Great Smoky Mountains National Park Climate and Average Weather
Climate of Great Smoky Mountains National Park: average temperatures, rainfall and seasons month by month.
Climate in Great Smoky Mountains National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 33° | 17° | 5,9 in | ★☆☆☆☆ |
| February | 43° | 25° | 5,2 in | ★★☆☆☆ |
| March | 52° | 32° | 5,4 in | ★★☆☆☆ |
| April | 58° | 40° | 5,0 in | ★★★☆☆ |
| May | 62° | 47° | 5,8 in | ★★★☆☆ |
| June | 69° | 54° | 4,7 in | ★★★★☆ |
| July | 72° | 58° | 6,2 in | ★★★★☆ |
| August | 70° | 55° | 3,4 in | ★★★★☆ |
| September | 66° | 51° | 5,6 in | ★★★☆☆ |
| October | 58° | 41° | 2,1 in | ★★★★☆ |
| November | 49° | 33° | 3,3 in | ★★★☆☆ |
| December | 42° | 26° | 4,2 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Great Smoky Mountains National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Great Smoky Mountains National Park compares with nearby places
Annual averages, and the difference against Great Smoky Mountains National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Gatlinburg | 7 mi | 61°F | +45°F warmer | 55 in |
| Buncombe County | 53 mi | 56°F | +40°F warmer | 34 in |
| Asheville | 53 mi | 56°F | +40°F warmer | 34 in |
| Chimney Rock State Park | 71 mi | 57°F | +41°F warmer | 44 in |
| Cumberland Falls State Resort Park | 97 mi | 58°F | +43°F warmer | 50 in |
Best time to visit Great Smoky Mountains National Park
Go in June and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Great Smoky Mountains National Park
Today is about average for August. The forecast high of 69°F is in line with the 70°F typical for this month.
A 37% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 72°F.
What to pack, what to skip
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Great Smoky Mountains National Park is a national park in Tennessee. Great Smoky Mountains National Park is a US national park known for the most visited US national park.
Right now it is 62°F (17°C) in Great Smoky Mountains National Park with overcast. It feels like 62°F. Today runs from 61°F to 69°F. Chance of precipitation is 37%. Sightseeing conditions score 8.7/10 - excellent - go now.
The best time to visit Great Smoky Mountains National Park is June and August. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 72°F, while January is the coldest with lows near 17°F.
The closest major airport is Hartsfield-Jackson Atlanta International Airport (ATL), about 146 mi away. Nearby highlights include Chimney Rock State Park, Cumberland Falls State Resort Park, Grayson Highlands State Park and Mammoth Cave National Park.
In plain terms. Today is about average for August. The forecast high of 69°F is in line with the 70°F typical for this month. The best window to be outside is roughly 1 PM to 4 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Great Smoky Mountains National Park today at 9.4/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Great Smoky Mountains National Park
| Type | National park |
|---|---|
| State | Tennessee |
| Country | United States |
| Continent | North America |
| Coordinates | 35°36′42.5″N 83°29′22.2″W (35.6118, -83.4895) |
| Established | 1934 |
| Known for | the most visited US national park |
| Local time | 4:16 AM (UTC-04:00) |
| Best months | June and August |
| Climate | Continental |
Weather map for Great Smoky Mountains National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Great Smoky Mountains National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Great Smoky Mountains National Park?
Great Smoky Mountains National Park is a national park in Tennessee. Its coordinates are 35.6118, -83.4895. It lies in North America.
What is the weather like in Great Smoky Mountains National Park right now?
It is currently 62°F (17°C) with overcast. Humidity is 82% and wind is 7 mph.
When is the best time to visit Great Smoky Mountains National Park?
June and August offer the most comfortable conditions in Great Smoky Mountains National Park, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Great Smoky Mountains National Park in?
Great Smoky Mountains National Park observes America/New_York (UTC-04:00). The local time is 4:16 AM.
What is the nearest airport to Great Smoky Mountains National Park?
The closest airports are Hartsfield-Jackson Atlanta International Airport (ATL), 146 mi away and Nashville International Airport (BNA), 182 mi away.
What are the top things to do in Great Smoky Mountains National Park?
Popular options include Chimney Rock State Park, Cumberland Falls State Resort Park, Grayson Highlands State Park, Mammoth Cave National Park, Congaree National Park and New River Gorge National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 21, 2026 at 4:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
