Weather on May 21
Davenport, IA
55 Years of Data
Avg High
74°F
Avg Low
54°F
Warmest
2024
79°F avg
Coldest
2019
46°F avg
About This Date
May 21st in Davenport, IA typically brings pleasant spring weather, with average highs around 74°F and lows near 54°F. Over 55 years of records, the warmest May 21st was in 2024 (79°F average), while the coldest was 2019 (46°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 29% of May 21st dates historically, with the wettest May 21st recording 5.69" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in Davenport, IA? Great weather for outdoor activities.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 57° | 50° | 54° | 1.27" | — |
| 2024warmest | 89° | 68° | 79° | — | — |
| 2023 | 79° | 52° | 65° | — | — |
| 2022 | 65° | 53° | 59° | 0.05" | — |
| 2021 | 76° | 68° | 72° | 0.18" | — |
| 2020 | 67° | 51° | 59° | — | — |
| 2019coldest | 53° | 39° | 46° | 1.27" | — |
| 2018 | 75° | 54° | 64° | 0.66" | — |
| 2017 | 67° | 47° | 57° | — | — |
| 2016 | 79° | 50° | 64° | — | — |
| 2015 | 71° | 43° | 57° | — | — |
| 2014 | 84° | 64° | 74° | 2.92" | — |
| 2013 | 76° | 62° | 69° | — | — |
| 2012 | 74° | 50° | 62° | — | — |
| 2011 | 89° | 59° | 74° | — | — |
| 2010 | 66° | 57° | 62° | 0.64" | — |
| 2009 | 79° | 61° | 70° | — | — |
| 2008 | 70° | 49° | 59° | — | — |
| 2007 | 86° | 55° | 71° | — | — |
| 2006 | 68° | 54° | 61° | — | — |
| 2005 | 71° | 53° | 62° | — | — |
| 2004 | 83° | 56° | 69° | 1.22" | — |
| 2003 | 64° | 49° | 56° | — | — |
| 2002 | 61° | 39° | 50° | — | — |
| 2001 | 67° | 54° | 60° | 5.69" | — |
| 2000 | 71° | 51° | 61° | — | — |
| 1999 | 71° | 61° | 66° | — | — |
| 1998 | 78° | 61° | 69° | 0.79" | — |
| 1997 | 64° | 45° | 54° | — | — |
| 1996 | 77° | 57° | 67° | 2.18" | — |
| 1995 | 74° | 59° | 66° | — | — |
| 1994 | 86° | 58° | 72° | — | — |
| 1993 | 71° | 47° | 59° | — | — |
| 1992 | 81° | 66° | 73° | — | — |
| 1991 | 82° | 66° | 74° | — | — |
| 1990 | 59° | 49° | 54° | — | — |
| 1989 | 78° | 55° | 67° | — | — |
| 1988 | 89° | 50° | 70° | — | — |
| 1987 | 90° | 64° | 77° | 0.08" | — |
| 1986 | 70° | 45° | 57° | — | — |
| 1985 | 73° | 49° | 61° | — | — |
| 1984 | 76° | 57° | 66° | — | — |
| 1983 | 72° | 58° | 65° | 0.03" | — |
| 1982 | 65° | 46° | 55° | 0.69" | — |
| 1981 | 79° | 41° | 60° | — | — |
| 1980 | 81° | 48° | 64° | — | — |
| 1979 | 68° | 45° | 56° | — | — |
| 1978 | 66° | 50° | 58° | — | — |
| 1977 | 88° | 61° | 74° | 0.79" | — |
| 1976 | 77° | 61° | 69° | — | — |
| 1975 | 72° | 62° | 67° | 0.74" | — |
| 1974 | 86° | 70° | 78° | — | — |
| 1973 | 76° | 59° | 67° | — | — |
| 1972 | 89° | 67° | 78° | — | — |
| 1971 | 68° | 50° | 59° | — | — |
55 years of data from DAVENPORT L&D 15