October is one of the warmer months of the year in Sevierville, with average highs near 22.1°C and lows around 8.8°C (mean 15.5°C). It is one of the drier months, averaging 72 mm of rainfall and 69% relative humidity across the period.
October is one of the warmer months of the year in Sevierville. Across 45 years of records, the warmest October in Sevierville was 1984 — when the month averaged 19.3°C — while the coldest was 1988 at 11.2°C. Typical October days reach 22.1°C with nights near 8.8°C. The long-term trend is warming, about 0.3°C per decade.
October is one of the drier months in Sevierville, averaging 72 mm of rainfall. The wettest October on record was 2014 with 166 mm, while the driest was 2000 at 3 mm.
Relative humidity in Sevierville during October averages 69%. The most humid October was 2009 at 82%, and the least humid was 2000 at 56%.
October receives about 3.8 kWh/m²/day of solar energy in Sevierville. The sunniest October was 2024 at 4.5 kWh/m²/day, and the cloudiest was 2002 at 2.9.
Average wind speed in Sevierville during October is 0.8 m/s. The windiest October was 2001 at 1 m/s, while the calmest were 2020, 2021 and 2024, among others at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.9°C | 15.2°C | 15.5°C | 15.8°C | 16.0°C | +1.1°C |
| Avg High | 21.5°C | 22.2°C | 22.1°C | 22.2°C | 22.6°C | +1.1°C |
| Avg Low | 8.4°C | 8.2°C | 8.9°C | 9.4°C | 9.4°C | +1°C |
| Avg Rain | 73 mm | 66 mm | 60 mm | 93 mm | 65 mm | -8 mm |
October temperatures in Sevierville have fallen by about 0.4°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -3.8°C (2017) to a record high of 36°C (2019).
Rainfall in October is one of the drier months, averaging 72 mm, with a wettest year of 166 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit Sevierville
October is a good time to visit Sevierville, with days averaging 22.1°C and nights around 8.8°C (mean 15.5°C, warmer than Sevierville's yearly average) and moderate rainfall. September and June are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 22.6°C | 15.9°C | 9.2°C | 29.6°C | 3.1°C | 80 mm | 69% | 0.8 m/s | 3.9 |
| 2024 | 23.5°C | 16.7°C | 9.9°C | 28.1°C | 1.4°C | 7 mm | 69% | 0.7 m/s | 4.5 |
| 2023 | 23.3°C | 16.4°C | 9.4°C | 30.6°C | 1.1°C | 20 mm | 63% | 0.8 m/s | 3.9 |
| 2022 | 21.6°C | 14.0°C | 6.5°C | 27.3°C | -1.6°C | 34 mm | 61% | 0.8 m/s | 4.2 |
| 2021 | 21.9°C | 16.6°C | 11.4°C | 28.1°C | 2.4°C | 123 mm | 81% | 0.7 m/s | 3.6 |
| 2020 | 22.6°C | 16.4°C | 10.1°C | 27.2°C | 1.2°C | 127 mm | 78% | 0.7 m/s | 3.9 |
| 2019 | 24.9°C | 18.1°C | 11.3°C | 36.0°C | 0.7°C | 153 mm | 66% | 0.8 m/s | 3.6 |
| 2018 | 21.6°C | 16.0°C | 10.3°C | 30.7°C | 0.5°C | 75 mm | 76% | 0.8 m/s | 3.7 |
| 2017 | 23.3°C | 16.4°C | 9.5°C | 30.7°C | -3.8°C | 145 mm | 68% | 0.8 m/s | 4.1 |
| 2016 | 26.4°C | 18.8°C | 11.2°C | 31.5°C | 4.4°C | 12 mm | 58% | 0.8 m/s | 4.3 |
| 2015 | 21.0°C | 15.3°C | 9.6°C | 26.3°C | 0.0°C | 98 mm | 75% | 0.8 m/s | 3.6 |
| 2014 🌧️ | 20.9°C | 15.2°C | 9.5°C | 29.7°C | 1.0°C | 166 mm | 77% | 0.9 m/s | 3.7 |
| 2013 | 21.8°C | 15.7°C | 9.6°C | 29.7°C | -2.5°C | 25 mm | 73% | 0.8 m/s | 3.8 |
| 2012 | 19.3°C | 13.6°C | 8.0°C | 26.1°C | 1.1°C | 75 mm | 75% | 0.9 m/s | 3.5 |
| 2011 | 20.3°C | 13.9°C | 7.4°C | 28.1°C | 1.5°C | 95 mm | 70% | 0.9 m/s | 4.1 |
| 2010 | 22.3°C | 15.1°C | 7.9°C | 29.2°C | 1.3°C | 89 mm | 63% | 0.9 m/s | 4.4 |
| 2009 | 18.9°C | 13.4°C | 8.0°C | 27.0°C | -1.2°C | 135 mm | 82% | 0.8 m/s | 3.2 |
| 2008 | 22.3°C | 15.1°C | 7.9°C | 29.7°C | -2.6°C | 43 mm | 61% | 0.8 m/s | 4.2 |
| 2007 | 25.7°C | 18.2°C | 10.8°C | 32.2°C | 0.2°C | 53 mm | 62% | 0.8 m/s | 4 |
| 2006 | 19.2°C | 13.1°C | 7.0°C | 28.1°C | -2.1°C | 95 mm | 73% | 0.9 m/s | 3.9 |
| 2005 | 23.5°C | 16.4°C | 9.3°C | 30.9°C | -0.2°C | 29 mm | 67% | 0.8 m/s | 3.9 |
| 2004 | 22.5°C | 17.1°C | 11.7°C | 26.3°C | 2.2°C | 72 mm | 80% | 0.8 m/s | 3.4 |
| 2003 | 21.8°C | 15.1°C | 8.3°C | 26.6°C | 1.5°C | 33 mm | 69% | 0.8 m/s | 3.6 |
| 2002 | 21.6°C | 16.4°C | 11.2°C | 29.1°C | 2.8°C | 105 mm | 82% | 0.7 m/s | 2.9 |
| 2001 | 21.3°C | 13.8°C | 6.3°C | 26.8°C | -2.9°C | 32 mm | 60% | 1 m/s | 4.3 |
| 2000 | 24.4°C | 16.7°C | 8.9°C | 30.8°C | -1.4°C | 3 mm | 56% | 0.7 m/s | 4.3 |
| 1999 | 22.9°C | 15.4°C | 7.9°C | 28.0°C | -0.2°C | 61 mm | 63% | 0.8 m/s | 4 |
| 1998 | 24.8°C | 17.4°C | 10.0°C | 30.7°C | -0.4°C | 38 mm | 59% | 0.8 m/s | 4.2 |
| 1997 | 22.1°C | 15.1°C | 8.2°C | 30.1°C | -1.8°C | 74 mm | 68% | 0.8 m/s | 3.8 |
| 1996 | 21.6°C | 14.8°C | 7.9°C | 29.1°C | -0.1°C | 42 mm | 71% | 0.8 m/s | 3.8 |
| 1995 | 21.9°C | 14.9°C | 7.9°C | 28.5°C | 1.3°C | 105 mm | 73% | 0.9 m/s | 3.7 |
| 1994 | 22.4°C | 15.3°C | 8.3°C | 27.4°C | -0.8°C | 59 mm | 70% | 0.8 m/s | 3.5 |
| 1993 | 21.6°C | 14.7°C | 7.8°C | 28.5°C | -2.1°C | 56 mm | 68% | 0.8 m/s | 3.3 |
| 1992 | 20.9°C | 14.1°C | 7.3°C | 26.1°C | -0.2°C | 76 mm | 71% | 0.8 m/s | 3.5 |
| 1991 | 22.7°C | 15.3°C | 7.9°C | 27.9°C | 1.0°C | 25 mm | 67% | 0.7 m/s | 4.2 |
| 1990 | 21.4°C | 14.9°C | 8.3°C | 28.5°C | -1.1°C | 127 mm | 73% | 0.8 m/s | 3.8 |
| 1989 | 20.0°C | 13.8°C | 7.6°C | 27.8°C | -1.2°C | 52 mm | 78% | 0.8 m/s | 3.9 |
| 1988 ❄️ | 17.9°C | 11.2°C | 4.6°C | 28.2°C | -2.0°C | 57 mm | 68% | 0.9 m/s | 3.6 |
| 1987 | 20.2°C | 12.2°C | 4.2°C | 26.0°C | -2.4°C | 16 mm | 57% | 0.9 m/s | 4.1 |
| 1986 | 21.9°C | 15.8°C | 9.7°C | 31.1°C | 1.9°C | 102 mm | 72% | 0.8 m/s | 3.6 |
| 1985 | 23.7°C | 17.6°C | 11.5°C | 29.7°C | 3.4°C | 76 mm | 74% | 0.8 m/s | 3.1 |
| 1984 🔥 | 25.3°C | 19.3°C | 13.4°C | 29.0°C | 3.6°C | 96 mm | 72% | 0.8 m/s | 3.1 |
| 1983 | 22.6°C | 15.8°C | 9.0°C | 29.2°C | 2.7°C | 88 mm | 68% | 0.8 m/s | — |
| 1982 | 21.5°C | 14.9°C | 8.3°C | 30.7°C | -0.6°C | 72 mm | 72% | 0.7 m/s | — |
| 1981 | 20.5°C | 13.7°C | 6.9°C | 29.5°C | -2.7°C | 98 mm | 69% | 0.8 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 22.1°C with lows near 8.8°C (mean 15.5°C), based on 45 years of NASA POWER data.
October averages 72 mm of rainfall in Sevierville, one of the drier months. The wettest on record was 166 mm in 2014.
The hottest October reached 36°C in 2019. The coldest dipped to -3.8°C in 2017.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have fallen by about 0.4°C. Daytime highs moved from 22.7°C to 22.6°C and overnight lows from 9.8°C to 9.3°C over the same span.
October is one of the warmer months of the year in Sevierville and one of the drier months, so plan for around 22.1°C daytime highs and 8.8°C at night.
Not quite — October is the 7th coolest month in Sevierville, averaging 15.5°C.
For October in Sevierville, pack light layers you can adjust through the day, with typical highs of 22.1°C and lows of 8.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 69% — moderately humid.
Average wind speed in October is 0.8 m/s. The windiest October on record averaged 1 m/s (2001).
The wettest October on record was 2014 with 166 mm. On average, October sees 72 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Sevierville behaves each October, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for October specifically, along with year-by-year records and how the month has changed over the decades.
