Weather on September 1
Davenport, IA
55 Years of Data
Avg High
82°F
Avg Low
63°F
Warmest
2000
85°F avg
Coldest
2017
59°F avg
About This Date
September 1st in Davenport, IA typically brings warm fall weather, with average highs around 82°F and lows near 63°F. Over 55 years of records, the warmest September 1st was in 2000 (85°F average), while the coldest was 2017 (59°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 18% of September 1st dates historically, with the wettest September 1st recording 6.07" of rain. The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.
Planning for September 1st in Davenport, IA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 57° | 66° | — | — |
| 2024 | 77° | 65° | 71° | — | — |
| 2023 | 87° | 56° | 71° | — | — |
| 2022 | 87° | 66° | 77° | — | — |
| 2021 | 80° | 60° | 70° | — | — |
| 2020 | 73° | 64° | 69° | 0.03" | — |
| 2019 | 76° | 50° | 63° | 0.13" | — |
| 2018 | 86° | 71° | 79° | 0.51" | — |
| 2017coldest | 70° | 49° | 59° | — | — |
| 2016 | 75° | 61° | 68° | — | — |
| 2015 | 92° | 66° | 79° | — | — |
| 2014 | 81° | 65° | 73° | 0.64" | — |
| 2013 | 88° | 69° | 78° | — | — |
| 2012 | 78° | 70° | 74° | 0.43" | — |
| 2011 | 97° | 74° | 85° | — | — |
| 2010 | 86° | 67° | 76° | 1.98" | — |
| 2009 | 71° | 52° | 61° | — | — |
| 2008 | 89° | 69° | 79° | — | — |
| 2007 | 81° | 61° | 71° | — | — |
| 2006 | 76° | 60° | 68° | — | — |
| 2005 | 86° | 63° | 74° | — | — |
| 2004 | 85° | 64° | 74° | — | — |
| 2003 | 72° | 60° | 66° | 1.52" | — |
| 2002 | 87° | 68° | 78° | — | — |
| 2001 | 75° | 59° | 67° | — | — |
| 2000warmest | 95° | 75° | 85° | — | — |
| 1999 | 88° | 58° | 73° | — | — |
| 1998 | 82° | 65° | 73° | — | — |
| 1997 | 85° | 65° | 75° | — | — |
| 1996 | 82° | 64° | 73° | — | — |
| 1995 | 80° | 64° | 72° | — | — |
| 1994 | 73° | 53° | 63° | — | — |
| 1993 | 78° | 60° | 69° | — | — |
| 1992 | 76° | 57° | 66° | — | — |
| 1991 | 83° | 60° | 71° | — | — |
| 1990 | 86° | 77° | 82° | — | — |
| 1989 | 79° | 66° | 72° | 6.07" | — |
| 1988 | 83° | 64° | 73° | — | — |
| 1987 | 80° | 46° | 63° | — | — |
| 1986 | 85° | 49° | 67° | — | — |
| 1985 | 83° | 71° | 77° | — | — |
| 1984 | 98° | 65° | 81° | — | — |
| 1983 | 86° | 63° | 74° | — | — |
| 1982 | 87° | 68° | 78° | — | — |
| 1981 | 74° | 63° | 68° | 1.57" | — |
| 1980 | 79° | 65° | 72° | 3.99" | — |
| 1979 | 86° | 69° | 78° | — | — |
| 1978 | 86° | 62° | 74° | — | — |
| 1977 | 82° | 71° | 77° | — | — |
| 1976 | 73° | 58° | 65° | — | — |
| 1975 | 88° | 61° | 74° | — | — |
| 1974 | 67° | 53° | 60° | — | — |
| 1973 | 93° | 74° | 83° | — | — |
| 1972 | 74° | 65° | 69° | — | — |
| 1971 | 87° | 66° | 77° | — | — |
55 years of data from DAVENPORT L&D 15