Great Smoky Mountains National Park

Weather History, Monthly Averages & Best Time to Visit

TNSoutheast4,900 ft

Look Up a Specific Date

Searching weather history for Great Smoky Mountains

Best Time to Visit

RecommendedYear-round

Mid-October for peak fall colors; mid-April for wildflowers.

AvoidSummer (hot and humid) and peak holiday weekends

Tip: This is the most visited national park - weekdays are less crowded.

Monthly Climate Averages

Historical temperature and precipitation averages for Gatlinburg, TN, based on 55+ years of weather data.

Warmest MonthJulyAvg High: 76°F / Low: 57°F
Coldest MonthJanuaryAvg High: 41°F / Low: 22°F
Jan
41°/ 22°
💧 11.7"
❄️ 2.4"
Feb
45°/ 25°
💧 11.2"
❄️ 2.4"
Mar
52°/ 30°
💧 11.5"
❄️ 2.9"
Apr
61°/ 38°
💧 11.7"
❄️ 2.5"
May
67°/ 46°
💧 11.3"
❄️ 1.6"
Jun
73°/ 54°
💧 11.2"
Jul
76°/ 57°
💧 11.9"
Aug
75°/ 56°
💧 10.4"
Sep
71°/ 51°
💧 12.7"
Oct
62°/ 40°
💧 10.5"
❄️ 2.5"
Nov
53°/ 31°
💧 11.8"
❄️ 2.1"
Dec
45°/ 26°
💧 11.5"
❄️ 2.5"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

Data from Gatlinburg, TN. Expect ~17°F cooler at elevation.

Official NPS Websitenps.gov/grsm