Weather on May 15
Des Moines, IA
55 Years of Data
Avg High
72°F
Avg Low
49°F
Warmest
1977
75°F avg
Coldest
1997
45°F avg
About This Date
May 15th in Des Moines, IA typically brings pleasant spring weather, with average highs around 72°F and lows near 49°F. Over 55 years of records, the warmest May 15th was in 1977 (75°F average), while the coldest was 1997 (45°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 15th dates historically, with the wettest May 15th recording 2.62" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Des Moines, IA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 61° | 70° | — | — |
| 2024 | 76° | 54° | 65° | — | — |
| 2023 | 63° | 51° | 57° | 0.1" | — |
| 2022 | 71° | 58° | 64° | 0.03" | — |
| 2021 | 72° | 54° | 63° | 0.38" | — |
| 2020 | 65° | 49° | 57° | 0.79" | — |
| 2019 | 78° | 48° | 63° | — | — |
| 2018 | 79° | 61° | 70° | — | — |
| 2017 | 85° | 62° | 73° | — | — |
| 2016 | 56° | 37° | 46° | — | — |
| 2015 | 60° | 52° | 56° | 0.76" | — |
| 2014 | 58° | 38° | 48° | 0.66" | — |
| 2013 | 94° | 55° | 74° | — | — |
| 2012 | 85° | 44° | 64° | — | — |
| 2011 | 53° | 43° | 48° | 1.07" | — |
| 2010 | 70° | 43° | 56° | — | — |
| 2009 | 71° | 45° | 58° | 0.3" | — |
| 2008 | 69° | 39° | 54° | — | — |
| 2007 | 90° | 60° | 75° | 0.03" | — |
| 2006 | 58° | 44° | 51° | 0.08" | — |
| 2005 | 54° | 39° | 46° | — | — |
| 2004 | 57° | 34° | 45° | 0.05" | — |
| 2003 | 76° | 52° | 64° | 0.23" | — |
| 2002 | 71° | 44° | 58° | — | — |
| 2001 | 87° | 60° | 74° | — | — |
| 2000 | 71° | 41° | 56° | — | — |
| 1999 | 65° | 49° | 57° | — | — |
| 1998 | 83° | 62° | 72° | — | — |
| 1997coldest | 59° | 31° | 45° | — | — |
| 1996 | 57° | 47° | 52° | 1.17" | — |
| 1995 | 67° | 41° | 54° | — | — |
| 1994 | 68° | 53° | 61° | 0.81" | — |
| 1993 | 83° | 48° | 65° | 0.58" | — |
| 1992 | 70° | 53° | 61° | — | — |
| 1991 | 87° | 63° | 75° | 0.89" | — |
| 1990 | 74° | 50° | 62° | — | — |
| 1989 | 80° | 50° | 65° | — | — |
| 1988 | 84° | 57° | 71° | — | — |
| 1987 | 77° | 51° | 64° | — | — |
| 1986 | 66° | 56° | 61° | 2.62" | — |
| 1985 | 60° | 50° | 55° | 0.03" | — |
| 1984 | 67° | 51° | 59° | — | — |
| 1983 | 63° | 36° | 49° | — | — |
| 1982 | 74° | 55° | 64° | 1.27" | — |
| 1981 | 77° | 47° | 62° | — | — |
| 1980 | 72° | 48° | 60° | 0.05" | — |
| 1979 | 71° | 44° | 58° | — | — |
| 1978 | 67° | 44° | 55° | — | — |
| 1977warmest | 86° | 64° | 75° | — | — |
| 1976 | 66° | 54° | 60° | 0.66" | — |
| 1975 | 77° | 41° | 59° | — | — |
| 1974 | 62° | 40° | 51° | — | — |
| 1973 | 69° | 40° | 54° | — | — |
| 1972 | 67° | 49° | 58° | — | — |
| 1971 | 86° | 55° | 71° | — | — |
55 years of data from ANKENY