Gatlinburg weather in May

May in Gatlinburg: warm, soaked, with clean air — fine if you can take 13 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Gatlinburg🇺🇸 United States · US South · City85
  1. 53Jan
  2. 59Feb
  3. 68Mar
  4. 80Apr
  5. 85May
  6. 82Jun
  7. 71Jul
  8. 76Aug
  9. 87Sep
  10. 83Oct
  11. 70Nov
  12. 57Dec

#2 of 12 months in Gatlinburg · #439 of 1413 destinations to visit in May · comfort 85/100 (tier A)

Days
24°C
Nights
11°C
Wet days
13
Sun
10.6 h
Humidity
76%
Daylight
14 h
Gatlinburg, United States
Photo: Denil Dominic · Pexels

Traveller notes on Gatlinburg in May

Forum posters put typical May highs in the mid-to-upper 70sF with lows in the mid-to-lower 50sF, though some report highs into the 80s and lows near 60 by mid-May - shorts and t-shirts by midday, but pants and layers for the notably cooler mornings and evenings. Rain is normal but not usually heavy. The month is repeatedly called an excellent window: less humidity than summer, wildflowers in full bloom, and crowds that stay well below the Memorial Day surge since school is still in session - weekday visits in particular are described as notably quieter than weekends.
Tripadvisor community · May · 1 month ago · Read more on Tripadvisor ↗

Other months in Gatlinburg

Forum posters cite typical November days in Gatlinburg in the low-to-mid 60sF with evenings dropping into the 40s or even high 30s, describing conditions as pleasant by day and genuinely cool at night. Posters are consistent that November is too early for snow at valley level, calling any snow before Thanksgiving a rare fluke rather than a realistic expectation. Posters describe some fall color still lingering into mid-November in a typical year, though it varies and can already be mostly gone by then. Posters note crowds and accommodation rates both drop compared to October's peak leaf-season rush, with one major exception: the weekend after Thanksgiving ranks among the single busiest of the entire year, driven partly by the Christmas lights and Winterfest displays that go up around November 9th. Posters generally rate November as mild by day, cool by night and a good value window for Gatlinburg outside the Thanksgiving-weekend crowd surge.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Gatlinburg's card on the map.

Gatlinburg climate normals — May

Daytime high24°C / 74°F🌤 warm
Nighttime low11°C / 52°F
Feels like (high)25°C / 77°F
Rainfall158 mm / 6.2 in⛈ soaked
Rainy days13 days
Humidity76%💦 very humid
Dew point14°C / 58°F
Sunshine10.6 h/day
Daylight14.1 h
Wind11 km/h / 7 mph
Air quality (US AQI)42🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Gatlinburg in May

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyMemorial Day weekend(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Gatlinburg's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherGatlinburg's best weather comes in May, September and October — separate windows, not one continuous season.

May includes Elkmont synchronous fireflies.

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Best weatherFair weatherToughest weather

What's on in Gatlinburg in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Elkmont synchronous fireflies

    20–27 MayBook early

    Peak has landed anywhere between the third week of May and the third week of June since the park started recording it. Access to Elkmont on the eight viewing nights is by lottery on recreation.gov, drawn in late April, 120 vehicles a night. Source ↗

  • Holiday

    Memorial Day weekend

    23–25 MayNational holidayCrowdedBook early

    Memorial Day, the last Monday of May, opens the summer travel season: over the long weekend campsites and lodging book out, roads are slow, and parking at the most popular spots fills early in the day. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Gatlinburg — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Gatlinburg?

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Gatlinburg in May — FAQ

Is May a good time to visit Gatlinburg?
May in Gatlinburg: warm, soaked, with clean air — fine if you can take 13 rainy days. It ranks #2 of 12 months for Gatlinburg on SeasonMap's comfort score (85/100).
What is the weather like in Gatlinburg in May?
In May, Gatlinburg averages a daily high of 23.6°C and a low of 10.9°C, with about 157.7 mm of rain over roughly 13.4 rainy days.
What is the air quality in Gatlinburg in May?
Gatlinburg has a mean US Air Quality Index of about 42 in May.

Within 300 km: Great Smoky Mountains National Park's Spring wildflowers around 25 Mar – 10 May, and Atlanta's Atlanta Jazz Festival around 23–26 May.