Weather on December 18
Des Moines, IA
55 Years of Data
Avg High
32°F
Avg Low
15°F
Warmest
1982
45°F avg
Coldest
1983
-10°F avg
About This Date
December 18th in Des Moines, IA typically brings cold winter weather, with average highs around 32°F and lows near 15°F. Over 55 years of records, the warmest December 18th was in 1982 (45°F average), while the coldest was 1983 (-10°F) — a 55°F range across recorded history. Precipitation has occurred on 9% of recorded December 18th dates, with snow falling 4% of the time (heaviest snowfall: 2"). 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 December 18th in Des Moines, IA? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 50° | 14° | 32° | 0.3" | — |
| 2024 | 31° | 22° | 27° | — | — |
| 2023 | 34° | 17° | 26° | — | — |
| 2022 | 22° | 5° | 14° | — | — |
| 2021 | 34° | 21° | 28° | — | — |
| 2020 | 28° | 21° | 25° | — | — |
| 2019 | 38° | 7° | 22° | — | — |
| 2018 | 55° | 30° | 43° | — | — |
| 2017 | 38° | 24° | 31° | — | — |
| 2016 | 12° | -14° | -1° | 0.08" | 0.6" |
| 2015 | 34° | 18° | 26° | — | — |
| 2014 | 25° | 13° | 19° | — | — |
| 2013 | 35° | 14° | 25° | — | — |
| 2012 | 32° | 23° | 28° | — | — |
| 2011 | 44° | 24° | 34° | — | — |
| 2010 | 23° | 7° | 15° | — | — |
| 2009 | 33° | — | — | — | — |
| 2008 | 18° | 3° | 10° | — | — |
| 2007 | 35° | 5° | 20° | — | — |
| 2006 | 40° | 21° | 30° | — | — |
| 2005 | 18° | 7° | 12° | — | — |
| 2004 | 37° | 16° | 26° | — | — |
| 2003 | 38° | 16° | 27° | — | — |
| 2002 | 48° | 32° | 40° | — | — |
| 2001 | 46° | 26° | 36° | — | — |
| 2000 | 11° | -5° | 3° | 0.25" | 2" |
| 1999 | 23° | 8° | 16° | — | — |
| 1998 | 41° | 40° | 40° | — | — |
| 1997 | 43° | 17° | 30° | — | — |
| 1996 | 34° | 2° | 18° | — | — |
| 1995 | 37° | 31° | 34° | — | — |
| 1994 | 37° | 15° | 26° | — | — |
| 1993 | 41° | 33° | 37° | 0.05" | — |
| 1992 | 27° | 24° | 25° | — | — |
| 1991 | 34° | 7° | 20° | — | — |
| 1990 | 33° | 12° | 23° | 0.43" | — |
| 1989 | 14° | -6° | 4° | — | — |
| 1988 | 54° | 17° | 35° | — | — |
| 1987 | 36° | 23° | 29° | — | — |
| 1986 | 37° | 29° | 33° | — | — |
| 1985 | 2° | -15° | -6° | — | — |
| 1984 | 25° | 9° | 17° | — | — |
| 1983coldest | -1° | -19° | -10° | — | — |
| 1982warmest | 54° | 36° | 45° | — | — |
| 1981 | 9° | -9° | 0° | — | — |
| 1980 | 38° | 18° | 28° | — | — |
| 1979 | 46° | 15° | 31° | — | — |
| 1978 | 46° | 31° | 38° | — | — |
| 1977 | 39° | 30° | 35° | — | — |
| 1976 | 49° | 28° | 38° | — | — |
| 1975 | 13° | -4° | 4° | — | — |
| 1974 | 23° | 11° | 17° | — | — |
| 1973 | 24° | 18° | 21° | — | — |
| 1972 | 34° | 13° | 23° | — | — |
| 1971 | 20° | 8° | 14° | — | — |
55 years of data from ANKENY