Gatlinburg, TN Climate & Monthly Averages
The climate of Gatlinburg
Gatlinburg is a humid subtropical city - hot, humid summers and generally mild winters. July is the warmest month at 86°F (30°C) and January the coolest at 49°F (9°C), over 57.2 inches (1454 mm) of precipitation a year.
Climate quick facts
- Hottest month: July - highs near 86°F (30°C)
- Coldest month: January - highs near 49°F (9°C)
- Decade extremes (2015-2024): 97°F (36°C) high · -1°F (-18°C) low
- Wettest month: February (14 rainy days) · Sunniest: June (12.0 h sun/day)
- Climate type: humid subtropical
- Annual swing: 20°C between the average warmest and coolest month · day to night: 10°C
- Snow: about 10 days a year
- Months averaging 30°C or hotter: 1
- Average humidity: 71%
Temperatures through the year
At its warmest, in July, Gatlinburg runs to 86°F (30°C) in the afternoon and back to 69°F (21°C) by dawn. January is the coolest month, with highs of 49°F (9°C) and lows near 33°F (0°C). Snow falls on roughly 10 days a year, mostly December through March.
Rain, sun and snow
February is the wettest month at 6.0 inches (153 mm) over 14 days; June is the driest. Sunshine averages 9.1 hours a day over the year, peaking in June at 12.0 hours. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 97°F (36°C) and the lowest daily minimum -1°F (-18°C).
How Gatlinburg compares
- Gatlinburg sits close to the middle of our dataset on most measures: 60°F (16°C) as an annual average, 57.2 inches (1454 mm) of precipitation and 9.1 hours of sun a day.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 49° | 33° | 13 | 5.6 in | 6.1 h/day | 71% |
| February | 55° | 38° | 14 | 6.0 in | 6.4 h/day | 70% |
| March | 62° | 43° | 14 | 5.6 in | 8.1 h/day | 67% |
| April | 69° | 49° | 12 | 5.0 in | 9.7 h/day | 66% |
| May | 76° | 59° | 15 | 4.9 in | 10.8 h/day | 72% |
| June | 83° | 65° | 14 | 3.6 in | 12.0 h/day | 70% |
| July | 86° | 69° | 17 | 4.2 in | 11.9 h/day | 74% |
| August | 85° | 68° | 15 | 4.7 in | 11.3 h/day | 75% |
| September | 81° | 63° | 11 | 4.1 in | 10.2 h/day | 73% |
| October | 71° | 53° | 9 | 4.1 in | 8.9 h/day | 71% |
| November | 60° | 43° | 10 | 3.9 in | 7.4 h/day | 71% |
| December | 54° | 38° | 13 | 5.5 in | 6.0 h/day | 73% |
Gatlinburg month by month
Gatlinburg weather in January
January brings highs around 49°F (9°C), lows near 33°F (0°C), about 13 wet days and roughly 3 snowy days - typically the coldest month of the year in Gatlinburg.
Gatlinburg weather in February
February brings highs around 55°F (13°C), lows near 38°F (3°C), about 14 wet days and roughly 3 snowy days - typically the wettest month of the year in Gatlinburg.
Gatlinburg weather in March
March brings highs around 62°F (17°C), lows near 43°F (6°C), about 14 wet days and roughly 1 snowy days.
Gatlinburg weather in April
April brings highs around 69°F (20°C), lows near 49°F (10°C), about 12 wet days.
Gatlinburg weather in May
May brings highs around 76°F (25°C), lows near 59°F (15°C), about 15 wet days.
Gatlinburg weather in June
June brings highs around 83°F (28°C), lows near 65°F (19°C), about 14 wet days - typically the driest month and the sunniest month of the year in Gatlinburg.
Gatlinburg weather in July
July brings highs around 86°F (30°C), lows near 69°F (21°C), about 17 wet days - typically the hottest month of the year in Gatlinburg.
Gatlinburg weather in August
August brings highs around 85°F (29°C), lows near 68°F (20°C), about 15 wet days.
Gatlinburg weather in September
September brings highs around 81°F (27°C), lows near 63°F (17°C), about 11 wet days.
Gatlinburg weather in October
October brings highs around 71°F (22°C), lows near 53°F (12°C), about 9 wet days.
Gatlinburg weather in November
November brings highs around 60°F (16°C), lows near 43°F (6°C), about 10 wet days.
Gatlinburg weather in December
December brings highs around 54°F (12°C), lows near 38°F (4°C), about 13 wet days and roughly 2 snowy days.
Seasons in Gatlinburg
Spring (March through May)
Spring is mild and warm here - highs near 69°F (21°C), nights near 50°F (10°C), and rain falls on around 41 of the 90 days.
Summer (June through August)
Through summer, Gatlinburg brings hot afternoons: 85°F (29°C) by day, 68°F (20°C) after dark, and rain falls on around 47 of the 90 days. Daylight is generous - around 11.7 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
Fall (September through November)
Through fall, Gatlinburg settles into easy warmth: 71°F (22°C) by day, 53°F (12°C) after dark, and rain falls on around 31 of the 90 days.
Winter (December through February)
Winter runs cold here - highs near 53°F (12°C), nights near 36°F (2°C), and rain falls on around 40 of the 90 days, plus about 8 snowy days.
Climate questions, answered
How humid does Gatlinburg get?
How cold does Gatlinburg get in winter?
What should I pack for Gatlinburg?
How much sun does Gatlinburg get?
How many rainy days does Gatlinburg get in a year?
Best time to visit Gatlinburg
March to June and September to October is the sweet spot for Gatlinburg - warm days, manageable rainfall and plenty of daylight line up. Expect 74°F (23°C) in the afternoon and around 13 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in March.
Pack for Gatlinburg with light clothing for the warm months, a warm jacket and layers for the cooler season and proper waterproofs rather than an umbrella - wet days are the norm here. July nights average 69°F (21°C), so evenings rarely match the afternoons.
Gatlinburg temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.