Weather on January 4
Longmont, CO
55 Years of Data
Avg High
41°F
Avg Low
12°F
Warmest
2008
48°F avg
Coldest
1974
-5°F avg
About This Date
January 4th in Longmont, CO typically brings chilly winter weather, with average highs around 41°F and lows near 12°F — a 29°F daily swing. Over 56 years of records, the warmest January 4th was in 2008 (48°F average), while the coldest was 1974 (-5°F) — a 53°F range across recorded history. Precipitation has occurred on 14% of recorded January 4th dates, with snow falling 13% of the time (heaviest snowfall: 10.7"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for January 4th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
3.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 59° | 30° | 45° | — | — |
| 2025 | 45° | 22° | 33° | — | — |
| 2024 | 50° | 18° | 34° | — | — |
| 2023 | 26° | 9° | 17° | — | — |
| 2022 | 47° | 18° | 32° | — | — |
| 2021 | 47° | 23° | 35° | — | — |
| 2020 | 51° | 18° | 34° | — | — |
| 2019 | 55° | 17° | 36° | — | — |
| 2018 | 49° | 14° | 31° | — | — |
| 2017 | 22° | 7° | 14° | 0.08" | 0.5" |
| 2016 | 45° | 21° | 33° | — | — |
| 2015 | 25° | 0° | 12° | 0.03" | 0.4" |
| 2014 | 52° | 19° | 35° | 1.47" | 10.7" |
| 2013 | 49° | 19° | 34° | — | — |
| 2012 | 61° | 24° | 42° | — | — |
| 2011 | 44° | 10° | 27° | — | — |
| 2010 | 40° | 16° | 28° | — | — |
| 2009 | 24° | 13° | 18° | 0.08" | 2.4" |
| 2008warmest | 56° | 41° | 48° | — | — |
| 2007 | 55° | 25° | 40° | — | — |
| 2006 | 48° | 29° | 38° | — | — |
| 2005 | 27° | 13° | 20° | 0.18" | 1.7" |
| 2004 | 27° | 16° | 21° | 0.13" | — |
| 2003 | 66° | 18° | 42° | — | — |
| 2002 | 50° | 3° | 27° | — | — |
| 2001 | 59° | 15° | 37° | — | — |
| 2000 | 35° | 6° | 21° | — | — |
| 1999 | 25° | 7° | 16° | — | — |
| 1998 | 32° | 19° | 26° | — | — |
| 1997 | 55° | 30° | 43° | — | — |
| 1996 | 56° | 15° | 35° | — | — |
| 1995 | 21° | -9° | 6° | — | — |
| 1994 | 58° | 19° | 38° | — | — |
| 1993 | 21° | -6° | 8° | 0.2" | 1" |
| 1992 | 46° | 17° | 32° | — | — |
| 1991 | 23° | 15° | 19° | — | — |
| 1990 | 34° | 2° | 18° | — | — |
| 1989 | 56° | 15° | 35° | — | — |
| 1988 | 23° | -15° | 4° | — | — |
| 1987 | 50° | 14° | 32° | — | — |
| 1986 | 33° | 11° | 22° | — | — |
| 1985 | 48° | 21° | 35° | — | — |
| 1984 | 50° | 14° | 32° | — | — |
| 1983 | 44° | 9° | 26° | — | — |
| 1982 | 34° | 11° | 22° | — | — |
| 1981 | 57° | 23° | 40° | — | — |
| 1980 | 26° | 3° | 15° | — | — |
| 1979 | 26° | 5° | 16° | — | — |
| 1978 | 53° | 16° | 34° | — | — |
| 1977 | 47° | 18° | 32° | — | — |
| 1976 | — | 0° | — | — | — |
| 1975 | 47° | 11° | 29° | — | — |
| 1974coldest | 4° | -13° | -5° | — | — |
| 1973 | 21° | -7° | 7° | — | — |
| 1972 | 17° | -18° | 0° | 0.05" | 0.5" |
| 1971 | 15° | -3° | 6° | — | — |
56 years of data from LONGMONT 2 ESE