Weather on April 20
Des Moines, IA
55 Years of Data
Avg High
63°F
Avg Low
42°F
Warmest
1985
74°F avg
Coldest
2013
34°F avg
About This Date
April 20th in Des Moines, IA typically brings mild spring weather, with average highs around 63°F and lows near 42°F. Over 55 years of records, the warmest April 20th was in 1985 (74°F average), while the coldest was 2013 (34°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 45% of April 20th dates historically, with the wettest April 20th recording 2.46" of rain. The last decade has been 7.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.0°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Des Moines, 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 | 52° | 43° | 47° | 2.46" | — |
| 2024 | 50° | 33° | 42° | — | — |
| 2023 | 62° | 42° | 52° | 1.65" | — |
| 2022 | 49° | 43° | 46° | 0.53" | — |
| 2021 | 45° | 32° | 38° | — | — |
| 2020 | 63° | 38° | 50° | 0.03" | — |
| 2019 | 75° | 41° | 58° | — | — |
| 2018 | 51° | 28° | 40° | — | — |
| 2017 | 78° | 48° | 63° | 0.03" | — |
| 2016 | 63° | 46° | 54° | 0.58" | — |
| 2015 | 63° | 40° | 51° | 2.01" | — |
| 2014 | 84° | 56° | 70° | — | — |
| 2013coldest | 43° | 25° | 34° | — | — |
| 2012 | 67° | — | — | 0.63" | — |
| 2011 | 38° | 33° | 35° | 1.22" | — |
| 2010 | 75° | 40° | 57° | — | — |
| 2009 | 57° | 40° | 48° | — | — |
| 2008 | 53° | 43° | 48° | — | — |
| 2007 | 64° | 38° | 51° | — | — |
| 2006 | 69° | 41° | 55° | — | — |
| 2005 | 80° | 57° | 69° | 1.14" | — |
| 2004 | 63° | 46° | 54° | — | — |
| 2003 | 54° | 43° | 48° | 2.03" | — |
| 2002 | 56° | 44° | 50° | 0.05" | — |
| 2001 | 72° | 44° | 58° | — | — |
| 2000 | 81° | 48° | 64° | 0.28" | — |
| 1999 | 70° | 43° | 56° | — | — |
| 1998 | 58° | 43° | 50° | 1.02" | — |
| 1997 | 71° | 37° | 54° | 0.15" | — |
| 1996 | 76° | 38° | 57° | — | — |
| 1995 | 58° | 34° | 46° | — | — |
| 1994 | 69° | 39° | 54° | — | — |
| 1993 | 63° | 32° | 47° | 0.64" | — |
| 1992 | 57° | 49° | 53° | 0.51" | — |
| 1991 | 50° | 42° | 46° | 0.36" | — |
| 1990 | 61° | 42° | 51° | 0.71" | — |
| 1989 | 76° | 49° | 62° | — | — |
| 1988 | 64° | 47° | 55° | 0.03" | — |
| 1987 | 86° | 58° | 72° | — | — |
| 1986 | 57° | 45° | 51° | 0.38" | — |
| 1985warmest | 84° | 64° | 74° | — | — |
| 1984 | 59° | 33° | 46° | — | — |
| 1983 | 59° | 30° | 45° | — | — |
| 1982 | 49° | 35° | 42° | — | — |
| 1981 | 55° | 43° | 49° | — | — |
| 1980 | 86° | 45° | 65° | — | — |
| 1979 | 60° | 49° | 54° | 1.32" | — |
| 1978 | 45° | 31° | 38° | 0.03" | — |
| 1977 | 73° | 51° | 62° | — | — |
| 1976 | 61° | 45° | 53° | — | — |
| 1975 | 48° | 31° | 39° | — | — |
| 1974 | 64° | 40° | 52° | — | — |
| 1973 | 76° | 55° | 65° | 0.1" | — |
| 1972 | 50° | 44° | 47° | 1.02" | — |
| 1971 | 81° | 53° | 67° | — | — |
55 years of data from ANKENY