Weather on August 18
Aurora, CO
55 Years of Data
Avg High
86°F
Avg Low
58°F
Warmest
1986
80°F avg
Coldest
1978
59°F avg
About This Date
August 18th in Aurora, CO typically brings warm summer weather, with average highs around 86°F and lows near 58°F — a 28°F daily swing. Over 55 years of records, the warmest August 18th was in 1986 (80°F average), while the coldest was 1978 (59°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 18th dates historically, with the wettest August 18th recording 4.52" of rain. The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Aurora, CO? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 58° | 74° | — | — |
| 2024 | 97° | 63° | 80° | — | — |
| 2023 | 94° | 66° | 80° | — | — |
| 2022 | 82° | 55° | 69° | — | — |
| 2021 | 95° | 60° | 78° | — | — |
| 2020 | 96° | 63° | 79° | — | — |
| 2019 | 92° | 56° | 74° | — | — |
| 2018 | 88° | 60° | 74° | — | — |
| 2017 | 88° | 54° | 71° | — | — |
| 2016 | 91° | 59° | 75° | — | — |
| 2015 | 77° | 50° | 64° | 0.05" | — |
| 2014 | 92° | 57° | 74° | 0.08" | — |
| 2013 | 94° | 59° | 76° | — | — |
| 2012 | 86° | 50° | 68° | — | — |
| 2011 | 92° | 57° | 74° | — | — |
| 2010 | 89° | 52° | 70° | — | — |
| 2009 | 73° | 48° | 61° | 0.1" | — |
| 2008 | 67° | 51° | 59° | — | — |
| 2007 | 83° | 58° | 70° | 0.41" | — |
| 2006 | 87° | 61° | 74° | — | — |
| 2005 | 88° | 54° | 71° | — | — |
| 2004 | 90° | 55° | 72° | — | — |
| 2003 | 85° | 60° | 72° | — | — |
| 2002 | 86° | 54° | 70° | — | — |
| 2001 | 82° | 53° | 68° | — | — |
| 2000 | 78° | 57° | 68° | 4.52" | — |
| 1999 | 84° | 54° | 69° | 0.76" | — |
| 1998 | 91° | 62° | 77° | 0.28" | — |
| 1997 | 81° | 58° | 69° | 0.23" | — |
| 1996 | 88° | 57° | 72° | 0.03" | — |
| 1995 | 93° | 63° | 78° | 0.2" | — |
| 1994 | 90° | 61° | 75° | — | — |
| 1993 | 83° | 64° | 73° | 0.03" | — |
| 1992 | 80° | 52° | 66° | — | — |
| 1991 | 84° | 55° | 70° | — | — |
| 1990 | 81° | 54° | 67° | 0.05" | — |
| 1989 | 86° | 62° | 74° | — | — |
| 1988 | 82° | 58° | 70° | — | — |
| 1987 | 82° | 51° | 67° | — | — |
| 1986warmest | 98° | 62° | 80° | 0.15" | — |
| 1985 | 80° | 55° | 68° | — | — |
| 1984 | 80° | 62° | 71° | 0.64" | — |
| 1983 | 90° | 62° | 76° | — | — |
| 1982 | 91° | 63° | 77° | — | — |
| 1981 | 86° | 57° | 72° | — | — |
| 1980 | 92° | 62° | 77° | — | — |
| 1979 | 76° | 56° | 66° | 2.11" | — |
| 1978coldest | 65° | 53° | 59° | — | — |
| 1977 | 80° | 63° | 71° | 0.08" | — |
| 1976 | 87° | 58° | 72° | — | — |
| 1975 | 88° | 55° | 71° | — | — |
| 1974 | 93° | 58° | 75° | — | — |
| 1973 | 91° | 61° | 76° | — | — |
| 1972 | 89° | 56° | 72° | — | — |
| 1971 | 89° | 63° | 76° | 1.47" | — |
55 years of data from DENVER-STAPLETON