Weather on December 4
Longmont, CO
55 Years of Data
Avg High
48°F
Avg Low
19°F
Warmest
2007
56°F avg
Coldest
1972
13°F avg
About This Date
December 4th in Longmont, CO typically brings chilly winter weather, with average highs around 48°F and lows near 19°F — a 29°F daily swing. Over 55 years of records, the warmest December 4th was in 2007 (56°F average), while the coldest was 1972 (13°F) — a 43°F range across recorded history. Precipitation has occurred on 11% of recorded December 4th dates, with snow falling 7% of the time (heaviest snowfall: 7.2"). The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for December 4th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 31° | 9° | 20° | 0.53" | 2.3" |
| 2024 | 62° | 25° | 43° | — | — |
| 2023 | 48° | 23° | 36° | — | — |
| 2022 | 45° | 19° | 32° | — | — |
| 2021 | 60° | 27° | 43° | — | — |
| 2020 | 51° | 17° | 34° | — | — |
| 2019 | 58° | 26° | 42° | — | — |
| 2018 | 35° | 15° | 25° | — | — |
| 2017 | 60° | 31° | 45° | — | — |
| 2016 | 56° | 19° | 37° | — | — |
| 2015 | 57° | 23° | 40° | — | — |
| 2014 | 51° | 28° | 40° | — | — |
| 2013 | 22° | 5° | 13° | 0.84" | 5.7" |
| 2012 | 51° | 25° | 38° | — | — |
| 2011 | 31° | 8° | 19° | 0.08" | 0.8" |
| 2010 | 54° | 28° | 41° | — | — |
| 2009 | 35° | -1° | 17° | — | — |
| 2008 | 22° | 12° | 17° | 0.91" | 7.2" |
| 2007warmest | 70° | 42° | 56° | — | — |
| 2006 | 56° | 14° | 35° | — | — |
| 2005 | 34° | 16° | 25° | — | — |
| 2004 | 54° | 24° | 39° | — | — |
| 2003 | 51° | 19° | 35° | — | — |
| 2002 | 33° | 26° | 30° | — | — |
| 2001 | 67° | 18° | 42° | — | — |
| 2000 | 58° | 14° | 36° | — | — |
| 1999 | 39° | 24° | 32° | 0.13" | — |
| 1998 | 68° | 21° | 45° | — | — |
| 1997 | 37° | 13° | 25° | — | — |
| 1996 | 48° | 17° | 33° | — | — |
| 1995 | 66° | 22° | 44° | — | — |
| 1994 | 57° | 31° | 44° | — | — |
| 1993 | 47° | 16° | 31° | — | — |
| 1992 | 24° | 9° | 16° | 0.2" | — |
| 1991 | 39° | 12° | 26° | — | — |
| 1990 | 43° | 16° | 29° | — | — |
| 1989 | 68° | 24° | 46° | — | — |
| 1988 | 55° | 13° | 34° | — | — |
| 1987 | 68° | 32° | 50° | — | — |
| 1986 | 34° | 14° | 24° | — | — |
| 1985 | 42° | 17° | 30° | — | — |
| 1984 | 37° | 11° | 24° | — | — |
| 1983 | 40° | 12° | 26° | — | — |
| 1982 | 44° | 13° | 28° | — | — |
| 1981 | 42° | 15° | 29° | — | — |
| 1980 | 69° | 27° | 48° | — | — |
| 1979 | 53° | 28° | 41° | — | — |
| 1978 | 37° | 6° | 22° | — | — |
| 1977 | 63° | 39° | 51° | — | — |
| 1976 | 46° | 16° | 31° | — | — |
| 1975 | 61° | 26° | 43° | — | — |
| 1974 | 55° | 20° | 37° | — | — |
| 1973 | 42° | 25° | 33° | — | — |
| 1972coldest | 18° | 9° | 13° | — | — |
| 1971 | 29° | 16° | 22° | — | — |
55 years of data from LONGMONT 2 ESE