Weather on June 21
Davenport, IA
55 Years of Data
Avg High
84°F
Avg Low
65°F
Warmest
1988
88°F avg
Coldest
1992
56°F avg
About This Date
June 21st in Davenport, IA typically brings warm summer weather, with average highs around 84°F and lows near 65°F. Over 55 years of records, the warmest June 21st was in 1988 (88°F average), while the coldest was 1992 (56°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 35% of June 21st dates historically, with the wettest June 21st recording 3.43" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for June 21st in Davenport, IA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 78° | 86° | — | — |
| 2024 | 92° | 74° | 83° | — | — |
| 2023 | 88° | 63° | 75° | — | — |
| 2022 | 97° | 73° | 85° | 0.03" | — |
| 2021 | 73° | 57° | 65° | — | — |
| 2020 | 89° | 66° | 78° | — | — |
| 2019 | 70° | 61° | 65° | 0.56" | — |
| 2018 | 74° | 62° | 68° | 0.76" | — |
| 2017 | 81° | 63° | 72° | 0.79" | — |
| 2016 | 87° | 67° | 77° | — | — |
| 2015 | 83° | 56° | 69° | — | — |
| 2014 | 84° | 70° | 77° | — | — |
| 2013 | 81° | 68° | 74° | 0.1" | — |
| 2012 | 82° | 67° | 74° | 0.1" | — |
| 2011 | 85° | 60° | 72° | — | — |
| 2010 | 86° | 69° | 78° | 0.03" | — |
| 2009 | 85° | 74° | 79° | — | — |
| 2008 | 83° | 69° | 76° | 0.61" | — |
| 2007 | 87° | 68° | 78° | — | — |
| 2006 | 85° | 72° | 78° | 0.53" | — |
| 2005 | 89° | 71° | 80° | — | — |
| 2004 | 72° | 58° | 65° | 0.03" | — |
| 2003 | 83° | 55° | 69° | — | — |
| 2002 | 91° | 75° | 83° | — | — |
| 2001 | 70° | 59° | 64° | 0.36" | — |
| 2000 | 79° | 67° | 73° | 0.05" | — |
| 1999 | 84° | 64° | 74° | — | — |
| 1998 | 84° | 67° | 75° | 1.78" | — |
| 1997 | 83° | 69° | 76° | 1.85" | — |
| 1996 | 88° | 70° | 79° | — | — |
| 1995 | 93° | 76° | 84° | — | — |
| 1994 | 90° | 72° | 81° | — | — |
| 1993 | 84° | 64° | 74° | — | — |
| 1992coldest | 68° | 44° | 56° | — | — |
| 1991 | 91° | 64° | 78° | — | — |
| 1990 | 80° | 65° | 72° | 0.15" | — |
| 1989 | 89° | 67° | 78° | — | — |
| 1988warmest | 99° | 77° | 88° | — | — |
| 1987 | 85° | 69° | 77° | — | — |
| 1986 | 95° | 75° | 85° | — | — |
| 1985 | 85° | 68° | 76° | 1.32" | — |
| 1984 | 85° | 66° | 75° | — | — |
| 1983 | 91° | 71° | 81° | — | — |
| 1982 | 79° | 55° | 67° | — | — |
| 1981 | 75° | 63° | 69° | — | — |
| 1980 | 81° | 51° | 66° | — | — |
| 1979 | 89° | 65° | 77° | — | — |
| 1978 | 81° | 56° | 68° | 0.13" | — |
| 1977 | 79° | 61° | 70° | — | — |
| 1976 | 82° | 59° | 71° | — | — |
| 1975 | 93° | 69° | 81° | — | — |
| 1974 | 83° | 64° | 73° | 3.43" | — |
| 1973 | 78° | 62° | 70° | — | — |
| 1972 | 70° | 53° | 61° | — | — |
| 1971 | 80° | 72° | 76° | 0.25" | — |
55 years of data from DAVENPORT L&D 15