Weather on October 31
Denver, CO
55 Years of Data
Avg High
56°F
Avg Low
30°F
Warmest
2016
61°F avg
Coldest
2019
15°F avg
About This Date
October 31st in Denver, CO typically brings cool fall weather, with average highs around 56°F and lows near 30°F — a 26°F daily swing. Over 55 years of records, the warmest October 31st was in 2016 (61°F average), while the coldest was 2019 (15°F) — a 46°F range across recorded history. Precipitation has occurred on 24% of recorded October 31st dates, with snow falling 5% of the time (heaviest snowfall: 8"). 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 October 31st in Denver, CO? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 28° | 43° | — | — |
| 2024 | 42° | 27° | 34° | 0.05" | — |
| 2023 | 45° | 16° | 30° | — | — |
| 2022 | 64° | 28° | 46° | — | — |
| 2021 | 71° | 36° | 53° | — | — |
| 2020 | 70° | 34° | 52° | — | — |
| 2019coldest | 27° | 4° | 15° | — | — |
| 2018 | 43° | 36° | 39° | 0.61" | 0.6" |
| 2017 | 34° | 27° | 30° | — | — |
| 2016warmest | 78° | 44° | 61° | — | — |
| 2015 | 54° | 41° | 47° | 0.03" | — |
| 2014 | 63° | 31° | 47° | — | — |
| 2013 | 46° | 29° | 37° | — | — |
| 2012 | 72° | 36° | 54° | — | — |
| 2011 | 63° | 35° | 49° | — | — |
| 2010 | 74° | 36° | 55° | — | — |
| 2009 | 50° | 25° | 37° | — | — |
| 2008 | 79° | 39° | 59° | — | — |
| 2007 | 81° | 34° | 57° | — | — |
| 2006 | 69° | 24° | 47° | — | — |
| 2005 | 51° | 30° | 41° | 0.2" | — |
| 2004 | 63° | 28° | 45° | — | — |
| 2003 | 30° | 23° | 27° | — | — |
| 2002 | 21° | 15° | 18° | 0.1" | 1" |
| 2001 | 72° | 47° | 59° | — | — |
| 2000 | 44° | 33° | 39° | — | — |
| 1999 | 78° | 36° | 57° | — | — |
| 1998 | 45° | 35° | 40° | 0.38" | — |
| 1997 | 60° | 34° | 47° | — | — |
| 1996 | 31° | 29° | 30° | — | — |
| 1995 | 52° | 24° | 38° | — | — |
| 1994 | 60° | 28° | 44° | — | — |
| 1993 | 60° | 27° | 43° | — | — |
| 1992 | 52° | 37° | 44° | 0.1" | — |
| 1991 | 34° | 7° | 20° | — | — |
| 1990 | 72° | 39° | 55° | — | — |
| 1989 | 60° | 22° | 41° | 0.38" | — |
| 1988 | 70° | 37° | 53° | — | — |
| 1987 | 60° | 44° | 52° | — | — |
| 1986 | 51° | 38° | 44° | 0.05" | — |
| 1985 | 58° | 36° | 47° | 0.91" | — |
| 1984 | 64° | 23° | 44° | — | — |
| 1983 | 74° | 40° | 57° | — | — |
| 1982 | 57° | 31° | 44° | — | — |
| 1981 | 53° | 30° | 42° | 0.28" | — |
| 1980 | 73° | 31° | 52° | — | — |
| 1979 | 39° | 20° | 29° | — | — |
| 1978 | 58° | 26° | 42° | — | — |
| 1977 | 58° | 32° | 45° | — | — |
| 1976 | 64° | 25° | 44° | — | — |
| 1975 | 64° | 34° | 49° | — | — |
| 1974 | 53° | 27° | 40° | 0.23" | — |
| 1973 | 59° | 36° | 47° | — | — |
| 1972 | 30° | 15° | 23° | 1.35" | 8" |
| 1971 | 54° | 24° | 39° | — | — |
55 years of data from NORTHGLENN