Weather on January 8
Boulder, CO
55 Years of Data
Avg High
45°F
Avg Low
21°F
Warmest
2002
57°F avg
Coldest
1973
5°F avg
About This Date
January 8th in Boulder, CO typically brings chilly winter weather, with average highs around 45°F and lows near 21°F. Over 56 years of records, the warmest January 8th was in 2002 (57°F average), while the coldest was 1973 (5°F) — a 52°F range across recorded history. Precipitation has occurred on 20% of recorded January 8th dates, with snow falling 18% of the time (heaviest snowfall: 2.5"). The last decade has been 4.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.0°F cooler on this date compared to 20-30 years ago.
Planning for January 8th in Boulder, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
2.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 43° | 32° | 37° | — | — |
| 2025 | 36° | 10° | 23° | — | — |
| 2024 | 32° | 21° | 27° | — | — |
| 2023 | 54° | 23° | 39° | — | — |
| 2022 | 50° | 30° | 40° | — | — |
| 2021 | 45° | 27° | 36° | — | — |
| 2020 | 59° | 32° | 46° | — | — |
| 2019 | 43° | 27° | 35° | — | — |
| 2018 | 56° | 25° | 40° | — | — |
| 2017 | 55° | 36° | 45° | — | — |
| 2016 | 35° | 22° | 28° | 0.58" | 2.5" |
| 2015 | 57° | 15° | 36° | — | — |
| 2014 | 45° | 20° | 32° | — | — |
| 2013 | 50° | 25° | 37° | — | — |
| 2012 | 39° | 16° | 27° | 0.1" | 0.6" |
| 2011 | 49° | 23° | 36° | — | — |
| 2010 | 30° | -4° | 13° | — | — |
| 2009 | 61° | 38° | 49° | — | — |
| 2008 | 43° | 20° | 31° | 0.08" | 0.3" |
| 2007 | 53° | 25° | 39° | — | — |
| 2006 | 55° | 34° | 44° | — | — |
| 2005 | 51° | 13° | 32° | — | — |
| 2004 | 53° | 32° | 43° | — | — |
| 2003 | 69° | 35° | 52° | — | — |
| 2002warmest | 69° | 45° | 57° | — | — |
| 2001 | 54° | 20° | 37° | — | — |
| 2000 | 50° | 23° | 37° | — | — |
| 1999 | 41° | 22° | 31° | 0.03" | — |
| 1998 | 47° | 20° | 33° | — | — |
| 1997 | 37° | 18° | 27° | — | — |
| 1996 | 64° | 37° | 51° | — | — |
| 1995 | 53° | 33° | 43° | — | — |
| 1994 | 45° | 24° | 34° | — | — |
| 1993 | 21° | 16° | 18° | — | — |
| 1992 | 40° | 20° | 30° | 0.25" | 1.3" |
| 1991 | 47° | 31° | 39° | — | — |
| 1990 | 51° | 23° | 37° | — | — |
| 1989 | 29° | 13° | 21° | — | — |
| 1988 | 26° | 6° | 16° | — | — |
| 1987 | 31° | 26° | 28° | 0.46" | 1.5" |
| 1986 | 53° | 18° | 35° | — | — |
| 1985 | 32° | 24° | 28° | 0.25" | 0.8" |
| 1984 | 57° | 28° | 43° | — | — |
| 1983 | 48° | 25° | 36° | — | — |
| 1982 | 47° | 7° | 27° | — | — |
| 1981 | 55° | 34° | 44° | — | — |
| 1980 | 25° | 10° | 17° | 0.18" | 1.5" |
| 1979 | 46° | 3° | 25° | — | — |
| 1978 | 38° | 21° | 29° | — | — |
| 1977 | 41° | 2° | 21° | 0.08" | 0.9" |
| 1976 | 25° | 6° | 15° | — | — |
| 1975 | 41° | 21° | 31° | — | — |
| 1974 | 35° | 4° | 19° | 0.08" | 2.4" |
| 1973coldest | 11° | 0° | 5° | 0.05" | 0.5" |
| 1972 | 52° | 29° | 40° | — | — |
| 1971 | 42° | 10° | 26° | — | — |
56 years of data from BOULDER MUNI AP