Weather on December 25
Longmont, CO
55 Years of Data
Avg High
44°F
Avg Low
14°F
Warmest
2005
52°F avg
Coldest
1983
-5°F avg
About This Date
December 25th in Longmont, CO typically brings chilly winter weather, with average highs around 44°F and lows near 14°F — a 30°F daily swing. Over 55 years of records, the warmest December 25th was in 2005 (52°F average), while the coldest was 1983 (-5°F) — a 57°F range across recorded history. Precipitation has occurred on 16% of recorded December 25th dates, with snow falling 11% of the time (heaviest snowfall: 27"). The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for December 25th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 35° | 52° | — | — |
| 2024 | 53° | 26° | 40° | — | — |
| 2023 | 33° | 11° | 22° | — | — |
| 2022 | 41° | 10° | 26° | — | — |
| 2021 | 45° | 32° | 38° | 0.05" | — |
| 2020 | 55° | 19° | 37° | — | — |
| 2019 | 56° | 26° | 41° | — | — |
| 2018 | 50° | 21° | 36° | — | — |
| 2017 | 22° | -2° | 10° | — | — |
| 2016 | 41° | 25° | 33° | — | — |
| 2015 | 30° | 14° | 22° | — | — |
| 2014 | 46° | 27° | 36° | 0.53" | 2.2" |
| 2013 | 46° | 19° | 33° | — | — |
| 2012 | 31° | 5° | 18° | 0.74" | 6.7" |
| 2011 | 46° | 21° | 34° | — | — |
| 2010 | 53° | 20° | 36° | — | — |
| 2009 | 30° | 6° | 18° | — | — |
| 2008 | 52° | 16° | 34° | — | — |
| 2007 | 47° | 23° | 35° | 0.91" | 5.9" |
| 2006 | 53° | 12° | 33° | 0.08" | 0.5" |
| 2005warmest | 68° | 36° | 52° | — | — |
| 2004 | 58° | 33° | 45° | — | — |
| 2003 | 51° | 17° | 34° | — | — |
| 2002 | 32° | 8° | 20° | — | — |
| 2001 | 43° | 6° | 24° | — | — |
| 2000 | 39° | 12° | 26° | 0.1" | — |
| 1999 | 62° | 22° | 42° | — | — |
| 1998 | 24° | 2° | 13° | — | — |
| 1997 | 41° | 12° | 27° | 0.25" | 0.5" |
| 1996 | 47° | 26° | 36° | — | — |
| 1995 | 50° | 12° | 31° | — | — |
| 1994 | 57° | 24° | 41° | — | — |
| 1993 | 50° | 12° | 31° | — | — |
| 1992 | 58° | 12° | 35° | — | — |
| 1991 | 45° | 14° | 29° | — | — |
| 1990 | 29° | 0° | 14° | — | — |
| 1989 | 46° | -22° | 12° | — | — |
| 1988 | 34° | 6° | 20° | — | — |
| 1987 | 23° | -10° | 7° | — | — |
| 1986 | 42° | 15° | 29° | — | — |
| 1985 | 53° | 19° | 36° | — | — |
| 1984 | 55° | 11° | 33° | — | — |
| 1983coldest | 2° | -12° | -5° | 0.03" | — |
| 1982 | 36° | 14° | 25° | 1.73" | 27" |
| 1981 | 41° | 16° | 28° | — | — |
| 1980 | 54° | 16° | 35° | — | — |
| 1979 | 35° | 9° | 22° | — | — |
| 1978 | 53° | 19° | 36° | — | — |
| 1977 | 48° | 12° | 30° | — | — |
| 1976 | 39° | 14° | 27° | — | — |
| 1975 | 39° | 19° | 29° | — | — |
| 1974 | 21° | 1° | 11° | — | — |
| 1973 | 35° | 5° | 20° | — | — |
| 1972 | 50° | 22° | 36° | — | — |
| 1971 | 50° | 25° | 37° | — | — |
55 years of data from LONGMONT 2 ESE