Weather on August 17
Arvada, CO
55 Years of Data
Avg High
84°F
Avg Low
55°F
Warmest
1995
79°F avg
Coldest
2008
48°F avg
About This Date
August 17th in Arvada, CO typically brings warm summer weather, with average highs around 84°F and lows near 55°F — a 29°F daily swing. Over 55 years of records, the warmest August 17th was in 1995 (79°F average), while the coldest was 2008 (48°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 27% of August 17th dates historically, with the wettest August 17th recording 1.19" of rain. The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for August 17th in Arvada, CO? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 62° | 76° | 0.23" | — |
| 2024 | 90° | 58° | 74° | — | — |
| 2023 | 96° | 62° | 79° | — | — |
| 2022 | 69° | 57° | 63° | 1.04" | — |
| 2021 | 89° | 62° | 76° | — | — |
| 2020 | 93° | 54° | 73° | — | — |
| 2019 | 84° | 61° | 72° | — | — |
| 2018 | 83° | 59° | 71° | — | — |
| 2017 | 75° | 53° | 64° | — | — |
| 2016 | 86° | 56° | 71° | 0.03" | — |
| 2015 | 95° | 61° | 78° | 0.13" | — |
| 2014 | 89° | 63° | 76° | — | — |
| 2013 | 90° | 63° | 76° | — | — |
| 2012 | 77° | 46° | 62° | — | — |
| 2011 | 79° | 50° | 64° | — | — |
| 2010 | 76° | 47° | 61° | — | — |
| 2009 | 63° | 40° | 51° | — | — |
| 2008coldest | 56° | 40° | 48° | — | — |
| 2007 | 76° | 52° | 64° | — | — |
| 2006 | 76° | 55° | 65° | — | — |
| 2005 | 75° | 45° | 60° | — | — |
| 2004 | 74° | 49° | 61° | — | — |
| 2003 | 70° | 49° | 59° | — | — |
| 2002 | 75° | 46° | 61° | — | — |
| 2001 | 77° | 52° | 64° | — | — |
| 2000 | 90° | 61° | 75° | 0.3" | — |
| 1999 | 88° | 63° | 75° | — | — |
| 1998 | 87° | 67° | 77° | — | — |
| 1997 | 82° | 52° | 67° | 0.13" | — |
| 1996 | 86° | 57° | 72° | — | — |
| 1995warmest | 97° | 62° | 79° | — | — |
| 1994 | 95° | 60° | 78° | — | — |
| 1993 | 95° | 55° | 75° | — | — |
| 1992 | 71° | 45° | 58° | 0.25" | — |
| 1991 | 84° | 53° | 69° | 0.2" | — |
| 1990 | 86° | 54° | 70° | — | — |
| 1989 | 84° | 57° | 71° | — | — |
| 1988 | 87° | 57° | 72° | 1.19" | — |
| 1987 | 87° | 46° | 67° | — | — |
| 1986 | 92° | 56° | 74° | — | — |
| 1985 | 91° | 48° | 70° | — | — |
| 1984 | 89° | 64° | 77° | 0.43" | — |
| 1983 | 92° | 63° | 77° | — | — |
| 1982 | 86° | 60° | 73° | 0.05" | — |
| 1981 | 81° | 48° | 64° | — | — |
| 1980 | 83° | 50° | 66° | — | — |
| 1979 | 77° | 53° | 65° | 0.03" | — |
| 1978 | 95° | 51° | 73° | — | — |
| 1977 | 74° | 62° | 68° | 0.03" | — |
| 1976 | 90° | 56° | 73° | — | — |
| 1975 | 85° | 60° | 72° | 0.1" | — |
| 1974 | 91° | 62° | 77° | — | — |
| 1973 | 81° | 62° | 71° | — | — |
| 1972 | 86° | 57° | 72° | 0.51" | — |
| 1971 | 92° | 63° | 77° | — | — |
55 years of data from WATERTON NORTH COLORADO