Weather on September 5
Arvada, CO
55 Years of Data
Avg High
83°F
Avg Low
53°F
Warmest
1998
81°F avg
Coldest
2008
41°F avg
About This Date
September 5th in Arvada, CO typically brings warm fall weather, with average highs around 83°F and lows near 53°F — a 30°F daily swing. Over 55 years of records, the warmest September 5th was in 1998 (81°F average), while the coldest was 2008 (41°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 13% of September 5th dates historically, with the wettest September 5th recording 2.54" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for September 5th in Arvada, CO? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 55° | 71° | — | — |
| 2024 | 81° | 53° | 67° | 1.93" | — |
| 2023 | 91° | 52° | 71° | — | — |
| 2022 | 93° | 62° | 78° | — | — |
| 2021 | 82° | 55° | 69° | — | — |
| 2020 | 86° | 52° | 69° | — | — |
| 2019 | 86° | 67° | 76° | — | — |
| 2018 | 79° | 55° | 67° | — | — |
| 2017 | 93° | 54° | 73° | — | — |
| 2016 | 85° | 52° | 68° | 0.03" | — |
| 2015 | 87° | 60° | 74° | — | — |
| 2014 | 74° | 53° | 63° | 2.54" | — |
| 2013 | 89° | 65° | 77° | — | — |
| 2012 | 88° | 48° | 68° | — | — |
| 2011 | 77° | 43° | 60° | — | — |
| 2010 | 79° | 53° | 66° | — | — |
| 2009 | 74° | 50° | 62° | — | — |
| 2008coldest | 45° | 37° | 41° | — | — |
| 2007 | 75° | 50° | 63° | — | — |
| 2006 | 71° | 41° | 56° | — | — |
| 2005 | 72° | 52° | 62° | — | — |
| 2004 | 65° | 38° | 51° | — | — |
| 2003 | 77° | 49° | 63° | — | — |
| 2002 | 80° | 54° | 67° | — | — |
| 2001 | 92° | 61° | 76° | — | — |
| 2000 | 90° | 55° | 72° | 0.36" | — |
| 1999 | 73° | 46° | 60° | — | — |
| 1998warmest | 96° | 67° | 81° | — | — |
| 1997 | 83° | 53° | 68° | 0.13" | — |
| 1996 | 94° | 56° | 75° | — | — |
| 1995 | 98° | 57° | 78° | — | — |
| 1994 | 90° | 56° | 73° | — | — |
| 1993 | 87° | 50° | 69° | — | — |
| 1992 | 88° | 56° | 72° | — | — |
| 1991 | 84° | 57° | 71° | — | — |
| 1990 | 87° | 59° | 73° | — | — |
| 1989 | 85° | 48° | 66° | — | — |
| 1988 | 77° | 48° | 63° | — | — |
| 1987 | 80° | 43° | 61° | — | — |
| 1986 | 82° | 48° | 65° | — | — |
| 1985 | 81° | 58° | 69° | — | — |
| 1984 | 80° | 54° | 67° | — | — |
| 1983 | 92° | 54° | 73° | 0.1" | — |
| 1982 | 91° | 61° | 76° | — | — |
| 1981 | 78° | 52° | 65° | 0.13" | — |
| 1980 | 89° | 47° | 68° | — | — |
| 1979 | 83° | 53° | 68° | — | — |
| 1978 | 95° | 58° | 76° | — | — |
| 1977 | 85° | 64° | 74° | — | — |
| 1976 | 92° | 61° | 76° | — | — |
| 1975 | 83° | 54° | 68° | — | — |
| 1974 | 86° | 56° | 71° | — | — |
| 1973 | 80° | 49° | 64° | — | — |
| 1972 | 85° | 50° | 67° | — | — |
| 1971 | 83° | 44° | 63° | — | — |
55 years of data from WATERTON NORTH COLORADO