Weather on May 15 at Great Smoky Mountains
Great Smoky Mountains National Park
Based on 55 years of data from Gatlinburg, TN
Elevation Note: Great Smoky Mountains sits at 4,900 ft. Expect temperatures 17°F cooler than the data shown below, which comes from Gatlinburg, TN at a lower elevation.
Planning Your Visit
May 15th in Great Smoky Mountains National Park (via Gatlinburg, TN) typically brings pleasant spring weather, with average highs around 76°F and lows near 50°F — a 26°F daily swing. Over 55 years of records, the warmest May 15th was in 1998 (72°F average), while the coldest was 1978 (49°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 15th dates historically, with the wettest May 15th recording 5.84" 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 May 15th in Great Smoky Mountains? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 77°F | 57°F | 0.05" | 0" |
| 2024 | 65°F | 57°F | 1.45" | 0" |
| 2023 | 78°F | 57°F | 0.66" | 0" |
| 2022 | 72°F | 56°F | 0.61" | 0" |
| 2021 | 66°F | 41°F | 0" | 0" |
| 2020 | 79°F | 54°F | 0" | 0" |
| 2019 | 62°F | 41°F | 0" | 0" |
| 2018 | 85°F | 58°F | 0" | 0" |
| 2017 | 75°F | 45°F | 0" | 0" |
| 2016 | 71°F | 43°F | 0" | 0" |
| 2015 | 79°F | 45°F | 0" | 0" |
| 2014 | 82°F | 59°F | 2.01" | 0" |
| 2013 | 77°F | 40°F | 0" | 0" |
| 2012 | 68°F | 59°F | 0.33" | 0" |
| 2011 | 76°F | 55°F | 0.28" | 0" |
| 2010 | 85°F | 58°F | 0.25" | 0" |
| 2009 | 81°F | 58°F | 0.41" | 0" |
| 2008 | 73°F | 50°F | 0" | 0" |
| 2007 | 79°F | 54°F | 0" | 0" |
| 2006 | 64°F | 41°F | 0.03" | 0" |
| 2005 | 79°F | 59°F | 1.14" | 0" |
| 2004 | 80°F | 58°F | 0" | 0" |
| 2003 | 73°F | 50°F | 0.1" | 0" |
| 2002 | 68°F | 40°F | 0" | 0" |
| 2001 | 80°F | 40°F | 0" | 0" |
| 2000 | 73°F | 41°F | 0" | 0" |
| 1999 | 74°F | 50°F | 0" | 0" |
| 1998 | 86°F | 57°F | 0" | 0" |
| 1997 | 78°F | 40°F | 0" | 0" |
| 1996 | 69°F | 43°F | 1.3" | 0" |
| 1995 | 77°F | 62°F | 4.37" | 0" |
| 1994 | 80°F | 53°F | 0.89" | 0" |
| 1993 | 71°F | 45°F | 0" | 0" |
| 1992 | 77°F | 53°F | 0.03" | 0" |
| 1991 | 78°F | 58°F | 0" | 0" |
| 1990 | 83°F | 49°F | 0" | 0" |
| 1989 | 62°F | 52°F | 0.1" | 0" |
| 1988 | 81°F | 48°F | 0" | 0" |
| 1987 | 78°F | 56°F | 0.28" | 0" |
| 1986 | 84°F | 53°F | 0.05" | 0" |
| 1985 | 83°F | 56°F | 0.33" | 0" |
| 1984 | 77°F | 42°F | 0" | 0" |
| 1983 | 78°F | 59°F | 0" | 0" |
| 1982 | 83°F | 57°F | 0" | 0" |
| 1981 | 80°F | 52°F | 0.61" | 0" |
| 1980 | 73°F | 49°F | 0" | 0" |
| 1979 | 72°F | 41°F | 0" | 0" |
| 1978 | 56°F | 43°F | 0.84" | 0" |
| 1977 | 77°F | 46°F | 0" | 0" |
| 1976 | 72°F | 59°F | 5.84" | 0" |
| 1975 | 78°F | 42°F | 0" | 0" |
| 1974 | 85°F | 43°F | 0" | 0" |
| 1973 | 69°F | 39°F | 0" | 0" |
| 1972 | 80°F | 55°F | 1.07" | 0" |
| 1971 | 72°F | 41°F | 0" | 0" |
May 15 at Nearby Parks
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See historical weather for other dates
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