Weather on January 19
Longmont, CO
55 Years of Data
Avg High
46°F
Avg Low
18°F
Warmest
2005
56°F avg
Coldest
1984
-14°F avg
About This Date
January 19th in Longmont, CO typically brings chilly winter weather, with average highs around 46°F and lows near 18°F — a 28°F daily swing. Over 56 years of records, the warmest January 19th was in 2005 (56°F average), while the coldest was 1984 (-14°F) — a 70°F range across recorded history. Precipitation has occurred on 23% of recorded January 19th dates, with snow falling 14% of the time (heaviest snowfall: 4.9"). 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 19th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 55° | 20° | 37° | 0.18" | 1" |
| 2025 | 16° | -8° | 4° | 0.03" | 0.3" |
| 2024 | 51° | 11° | 31° | — | — |
| 2023 | 31° | 7° | 19° | 0.25" | 1.2" |
| 2022 | 51° | 26° | 39° | 0.03" | — |
| 2021 | 43° | 22° | 32° | — | — |
| 2020 | 43° | 16° | 29° | — | — |
| 2019 | 39° | 19° | 29° | 0.38" | — |
| 2018 | 61° | 26° | 43° | — | — |
| 2017 | 54° | 17° | 35° | — | — |
| 2016 | 48° | 31° | 39° | 0.1" | 0.6" |
| 2015 | 60° | 37° | 49° | — | — |
| 2014 | 63° | 31° | 47° | — | — |
| 2013 | 61° | 34° | 47° | — | — |
| 2012 | 64° | 39° | 52° | — | — |
| 2011 | 48° | 20° | 34° | 0.69" | 4.9" |
| 2010 | 49° | 28° | 38° | — | — |
| 2009 | 69° | 38° | 53° | — | — |
| 2008 | 39° | 5° | 22° | 0.1" | 1.4" |
| 2007 | 36° | 9° | 22° | — | — |
| 2006 | 49° | 27° | 38° | 0.81" | 3.2" |
| 2005warmest | 68° | 44° | 56° | — | — |
| 2004 | 43° | 17° | 30° | — | — |
| 2003 | 47° | 24° | 35° | — | — |
| 2002 | 35° | 2° | 18° | — | — |
| 2001 | 41° | 0° | 21° | — | — |
| 2000 | 51° | 21° | 36° | — | — |
| 1999 | 64° | 17° | 41° | — | — |
| 1998 | 52° | 16° | 34° | — | — |
| 1997 | 54° | 15° | 34° | — | — |
| 1996 | 22° | -6° | 8° | — | — |
| 1995 | 37° | 13° | 25° | — | — |
| 1994 | 55° | 11° | 33° | — | — |
| 1993 | 34° | 15° | 24° | — | — |
| 1992 | 35° | 6° | 21° | — | — |
| 1991 | 52° | 18° | 35° | — | — |
| 1990 | 28° | 15° | 22° | 0.18" | — |
| 1989 | 50° | 18° | 34° | — | — |
| 1988 | 28° | 19° | 24° | 0.79" | — |
| 1987 | 39° | 2° | 20° | 0.13" | — |
| 1986 | 68° | 27° | 47° | — | — |
| 1985 | 51° | 27° | 39° | — | — |
| 1984coldest | -2° | -27° | -14° | — | — |
| 1983 | 33° | 19° | 26° | — | — |
| 1982 | 58° | 22° | 40° | — | — |
| 1981 | 51° | 13° | 32° | — | — |
| 1980 | 32° | 15° | 24° | 0.91" | 4" |
| 1979 | 45° | 18° | 31° | — | — |
| 1978 | 21° | 11° | 16° | — | — |
| 1977 | 51° | 20° | 35° | — | — |
| 1976 | 52° | 11° | 31° | — | — |
| 1975 | 66° | 20° | 43° | — | — |
| 1974 | 41° | 28° | 35° | — | — |
| 1973 | 49° | 24° | 36° | — | — |
| 1972 | 55° | 31° | 43° | — | — |
| 1971 | 44° | 25° | 34° | — | — |
56 years of data from LONGMONT 2 ESE