Weather on October 18 at Mammoth Cave
Mammoth Cave National Park
Based on 55 years of data from Bowling Green, KY
Planning Your Visit
October 18th in Mammoth Cave National Park (via Bowling Green, KY) typically brings mild fall weather, with average highs around 69°F and lows near 45°F. Over 55 years of records, the warmest October 18th was in 2016 (79°F average), while the coldest was 1989 (43°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 27% of October 18th dates historically, with the wettest October 18th recording 5.64" of rain. 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 October 18th in Mammoth Cave? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 87°F | 58°F | 0.51" | 0" |
| 2024 | 71°F | 36°F | 0" | 0" |
| 2023 | 71°F | 40°F | 0" | 0" |
| 2022 | 54°F | 32°F | 0" | -- |
| 2021 | 74°F | 42°F | 0" | 0" |
| 2020 | 59°F | 46°F | 0.25" | 0" |
| 2019 | 67°F | 38°F | 0" | 0" |
| 2018 | 62°F | 40°F | 0" | 0" |
| 2017 | 71°F | 39°F | 0" | 0" |
| 2016 | 88°F | 70°F | 0" | 0" |
| 2015 | 61°F | 33°F | 0" | 0" |
| 2014 | 62°F | 50°F | 0" | 0" |
| 2013 | 67°F | 39°F | 0" | 0" |
| 2012 | 68°F | 51°F | 0.48" | 0" |
| 2011 | 66°F | 48°F | 0.3" | 0" |
| 2010 | 85°F | 50°F | 0" | 0" |
| 2009 | 57°F | 34°F | 0" | 0" |
| 2008 | 64°F | 42°F | 0" | 0" |
| 2007 | 82°F | 65°F | 1.3" | 0" |
| 2006 | 79°F | 57°F | 0" | 0" |
| 2005 | 82°F | 52°F | 0" | 0" |
| 2004 | 73°F | 55°F | 5.64" | 0" |
| 2003 | 66°F | 40°F | 0" | 0" |
| 2002 | 72°F | 40°F | 0" | 0" |
| 2001 | 66°F | 30°F | 0" | 0" |
| 2000 | 72°F | 46°F | 0" | 0" |
| 1999 | 60°F | 41°F | 0" | 0" |
| 1998 | 76°F | 58°F | 0.61" | 0" |
| 1997 | 63°F | 37°F | -- | 0" |
| 1996 | 60°F | 41°F | -- | 0" |
| 1995 | 78°F | 44°F | 0" | 0" |
| 1994 | 73°F | 52°F | 0.58" | 0" |
| 1993 | 63°F | 54°F | 0" | 0" |
| 1992 | 60°F | 38°F | 0" | 0" |
| 1991 | 81°F | 42°F | 0" | 0" |
| 1990 | 70°F | 38°F | 0.66" | 0" |
| 1989 | 52°F | 35°F | 0.66" | 0" |
| 1988 | 69°F | 42°F | 0" | 0" |
| 1987 | 69°F | 33°F | 0" | 0" |
| 1986 | 69°F | 43°F | 0" | 0" |
| 1985 | 81°F | 59°F | 0" | 0" |
| 1984 | 80°F | 56°F | 0" | 0" |
| 1983 | 70°F | 58°F | 0.03" | 0" |
| 1982 | 72°F | 42°F | 0" | 0" |
| 1981 | 65°F | 42°F | 0.18" | 0" |
| 1980 | 71°F | 54°F | 2.21" | 0" |
| 1979 | 80°F | 51°F | 0" | 0" |
| 1978 | 69°F | 34°F | 0" | 0" |
| 1977 | 67°F | 46°F | 0" | 0" |
| 1976 | 59°F | 29°F | 0" | 0" |
| 1975 | 47°F | 42°F | 0.64" | 0" |
| 1974 | 64°F | 43°F | 0" | 0" |
| 1973 | 75°F | 40°F | 0" | 0" |
| 1972 | 55°F | 42°F | 2.72" | 0" |
| 1971 | 81°F | 58°F | 0" | 0" |