Weather on October 19
Longmont, CO
55 Years of Data
Avg High
65°F
Avg Low
33°F
Warmest
2003
62°F avg
Coldest
1993
32°F avg
About This Date
October 19th in Longmont, CO typically brings mild fall weather, with average highs around 65°F and lows near 33°F — a 32°F daily swing. Over 55 years of records, the warmest October 19th was in 2003 (62°F average), while the coldest was 1993 (32°F) — a 30°F range across recorded history. Precipitation has occurred on 13% of recorded October 19th dates, with snow falling 2% of the time (heaviest snowfall: 2"). The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for October 19th in Longmont, CO? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 30° | 46° | — | — |
| 2024 | 52° | 43° | 47° | — | — |
| 2023 | 71° | 40° | 55° | — | — |
| 2022 | 68° | 34° | 51° | — | — |
| 2021 | 76° | 37° | 56° | — | — |
| 2020 | 42° | 31° | 36° | 0.08" | — |
| 2019 | 69° | 31° | 50° | — | — |
| 2018 | 67° | 31° | 49° | — | — |
| 2017 | 75° | 38° | 56° | — | — |
| 2016 | 59° | 35° | 47° | 0.08" | — |
| 2015 | 71° | 47° | 59° | — | — |
| 2014 | 75° | 42° | 59° | — | — |
| 2013 | 65° | 29° | 47° | — | — |
| 2012 | 72° | 34° | 53° | — | — |
| 2011 | 63° | 29° | 46° | — | — |
| 2010 | 72° | 34° | 53° | 0.05" | — |
| 2009 | 74° | 50° | 62° | — | — |
| 2008 | 74° | 46° | 60° | — | — |
| 2007 | 73° | 41° | 57° | — | — |
| 2006 | 55° | 27° | 41° | — | — |
| 2005 | 61° | 43° | 52° | 0.36" | — |
| 2004 | 71° | 41° | 56° | — | — |
| 2003warmest | 86° | 38° | 62° | — | — |
| 2002 | 74° | 31° | 52° | — | — |
| 2001 | 62° | 36° | 49° | — | — |
| 2000 | 78° | 29° | 53° | — | — |
| 1999 | 42° | 24° | 33° | — | — |
| 1998 | 65° | 25° | 45° | — | — |
| 1997 | 78° | 40° | 59° | — | — |
| 1996 | 75° | 35° | 55° | — | — |
| 1995 | 83° | 33° | 58° | — | — |
| 1994 | 62° | 33° | 48° | — | — |
| 1993coldest | 46° | 18° | 32° | 0.13" | — |
| 1992 | 74° | 26° | 50° | — | — |
| 1991 | 55° | 28° | 42° | — | — |
| 1990 | 57° | 31° | 44° | — | — |
| 1989 | 47° | 22° | 34° | — | — |
| 1988 | 74° | 31° | 52° | — | — |
| 1987 | 51° | 29° | 40° | — | — |
| 1986 | 69° | 34° | 51° | — | — |
| 1985 | 66° | 29° | 47° | — | — |
| 1984 | 48° | 24° | 36° | — | — |
| 1983 | 65° | 39° | 52° | 0.05" | — |
| 1982 | 75° | 28° | 52° | 0.61" | 2" |
| 1981 | 61° | 28° | 44° | — | — |
| 1980 | 57° | 29° | 43° | — | — |
| 1979 | 70° | 41° | 55° | — | — |
| 1978 | 52° | 32° | 42° | — | — |
| 1977 | 75° | 34° | 54° | — | — |
| 1976 | 47° | 19° | 33° | — | — |
| 1975 | 78° | 31° | 54° | — | — |
| 1974 | 75° | 39° | 57° | — | — |
| 1973 | 79° | 35° | 57° | — | — |
| 1972 | 48° | 35° | 42° | — | — |
| 1971 | 58° | 27° | 42° | — | — |
55 years of data from LONGMONT 2 ESE