Weather on December 18
Elgin, IL
55 Years of Data
Avg High
31°F
Avg Low
16°F
Warmest
1977
44°F avg
Coldest
1985
1°F avg
About This Date
December 18th in Elgin, IL typically brings very cold winter weather, with average highs around 31°F and lows near 16°F. Over 54 years of records, the warmest December 18th was in 1977 (44°F average), while the coldest was 1985 (1°F) — a 43°F range across recorded history. Precipitation has occurred on 19% of recorded December 18th dates, with snow falling 11% of the time (heaviest snowfall: 2.4"). The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Elgin, IL? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 44° | 32° | 38° | — | — |
| 2024 | 38° | 29° | 33° | 0.05" | — |
| 2023 | 42° | 30° | 36° | — | — |
| 2022 | 24° | 15° | 20° | — | — |
| 2021 | 39° | 21° | 30° | 0.05" | — |
| 2020 | 34° | 17° | 25° | — | — |
| 2019 | 29° | 9° | 19° | — | — |
| 2018 | 45° | 20° | 32° | — | — |
| 2017 | 41° | 33° | 37° | — | — |
| 2016 | 20° | 3° | 11° | 0.53" | 2.4" |
| 2015 | 34° | 24° | 29° | — | — |
| 2014 | 26° | 17° | 22° | — | — |
| 2013 | 34° | 13° | 23° | 0.03" | 0.1" |
| 2012 | 36° | 28° | 32° | — | — |
| 2011 | 31° | 22° | 26° | 0.08" | 0.3" |
| 2010 | 21° | 9° | 15° | — | — |
| 2009 | 32° | 21° | 27° | 0.03" | — |
| 2008 | 18° | 3° | 10° | — | — |
| 2007 | 24° | 14° | 19° | — | — |
| 2006 | 46° | 28° | 37° | — | — |
| 2005 | 21° | 5° | 13° | — | — |
| 2004 | 34° | 16° | 25° | — | — |
| 2003 | 24° | 16° | 20° | — | — |
| 2002 | 52° | 30° | 41° | 0.99" | — |
| 2001 | 45° | 29° | 37° | — | — |
| 2000 | 9° | -3° | 3° | — | — |
| 1999 | 27° | 8° | 17° | — | 0.8" |
| 1998 | 39° | 26° | 33° | — | — |
| 1997 | 49° | 21° | 35° | — | — |
| 1996 | 27° | 11° | 19° | — | — |
| 1995 | 36° | 17° | 26° | — | — |
| 1994 | 38° | 29° | 33° | — | — |
| 1993 | 40° | 34° | 37° | 0.86" | — |
| 1992 | 30° | 24° | 27° | — | — |
| 1991 | 36° | 12° | 24° | — | — |
| 1990 | 37° | 32° | 35° | 0.41" | — |
| 1989 | 15° | 0° | 8° | — | — |
| 1988 | 20° | 10° | 15° | — | — |
| 1987 | 22° | 11° | 16° | — | — |
| 1986 | 38° | 28° | 33° | — | — |
| 1985coldest | 11° | -10° | 1° | — | — |
| 1984 | 39° | 14° | 27° | — | — |
| 1983 | 19° | -3° | 8° | — | 0.2" |
| 1982 | 35° | 24° | 30° | — | — |
| 1981 | 22° | 5° | 13° | — | — |
| 1980 | 35° | 23° | 29° | — | — |
| 1979 | 17° | -6° | 6° | — | — |
| 1978 | 30° | 14° | 22° | — | — |
| 1977warmest | 53° | 35° | 44° | — | — |
| 1976 | 37° | 22° | 29° | — | — |
| 1975 | 10° | -1° | 5° | — | — |
| 1974 | 30° | 17° | 24° | 0.05" | 0.2" |
| 1973 | 24° | 0° | 12° | — | — |
| 1971 | 26° | 6° | 16° | — | — |
54 years of data from ELGIN WATER