Weather on September 1 at Mammoth Cave
Mammoth Cave National Park
Based on 55 years of data from Bowling Green, KY
Planning Your Visit
September 1st in Mammoth Cave National Park (via Bowling Green, KY) typically brings warm fall weather, with average highs around 87°F and lows near 65°F. Over 55 years of records, the warmest September 1st was in 1977 (84°F average), while the coldest was 2017 (62°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 29% of September 1st dates historically, with the wettest September 1st recording 12.52" of rain. The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for September 1st in Mammoth Cave? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 89°F | 58°F | 0" | 0" |
| 2024 | 87°F | 70°F | 1.55" | 0" |
| 2023 | 89°F | 59°F | 0" | 0" |
| 2022 | 88°F | 59°F | 0" | -- |
| 2021 | 84°F | 67°F | 0" | 0" |
| 2020 | 85°F | 70°F | 0" | 0" |
| 2019 | 91°F | 66°F | 0" | 0" |
| 2018 | 89°F | 71°F | 0" | 0" |
| 2017 | 70°F | 55°F | 12.52" | 0" |
| 2016 | 85°F | 67°F | 0" | 0" |
| 2015 | 92°F | 64°F | 0" | 0" |
| 2014 | 89°F | 72°F | 0.2" | 0" |
| 2013 | 84°F | 68°F | 2.13" | 0" |
| 2012 | 91°F | 74°F | 0.69" | 0" |
| 2011 | 99°F | 68°F | 0" | 0" |
| 2010 | 91°F | 64°F | 0" | 0" |
| 2009 | 79°F | 52°F | 0" | 0" |
| 2008 | 95°F | 71°F | 0" | 0" |
| 2007 | 91°F | 66°F | 0" | 0" |
| 2006 | 79°F | 64°F | 0" | 0" |
| 2005 | 87°F | 62°F | 0" | 0" |
| 2004 | 82°F | 59°F | 0" | 0" |
| 2003 | 90°F | 71°F | 0.13" | 0" |
| 2002 | 89°F | 69°F | 0" | 0" |
| 2001 | 84°F | 67°F | 0" | 0" |
| 2000 | 89°F | 71°F | 0" | 0" |
| 1999 | 97°F | 63°F | 0" | 0" |
| 1998 | 89°F | 63°F | 0" | 0" |
| 1997 | 92°F | 67°F | -- | 0" |
| 1996 | 85°F | 60°F | -- | 0" |
| 1995 | 91°F | 70°F | 0" | 0" |
| 1994 | 73°F | 60°F | 0.23" | 0" |
| 1993 | 90°F | 71°F | 0.79" | 0" |
| 1992 | 84°F | 61°F | 0" | 0" |
| 1991 | 90°F | 69°F | 0.89" | 0" |
| 1990 | 96°F | 65°F | 0" | 0" |
| 1989 | 93°F | 72°F | 0.79" | 0" |
| 1988 | 86°F | 59°F | 0" | 0" |
| 1987 | 79°F | 47°F | 0" | 0" |
| 1986 | 72°F | 64°F | 0.23" | 0" |
| 1985 | 87°F | 60°F | 0" | 0" |
| 1984 | 88°F | 55°F | 0" | 0" |
| 1983 | 87°F | 68°F | 0" | 0" |
| 1982 | 84°F | 70°F | 0.71" | 0" |
| 1981 | 84°F | 68°F | 0.91" | 0" |
| 1980 | 94°F | 72°F | 0" | 0" |
| 1979 | 90°F | 67°F | 1.75" | 0" |
| 1978 | 83°F | 59°F | 0" | 0" |
| 1977 | 98°F | 69°F | 0" | 0" |
| 1976 | 70°F | 63°F | 0.58" | 0" |
| 1975 | 86°F | 62°F | 0" | 0" |
| 1974 | 85°F | 69°F | 0.18" | 0" |
| 1973 | 92°F | 67°F | 0" | 0" |
| 1972 | 90°F | 63°F | 0" | 0" |
| 1971 | 84°F | 70°F | 0" | 0" |