Weather on December 18
Aurora, CO
55 Years of Data
About This Date
December 18th in Aurora, CO typically brings chilly winter weather, with average highs around 44°F and lows near 17°F — a 27°F daily swing. Over 55 years of records, the warmest December 18th was in 1979 (50°F average), while the coldest was 2016 (-7°F) — a 57°F range across recorded history. Precipitation has occurred on 15% of recorded December 18th dates, with snow falling 13% of the time (heaviest snowfall: 9.2"). 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 December 18th in Aurora, CO? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 51° | 32° | 42° | 0.05" | — |
| 2024 | 52° | 22° | 37° | — | — |
| 2023 | 60° | 18° | 39° | — | — |
| 2022 | 36° | 10° | 23° | — | — |
| 2021 | 40° | 7° | 23° | — | — |
| 2020 | 53° | 25° | 39° | — | — |
| 2019 | 43° | 17° | 30° | — | — |
| 2018 | 58° | 23° | 40° | — | — |
| 2017 | 40° | 16° | 28° | — | — |
| 2016coldest | 1° | -15° | -7° | 0.05" | 0.4" |
| 2015 | 22° | 10° | 16° | — | — |
| 2014 | 41° | 21° | 31° | — | — |
| 2013 | 63° | 29° | 46° | — | — |
| 2012 | 52° | 24° | 38° | — | — |
| 2011 | 43° | 15° | 29° | — | — |
| 2010 | 29° | 13° | 21° | — | — |
| 2009 | 52° | 21° | 36° | — | — |
| 2008 | 40° | 8° | 24° | — | — |
| 2007 | 54° | 9° | 31° | — | — |
| 2006 | 30° | 21° | 26° | — | — |
| 2005 | 15° | 7° | 11° | 0.03" | 0.1" |
| 2004 | 52° | 28° | 40° | — | — |
| 2003 | 57° | 17° | 37° | — | — |
| 2002 | 51° | 23° | 37° | — | — |
| 2001 | 59° | 23° | 41° | — | — |
| 2000 | 58° | 21° | 39° | — | — |
| 1999 | 46° | 26° | 36° | — | — |
| 1998 | 42° | 7° | 24° | 0.08" | 0.3" |
| 1997 | 44° | 23° | 34° | — | — |
| 1996 | 18° | -9° | 4° | — | — |
| 1995 | 29° | 14° | 21° | — | — |
| 1994 | 65° | 25° | 45° | — | — |
| 1993 | 44° | 10° | 27° | — | — |
| 1992 | 40° | 8° | 24° | 0.2" | 1" |
| 1991 | 35° | 18° | 26° | — | — |
| 1990 | 46° | 25° | 35° | — | — |
| 1989 | 16° | -7° | 4° | 0.28" | 1.7" |
| 1988 | 59° | 30° | 45° | — | — |
| 1987 | 38° | 20° | 29° | — | — |
| 1986 | 45° | 18° | 31° | — | — |
| 1985 | 47° | 21° | 34° | — | — |
| 1984 | 36° | 12° | 24° | — | — |
| 1983 | 16° | -1° | 8° | — | — |
| 1982 | 45° | 25° | 35° | — | — |
| 1981 | 41° | 21° | 31° | — | — |
| 1980 | 49° | 24° | 36° | 0.05" | 0.1" |
| 1979warmest | 66° | 33° | 50° | — | — |
| 1978 | 45° | 22° | 33° | — | — |
| 1977 | 58° | 30° | 44° | — | — |
| 1976 | 64° | 26° | 45° | — | — |
| 1975 | 47° | 1° | 24° | — | — |
| 1974 | 47° | 19° | 33° | — | — |
| 1973 | 39° | 17° | 28° | 1.52" | 9.2" |
| 1972 | 52° | 30° | 41° | — | — |
| 1971 | 58° | 29° | 43° | — | — |
Aurora, CO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Aurora, CO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Aurora, CO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Aurora, CO
Aurora, CO has no months that meet our "pleasant" threshold — every season has tradeoffs.