Weather on January 5
Longmont, CO
55 Years of Data
Avg High
41°F
Avg Low
12°F
Warmest
2012
54°F avg
Coldest
1971
-1°F avg
About This Date
January 5th 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 5th was in 2012 (54°F average), while the coldest was 1971 (-1°F) — a 55°F range across recorded history. Precipitation has occurred on 11% of recorded January 5th dates, with snow falling 9% of the time (heaviest snowfall: 11.5"). The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
Planning for January 5th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
2.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 67° | 30° | 48° | — | — |
| 2025 | 25° | 16° | 20° | — | — |
| 2024 | 31° | 20° | 25° | — | — |
| 2023 | 32° | 7° | 19° | — | — |
| 2022 | 47° | 10° | 28° | — | — |
| 2021 | 53° | 23° | 38° | — | — |
| 2020 | 61° | 27° | 44° | — | — |
| 2019 | 61° | 23° | 42° | — | — |
| 2018 | 53° | 21° | 37° | — | — |
| 2017 | 12° | 3° | 8° | 1.37" | 7" |
| 2016 | 51° | 23° | 37° | — | — |
| 2015 | 56° | 2° | 29° | — | — |
| 2014 | 19° | 3° | 11° | 0.1" | 0.6" |
| 2013 | 42° | 20° | 31° | — | — |
| 2012warmest | 69° | 39° | 54° | — | — |
| 2011 | 49° | 31° | 40° | — | — |
| 2010 | 48° | 22° | 35° | — | — |
| 2009 | 43° | 7° | 25° | — | — |
| 2008 | 61° | 38° | 49° | — | — |
| 2007 | 42° | 23° | 33° | 2.31" | 11.5" |
| 2006 | 53° | 22° | 37° | — | — |
| 2005 | 13° | 2° | 7° | 0.36" | 2.6" |
| 2004 | 25° | -7° | 9° | — | 1" |
| 2003 | 52° | 8° | 30° | — | — |
| 2002 | 42° | 12° | 27° | — | — |
| 2001 | 70° | 13° | 41° | — | — |
| 2000 | 53° | 7° | 30° | — | — |
| 1999 | 45° | 9° | 27° | — | — |
| 1998 | 45° | 14° | 29° | — | — |
| 1997 | 47° | 11° | 29° | — | — |
| 1996 | 30° | 6° | 18° | 0.71" | — |
| 1995 | 20° | -3° | 9° | — | — |
| 1994 | 52° | 20° | 36° | — | — |
| 1993 | 25° | -5° | 10° | — | — |
| 1992 | 39° | 15° | 27° | — | — |
| 1991 | 26° | 15° | 21° | — | — |
| 1990 | 33° | 4° | 18° | — | — |
| 1989 | 45° | 16° | 30° | 0.05" | — |
| 1988 | 17° | -7° | 5° | — | — |
| 1987 | 56° | 21° | 38° | — | — |
| 1986 | 50° | 7° | 28° | — | — |
| 1985 | 52° | 19° | 35° | — | — |
| 1984 | 53° | 20° | 36° | — | — |
| 1983 | 46° | 18° | 32° | — | — |
| 1982 | 45° | 25° | 35° | — | — |
| 1981 | 55° | 21° | 38° | — | — |
| 1980 | 44° | 12° | 28° | — | — |
| 1979 | 15° | -4° | 6° | — | — |
| 1978 | 51° | 22° | 36° | — | — |
| 1977 | 26° | 12° | 19° | — | — |
| 1976 | 31° | 7° | 19° | — | — |
| 1975 | 50° | 14° | 32° | — | — |
| 1974 | 14° | -11° | 2° | — | — |
| 1973 | 29° | -4° | 12° | — | — |
| 1972 | 37° | -17° | 10° | — | — |
| 1971coldest | 14° | -17° | -1° | — | — |
56 years of data from LONGMONT 2 ESE