Weather on December 28
Boulder, CO
55 Years of Data
Avg High
45°F
Avg Low
22°F
Warmest
1980
57°F avg
Coldest
1983
4°F avg
About This Date
December 28th in Boulder, CO typically brings chilly winter weather, with average highs around 45°F and lows near 22°F. Over 55 years of records, the warmest December 28th was in 1980 (57°F average), while the coldest was 1983 (4°F) — a 53°F range across recorded history. Precipitation has occurred on 15% of recorded December 28th dates, with snow falling 11% of the time (heaviest snowfall: 9"). The last decade has been 7.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.2°F cooler on this date compared to 20-30 years ago.
Planning for December 28th in Boulder, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 37° | 19° | 28° | — | — |
| 2024 | 54° | 30° | 42° | — | — |
| 2023 | 50° | 21° | 36° | — | — |
| 2022 | 54° | 32° | 43° | 2.64" | — |
| 2021 | 37° | 21° | 29° | — | — |
| 2020 | 32° | 28° | 30° | 0.1" | — |
| 2019 | 32° | 25° | 29° | — | — |
| 2018 | 23° | 18° | 21° | — | — |
| 2017 | 51° | 27° | 39° | — | — |
| 2016 | 53° | 39° | 46° | — | — |
| 2015 | 31° | 4° | 17° | — | — |
| 2014 | 39° | 7° | 23° | — | — |
| 2013 | 57° | 30° | 44° | — | — |
| 2012 | 34° | 7° | 20° | — | 0.1" |
| 2011 | 59° | 31° | 45° | — | — |
| 2010 | 49° | 23° | 36° | — | — |
| 2009 | 37° | 11° | 24° | — | — |
| 2008 | 53° | 26° | 40° | — | — |
| 2007 | 29° | 3° | 16° | — | — |
| 2006 | 48° | 29° | 38° | 1.02" | 2.4" |
| 2005 | 62° | 37° | 50° | — | — |
| 2004 | 57° | 34° | 45° | — | — |
| 2003 | 33° | 24° | 29° | — | — |
| 2002 | 65° | 36° | 50° | — | — |
| 2001 | 51° | 25° | 38° | — | — |
| 2000 | 52° | 31° | 41° | — | — |
| 1999 | 63° | 32° | 47° | — | — |
| 1998 | 49° | 35° | 42° | — | — |
| 1997 | 37° | 20° | 28° | — | — |
| 1996 | 54° | 37° | 45° | — | — |
| 1995 | 45° | 18° | 31° | — | — |
| 1994 | 50° | 24° | 37° | — | — |
| 1993 | 45° | 20° | 32° | — | — |
| 1992 | 40° | 21° | 30° | — | — |
| 1991 | 52° | 21° | 36° | — | — |
| 1990 | 48° | 16° | 32° | — | — |
| 1989 | 47° | 14° | 30° | — | — |
| 1988 | 23° | 3° | 13° | — | — |
| 1987 | 44° | 16° | 30° | 0.28" | 1.8" |
| 1986 | 51° | 23° | 37° | — | — |
| 1985 | 52° | 18° | 35° | — | — |
| 1984 | 61° | 28° | 44° | — | — |
| 1983coldest | 15° | -8° | 4° | 0.48" | 2" |
| 1982 | 28° | 3° | 16° | 0.1" | 1.5" |
| 1981 | 30° | 11° | 20° | — | — |
| 1980warmest | 67° | 47° | 57° | — | — |
| 1979 | 30° | 25° | 27° | 1.12" | 9" |
| 1978 | 42° | 11° | 26° | — | — |
| 1977 | 49° | 17° | 33° | — | — |
| 1976 | 48° | 20° | 34° | — | — |
| 1975 | 37° | 21° | 29° | — | — |
| 1974 | 51° | 22° | 36° | — | — |
| 1973 | 49° | 30° | 39° | 0.08" | — |
| 1972 | 50° | 30° | 40° | — | — |
| 1971 | 51° | 19° | 35° | — | — |
55 years of data from BOULDER MUNI AP