° | 22° | 42° Dec 6 | 6° Dec 28 | 3.89 | 6.5 | 31 |
| 2014 | 29° | 16° | 41° Dec 14 | -8° Dec 30 | 1.12 | 7.0 | 31 |
| 2013 | 17° | 1° | 33° Dec 3 | -16° Dec 30 | 1.93 | 33.7 | 31 |
| 2012 | 29° | 12° | 43° Dec 7 | -3° Dec 12 | 1.10 | 5.4 | 31 |
| 2010 | 25° | 9° | 37° Dec 30 | -15° Dec 13 | 1.47 | 8.0 | 30 |
| 2009 | 24° | 9° | 35° Dec 25 | -11° Dec 16 | 0.50 | 6.7 | 31 |
| 2008 | 20° | -2° | 35° Dec 27 | -24° Dec 15 | 2.60 | 32.0 | 31 |
| 2007 | 26° | 7° | 37° Dec 20 | -15° Dec 14 | 1.98 | 14.7 | 31 |
| 2006 | 32° | 17° | 41° Dec 9 | -7° Dec 7 | 2.05 | 7.0 | 30 |
| 2005 | 30° | 16° | 40° Dec 22 | 0° Dec 5 | 1.57 | 15.7 | 31 |
| 2004 | 28° | 10° | 44° Dec 4 | -16° Dec 19 | 2.46 | 18.3 | 30 |
| 2003 | 34° | 19° | 43° Dec 28 | 0° Dec 12 | 0.37 | 5.0 | 31 |
| 2002 | 33° | 19° | 40° Dec 15 | 0° Dec 2 | 1.11 | 0.0 | 31 |
| 2001 | 34° | 20° | 46° Dec 6 | 5° Dec 29 | 0.60 | 0.8 | 31 |
| 2000 | 21° | 1° | 38° Dec 4 | -14° Dec 12 | 0.66 | 21.6 | 26 |
| 1999 | 34° | 16° | 45° Dec 3 | -16° Dec 21 | 0.53 | 4.5 | 29 |
| 1998 | 31° | 14° | 47° Dec 3 | -19° Dec 30 | 0.81 | 15.0 | 31 |
| 1997 | 35° | 22° | 47° Dec 18 | -5° Dec 31 | 0.19 | 0.0 | 31 |
| 1996 | 26° | 10° | 38° Dec 13 | -17° Dec 26 | 1.20 | 15.8 | 30 |
| 1995 | 27° | 8° | 39° Dec 5 | -15° Dec 12 | 0.68 | 28.0 | 31 |
| 1994 | 35° | 19° | 45° Dec 2 | -5° Dec 11 | 0.46 | 2.0 | 31 |
| 1993 | 29° | 15° | 42° Dec 13 | -20° Dec 26 | 0.43 | 0.0 | 31 |
| 1992 | 29° | 12° | 39° Dec 15 | -26° Dec 25 | 1.00 | 12.0 | 31 |
| 1991 | 30° | 12° | 40° Dec 10 | -14° Dec 5 | 0.60 | 19.0 | 30 |
| 1990 | 27° | 9° | 50° Dec 9 | -22° Dec 27 | 1.11 | 17.0 | 31 |
| 1989 | 19° | 2° | 38° Dec 5 | -22° Dec 20 | 0.62 | 22.0 | 31 |
| 1988 | 27° | 10° | 44° Dec 5 | -18° Dec 29 | 1.20 | 19.0 | 31 |
| 1987 | 33° | 21° | 39° Dec 7 | 5° Dec 22 | 0.48 | 3.0 | 31 |
| 1986 | 32° | 19° | 39° Dec 1 | -8° Dec 13 | 0.28 | 0.0 | 31 |
| 1985 | 18° | 3° | 29° Dec 7 | -16° Dec 13 | 0.40 | 7.7 | 31 |
| 1984 | 26° | 10° | 46° Dec 16 | -13° Dec 24 | 1.94 | 3.1 | 31 |
| 1983 | 18° | 0° | 32° Dec 11 | -21° Dec 19 | 0.39 | 12.5 | 31 |
| 1982 | 31° | 17° | 51° Dec 3 | -12° Dec 30 | 0.86 | 7.1 | 30 |
| 1981 | 28° | 16° | 38° Dec 21 | -8° Dec 30 | 1.18 | 17.7 | 31 |
| 1980 | 25° | 7° | 45° Dec 28 | -14° Dec 24 | 1.87 | 28.7 | 31 |
| 1979 | 33° | 18° | 47° Dec 28 | -11° Dec 16 | 0.37 | 3.9 | 31 |
| 1978 | 24° | 6° | 35° Dec 15 | -15° Dec 9 | 0.66 | 13.4 | 31 |
| 1977 | 25° | 13° | 39° Dec 16 | -13° Dec 10 | 1.48 | 20.2 | 31 |
| 1976 | 20° | 0° | 42° Dec 14 | -18° Dec 7 | 0.45 | 11.3 | 31 |
| 1975 | 27° | 11° | 43° Dec 5 | -21° Dec 18 | 0.71 | 11.7 | 31 |
| 1974 | 33° | 21° | 38° Dec 2 | 2° Dec 8 | 0.82 | 12.3 | 31 |
| 1973 | 26° | 13° | 39° Dec 3 | -11° Dec 30 | 0.33 | 6.6 | 31 |
| 1972 | 21° | 7° | 33° Dec 21 | -14° Dec 7 | 0.47 | 11.7 | 31 |
| 1971 | 28° | 10° | 37° Dec 5 | -7° Dec 22 | 1.29 | 11.5 | 31 |
| 1970 | 27° | 12° | 43° Dec 1 | -9° Dec 25 | 1.88 | 13.2 | 31 |
| 1969 | 28° | 16° | 40° Dec 2 | -5° Dec 22 | 1.75 | 21.6 | 31 |
| 1968 | 25° | 12° | 40° Dec 1 | -19° Dec 25 | 2.79 | 26.7 | 31 |
| 1967 | 27° | 13° | 44° Dec 21 | -27° Dec 31 | 1.52 | 4.8 | 31 |
| 1966 | 24° | 10° | 39° Dec 6 | -12° Dec 1 | 1.92 | 15.5 | 31 |
| 1965 | 31° | 18° | 39° Dec 9 | -7° Dec 27 | 1.61 | 10.8 | 31 |
| 1964 | 23° | 5° | 38° Dec 12 | -15° Dec 18 | 1.17 | 18.1 | 31 |
| 1963 | 21° | 4° | 40° Dec 6 | -15° Dec 28 | 0.82 | 12.5 | 31 |
| 1962 | 27° | 7° | 55° Dec 2 | -21° Dec 26 | 0.67 | 7.6 | 31 |
| 1961 | 26° | 10° | 43° Dec 4 | -16° Dec 11 | 1.16 | 12.4 | 31 |
| 1960 | 22° | 5° | 45° Dec 5 | -12° Dec 22 | 0.91 | 1.2 | 31 |
| 1959 | 33° | 20° | 43° Dec 16 | 2° Dec 21 | 1.55 | 19.5 | 31 |
| 1958 | 19° | 0° | 36° Dec 26 | -18° Dec 10 | 1.04 | 15.3 | 31 |
| 1957 | 29° | 12° | 42° Dec 15 | -12° Dec 29 | 0.58 | 4.3 | 31 |
| 1956 | 30° | 11° | 43° Dec 19 | -8° Dec 12 | 2.18 | 24.8 | 28 |
| 1955 | 26° | 7° | 38° Dec 28 | -19° Dec 19 | 1.29 | 14.5 | 30 |
| 1954 | 32° | 17° | 39° Dec 23 | 0° Dec 19 | 0.37 | 2.8 | 28 |
| 1953 | 30° | 10° | 41° Dec 25 | -17° Dec 31 | 1.18 | 0.0 | 27 |
| 1952 | 33° | 21° | 42° Dec 2 | -8° Dec 27 | 0.13 | 0.0 | 27 |
| 1951 | 24° | 9° | 52° Dec 3 | -16° Dec 16 | 31 | ||
| 1950 | 26° | 6° | 39° Dec 23 | -12° Dec 25 | 1.01 | 10.6 | 30 |
| 1949 | 30° | 11° | 44° Dec 11 | -13° Dec 24 | 1.40 | 0.0 | 31 |
| 1948 | 33° | 15° | 48° Dec 7 | -9° Dec 25 | 2.49 | 18.0 | 31 |
| 1947 | 31° | 11° | 45° Dec 15 | -11° Dec 19 | 1.93 | 13.9 | 31 |
| 1946 | 27° | 10° | 47° Dec 9 | -18° Dec 31 | 2.46 | 25.2 | 31 |
| 1945 | 23° | 8° | 40° Dec 7 | -12° Dec 18 | 1.12 | 9.6 | 31 |
| 1944 | 26° | 10° | 39° Dec 4 | -14° Dec 21 | 0.56 | 8.1 | 31 |
| 1943 | 30° | 13° | 46° Dec 8 | -14° Dec 14 | 0.16 | 1.4 | 30 |
| 1942 | 23° | 8° | 34° Dec 23 | -16° Dec 19 | 1.00 | 16.1 | 31 |
| 1941 | 32° | 15° | 49° Dec 1 | -9° Dec 11 | 0.43 | 4.6 | 31 |
| 1940 | 30° | 11° | 46° Dec 21 | -16° Dec 3 | 0.31 | 4.0 | 31 |
| 1939 | 35° | 20° | 55° Dec 9 | -8° Dec 30 | 0.06 | 0.0 | 31 |
| 1938 | 33° | 21° | 37° Dec 2 | -4° Dec 14 | 1.91 | 22.0 | 21 |
| 1937 | 24° | 13° | 33° Dec 2 | -4° Dec 6 | 2.43 | 35.9 | 19 |
| 1936 | 32° | 15° | 45° Dec 16 | -16° Dec 7 | 3.68 | 24.0 | 31 |
| 1935 | 28° | 14° | 43° Dec 15 | -13° Dec 20 | 1.61 | 10.5 | 31 |
| 1934 | 26° | 10° | 38° Dec 12 | -21° Dec 26 | 1.60 | 33.0 | 31 |
| 1933 | 22° | 3° | 40° Dec 2 | -27° Dec 25 | 0.87 | 20.5 | 31 |
| 1932 | 27° | 9° | 46° Dec 2 | -23° Dec 8 | 1.25 | 12.5 | 31 |
| 1931 | 35° | 22° | 45° Dec 18 | 1° Dec 7 | 0.57 | 1.0 | 31 |
| 1930 | 29° | 15° | 48° Dec 9 | -10° Dec 1 | 0.65 | 2.0 | 31 |
| 1929 | 23° | 10° | 39° Dec 31 | -11° Dec 18 | 0.80 | 12.0 | 31 |
| 1928 | 32° | 17° | 46° Dec 27 | -8° Dec 21 | 1.00 | 7.0 | 31 |
| 1927 | 24° | 10° | 36° Dec 29 | 0° Dec 18 | 0.60 | 24.0 | 27 |
| 1926 | 27° | 6° | 36° Dec 10 | -21° Dec 15 | 1.95 | 19.5 | 31 |
| 1925 | 27° | 9° | 42° Dec 4 | -15° Dec 26 | 1.20 | 11.0 | 31 |
| 1924 | 23° | 0° | 37° Dec 3 | -25° Dec 27 | 0.49 | 5.6 | 31 |
| 1923 | 38°warmest | 18° | 49° Dec 12 | -12° Dec 31 | 1.40 | 12.5 | 31 |
| 1921 | 29° | 10° | 43° Dec 2 | -24° Dec 24 | 0.37 | 0.0 | 31 |
| 1920 | 34° | 18° | 46° Dec 9 | -5° Dec 24 | 1.40 | 14.0 | 31 |
| 1919 | 21° | 1° | 46° Dec 23 | -25° Dec 17 | 0.07 | 0.7 | 31 |
| 1918 | 31° | 15° | 44° Dec 8 | -4° Dec 30 | 2.30 | 23.0 | 31 |
| 1917 | 20° | -3°coldest | 45° Dec 23 | -34° Dec 26 | 0.75 | 7.5 | 31 |
| 1916 | 24° | 9° | 50° Dec 1 | -11° Dec 18 | 1.38 | 6.1 | 31 |
| 1914 | 31° | 1° | 48° Dec 8 | -15° Dec 12 | 0.36 | 8.1 | 28 |
| 1913 | 50° | 13° | 69° Dec 7 | 7° Dec 19 | 0.00 | 22 |
Every December, newest first. Means are of the days reported; a December with fewer than 25 days is listed with its count and left out of the averages. A year opens that year day by day.
NOAA National Centers for Environmental Information: GHCN-Daily and the U.S. Climate Normals 1991-2020.