Weather on August 17
Des Moines, IA
55 Years of Data
Avg High
84°F
Avg Low
62°F
Warmest
1988
90°F avg
Coldest
1992
61°F avg
About This Date
August 17th in Des Moines, IA typically brings warm summer weather, with average highs around 84°F and lows near 62°F. Over 55 years of records, the warmest August 17th was in 1988 (90°F average), while the coldest was 1992 (61°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 35% of August 17th dates historically, with the wettest August 17th recording 2.08" of rain. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
Planning for August 17th in Des Moines, IA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 94° | 75° | 84° | — | — |
| 2024 | 83° | 65° | 74° | — | — |
| 2023 | 79° | 58° | 68° | — | — |
| 2022 | 83° | 63° | 73° | — | — |
| 2021 | 88° | 63° | 75° | — | — |
| 2020 | 90° | 65° | 77° | — | — |
| 2019 | 83° | 65° | 74° | — | — |
| 2018 | 87° | 65° | 76° | — | — |
| 2017 | 85° | 66° | 75° | 0.03" | — |
| 2016 | 86° | 65° | 75° | 0.33" | — |
| 2015 | 86° | 68° | 77° | — | — |
| 2014 | 77° | 59° | 68° | — | — |
| 2013 | 78° | 50° | 64° | — | — |
| 2012 | 78° | 52° | 65° | — | — |
| 2011 | 83° | 65° | 74° | 0.84" | — |
| 2010 | 86° | 61° | 73° | 0.41" | — |
| 2009 | 82° | 67° | 74° | 0.03" | — |
| 2008 | 83° | 56° | 69° | — | — |
| 2007 | 84° | 62° | 73° | 0.2" | — |
| 2006 | 86° | 60° | 73° | 1.47" | — |
| 2005 | 86° | 59° | 73° | — | — |
| 2004 | 81° | 61° | 71° | 0.03" | — |
| 2003 | 97° | 69° | 83° | — | — |
| 2002 | 78° | 55° | 67° | 0.3" | — |
| 2001 | 77° | 55° | 66° | — | — |
| 2000 | 83° | 61° | 72° | — | — |
| 1999 | 87° | 57° | 72° | — | — |
| 1998 | 87° | 70° | 78° | — | — |
| 1997 | 88° | 55° | 71° | 0.84" | — |
| 1996 | 75° | 61° | 68° | — | — |
| 1995 | 86° | 71° | 79° | 1.02" | — |
| 1994 | 84° | 54° | 69° | — | — |
| 1993 | 87° | 69° | 78° | — | — |
| 1992coldest | 72° | 51° | 61° | — | — |
| 1991 | 78° | 62° | 70° | 1.3" | — |
| 1990 | 80° | 66° | 73° | 0.61" | — |
| 1989 | 82° | 56° | 69° | — | — |
| 1988warmest | 103° | 78° | 90° | — | — |
| 1987 | 81° | 64° | 72° | — | — |
| 1986 | 85° | 69° | 77° | — | — |
| 1985 | 84° | 66° | 75° | 0.18" | — |
| 1984 | 81° | 70° | 75° | 0.08" | — |
| 1983 | 98° | 77° | 88° | — | — |
| 1982 | 86° | 62° | 74° | — | — |
| 1981 | 73° | 53° | 63° | — | — |
| 1980 | 82° | 63° | 72° | 1.52" | — |
| 1979 | 92° | 68° | 80° | — | — |
| 1978 | 89° | 59° | 74° | 0.05" | — |
| 1977 | 68° | 57° | 63° | — | — |
| 1976 | 75° | 58° | 66° | — | — |
| 1975 | 81° | 61° | 71° | 1.83" | — |
| 1974 | 82° | 62° | 72° | 2.08" | — |
| 1973 | 89° | 65° | 77° | — | — |
| 1972 | 92° | 70° | 81° | — | — |
| 1971 | 83° | 52° | 67° | — | — |
55 years of data from ANKENY