Weather on December 8
Boulder, CO
55 Years of Data
Avg High
45°F
Avg Low
21°F
Warmest
1996
53°F avg
Coldest
1978
-7°F avg
About This Date
December 8th in Boulder, CO typically brings chilly winter weather, with average highs around 45°F and lows near 21°F. Over 55 years of records, the warmest December 8th was in 1996 (53°F average), while the coldest was 1978 (-7°F) — a 60°F range across recorded history. Precipitation has occurred on 27% of recorded December 8th dates, with snow falling 25% of the time (heaviest snowfall: 4.3"). The last decade has been 5.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.2°F warmer on this date compared to 20-30 years ago.
Planning for December 8th in Boulder, CO? Bring layers as temperatures can vary throughout the day. Check road conditions if traveling, as snow is possible.
Warming Trend
1.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 32° | 43° | — | — |
| 2024 | 61° | 34° | 47° | — | — |
| 2023 | 45° | 28° | 37° | — | — |
| 2022 | 45° | 27° | 36° | — | — |
| 2021 | 55° | 28° | 42° | — | — |
| 2020 | 59° | 32° | 46° | — | — |
| 2019 | 55° | 34° | 44° | — | — |
| 2018 | 46° | 21° | 34° | — | — |
| 2017 | 60° | 32° | 46° | — | — |
| 2016 | 20° | -3° | 9° | — | — |
| 2015 | 59° | 47° | 53° | — | — |
| 2014 | 53° | 27° | 40° | — | — |
| 2013 | 21° | -3° | 9° | — | 0.1" |
| 2012 | 49° | 23° | 36° | — | — |
| 2011 | 40° | 23° | 31° | — | — |
| 2010 | 57° | 24° | 41° | — | — |
| 2009 | 7° | 2° | 4° | 0.15" | 1.4" |
| 2008 | 60° | 30° | 45° | 0.25" | 0.7" |
| 2007 | 29° | 15° | 22° | 1.02" | 4.3" |
| 2006 | 59° | 27° | 43° | — | — |
| 2005 | 26° | -8° | 9° | — | — |
| 2004 | 52° | 30° | 41° | — | — |
| 2003 | 52° | 27° | 39° | 1.02" | 3.5" |
| 2002 | 44° | 26° | 35° | — | — |
| 2001 | 51° | 19° | 35° | — | — |
| 2000 | 40° | 23° | 31° | — | — |
| 1999 | 36° | 20° | 28° | 0.41" | 2.3" |
| 1998 | 40° | 14° | 27° | — | — |
| 1997 | 44° | 25° | 34° | — | — |
| 1996warmest | 68° | 38° | 53° | — | — |
| 1995 | 40° | 11° | 25° | — | — |
| 1994 | 30° | 22° | 26° | 0.13" | 1" |
| 1993 | 63° | 26° | 44° | — | — |
| 1992 | 49° | 20° | 34° | — | — |
| 1991 | 49° | 31° | 40° | — | — |
| 1990 | 57° | 30° | 44° | — | — |
| 1989 | 39° | 10° | 25° | — | — |
| 1988 | 27° | 14° | 20° | 0.05" | 0.3" |
| 1987 | 52° | 27° | 39° | 0.05" | — |
| 1986 | 39° | 20° | 29° | 0.05" | 0.5" |
| 1985 | 35° | 26° | 31° | 0.13" | 0.5" |
| 1984 | 58° | 34° | 46° | — | — |
| 1983 | 54° | 23° | 38° | — | — |
| 1982 | 24° | 14° | 19° | 0.03" | 1" |
| 1981 | 63° | 35° | 49° | — | — |
| 1980 | 43° | 19° | 31° | 0.05" | — |
| 1979 | 47° | 26° | 36° | — | — |
| 1978coldest | 5° | -20° | -7° | — | — |
| 1977 | 56° | 17° | 36° | 0.28" | 2.1" |
| 1976 | 60° | 22° | 41° | — | — |
| 1975 | 54° | 35° | 44° | — | — |
| 1974 | 46° | 10° | 28° | 0.13" | 1" |
| 1973 | 55° | 38° | 46° | — | — |
| 1972 | 11° | -8° | 2° | — | — |
| 1971 | 17° | -3° | 7° | 0.15" | 1" |
55 years of data from BOULDER MUNI AP