Weather on May 21
Cedar Rapids, IA
55 Years of Data
Avg High
74°F
Avg Low
51°F
Warmest
1974
76°F avg
Coldest
2002
48°F avg
About This Date
May 21st in Cedar Rapids, IA typically brings pleasant spring weather, with average highs around 74°F and lows near 51°F. Over 55 years of records, the warmest May 21st was in 1974 (76°F average), while the coldest was 2002 (48°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 21st dates historically, with the wettest May 21st recording 5.54" 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 Cedar Rapids, IA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 48° | 54° | 0.43" | — |
| 2024 | 79° | 61° | 70° | 1.96" | — |
| 2023 | 79° | 43° | 61° | — | — |
| 2022 | 66° | 47° | 56° | — | — |
| 2021 | 76° | 67° | 71° | 0.15" | — |
| 2020 | 61° | 54° | 57° | — | — |
| 2019 | 58° | 44° | 51° | 0.71" | — |
| 2018 | 62° | 53° | 58° | 1.07" | — |
| 2017 | 58° | 47° | 52° | 0.28" | — |
| 2016 | 82° | 41° | 62° | — | — |
| 2015 | 73° | 36° | 54° | — | — |
| 2014 | 83° | 58° | 70° | 1.98" | — |
| 2013 | 79° | 62° | 70° | — | — |
| 2012 | 75° | 47° | 61° | — | — |
| 2011 | 81° | 57° | 69° | 0.33" | — |
| 2010 | 65° | 56° | 60° | 0.18" | — |
| 2009 | 83° | 62° | 72° | — | — |
| 2008 | 71° | 40° | 55° | — | — |
| 2007 | 83° | 56° | 69° | — | — |
| 2006 | 76° | 51° | 63° | — | — |
| 2005 | 69° | 49° | 59° | 0.51" | — |
| 2004 | 82° | 52° | 67° | 5.54" | — |
| 2003 | 64° | 41° | 53° | — | — |
| 2002coldest | 62° | 34° | 48° | — | — |
| 2001 | 74° | 52° | 63° | 4.55" | — |
| 2000 | 70° | 49° | 59° | 0.2" | — |
| 1999 | 75° | 60° | 68° | 1.78" | — |
| 1998 | 77° | 51° | 64° | — | — |
| 1997 | 65° | 36° | 50° | — | — |
| 1996 | 77° | 50° | 64° | — | — |
| 1995 | 73° | 46° | 60° | — | — |
| 1994 | 83° | 52° | 67° | — | — |
| 1993 | 71° | 40° | 55° | — | — |
| 1992 | 71° | 61° | 66° | 0.28" | — |
| 1991 | 80° | 65° | 72° | 0.05" | — |
| 1990 | 59° | 47° | 53° | — | — |
| 1989 | 78° | 50° | 64° | — | — |
| 1988 | 89° | 56° | 72° | — | — |
| 1987 | 85° | 64° | 74° | 0.43" | — |
| 1986 | 71° | 39° | 55° | — | — |
| 1985 | 71° | 43° | 57° | — | — |
| 1984 | 76° | 55° | 65° | — | — |
| 1983 | 69° | 56° | 62° | 0.18" | — |
| 1982 | 65° | 45° | 55° | 1.35" | — |
| 1981 | 78° | 45° | 61° | — | — |
| 1980 | 81° | 50° | 65° | — | — |
| 1979 | 66° | 39° | 53° | — | — |
| 1978 | 70° | 48° | 59° | — | — |
| 1977 | 83° | 58° | 70° | 0.05" | — |
| 1976 | 84° | 58° | 71° | — | — |
| 1975 | 84° | 62° | 73° | 2.31" | — |
| 1974warmest | 84° | 68° | 76° | — | — |
| 1973 | 75° | 56° | 65° | 0.15" | — |
| 1972 | 88° | 60° | 74° | — | — |
| 1971 | 72° | 44° | 58° | — | — |
55 years of data from CEDAR RAPIDS #1