Weather on January 12
Longmont, CO
55 Years of Data
Avg High
42°F
Avg Low
14°F
Warmest
1999
50°F avg
Coldest
1975
-1°F avg
About This Date
January 12th in Longmont, CO typically brings chilly winter weather, with average highs around 42°F and lows near 14°F — a 28°F daily swing. Over 56 years of records, the warmest January 12th was in 1999 (50°F average), while the coldest was 1975 (-1°F) — a 51°F range across recorded history. Precipitation has occurred on 25% of recorded January 12th dates, with snow falling 13% of the time (heaviest snowfall: 6"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for January 12th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
2.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 57° | 25° | 41° | — | — |
| 2025 | 47° | 17° | 32° | — | — |
| 2024 | 27° | 5° | 16° | — | — |
| 2023 | 35° | 21° | 28° | 0.05" | — |
| 2022 | 45° | 22° | 33° | — | — |
| 2021 | 43° | 8° | 25° | — | — |
| 2020 | 46° | 13° | 29° | — | — |
| 2019 | 38° | 32° | 35° | 1.09" | — |
| 2018 | 46° | 19° | 33° | — | — |
| 2017 | 49° | 16° | 32° | 0.03" | 0.2" |
| 2016 | 51° | 19° | 35° | — | — |
| 2015 | 37° | 21° | 29° | 0.03" | — |
| 2014 | 55° | 31° | 43° | — | — |
| 2013 | 19° | 2° | 10° | 0.03" | 0.2" |
| 2012 | 44° | 2° | 23° | — | — |
| 2011 | 28° | -3° | 13° | — | — |
| 2010 | 61° | 23° | 42° | — | — |
| 2009 | 43° | 23° | 33° | 1.02" | 6" |
| 2008 | 45° | 23° | 34° | — | — |
| 2007 | 20° | -1° | 10° | 0.28" | 2.2" |
| 2006 | 53° | 32° | 43° | — | — |
| 2005 | 38° | 28° | 33° | 0.58" | 2.5" |
| 2004 | 54° | 20° | 37° | — | — |
| 2003 | 39° | 10° | 25° | — | — |
| 2002 | 49° | 11° | 30° | — | — |
| 2001 | 53° | 12° | 33° | — | — |
| 2000 | 64° | 12° | 38° | — | — |
| 1999warmest | 64° | 35° | 50° | — | — |
| 1998 | 53° | 10° | 32° | — | — |
| 1997 | 9° | -10° | 0° | 0.66" | — |
| 1996 | 46° | 18° | 32° | — | — |
| 1995 | 60° | 25° | 42° | — | — |
| 1994 | 57° | 15° | 36° | — | — |
| 1993 | 16° | -7° | 4° | — | — |
| 1992 | 50° | 25° | 37° | 0.25" | — |
| 1991 | 50° | 18° | 34° | — | — |
| 1990 | 41° | 16° | 28° | — | — |
| 1989 | 25° | -3° | 11° | 0.28" | 2" |
| 1988 | 59° | 21° | 40° | — | — |
| 1987 | 58° | 19° | 38° | — | — |
| 1986 | 48° | 21° | 35° | — | — |
| 1985 | 20° | -6° | 7° | 0.1" | 1" |
| 1984 | 38° | 21° | 29° | — | — |
| 1983 | 55° | 20° | 37° | — | — |
| 1982 | 35° | 5° | 20° | 0.18" | — |
| 1981 | 50° | 10° | 30° | — | — |
| 1980 | 33° | 16° | 24° | — | — |
| 1979 | 39° | 12° | 26° | — | — |
| 1978 | 39° | 15° | 27° | — | — |
| 1977 | 34° | 3° | 18° | — | — |
| 1976 | 47° | 13° | 30° | — | — |
| 1975coldest | 9° | -11° | -1° | 0.05" | — |
| 1974 | 9° | -8° | 1° | — | — |
| 1973 | 32° | -4° | 14° | — | — |
| 1972 | 51° | 20° | 35° | — | — |
| 1971 | 19° | 13° | 16° | — | — |
56 years of data from LONGMONT 2 ESE