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Weather data for Gatlinburg is updated regularly with the latest available observations and forecasts.

Now · 12:21 PM

Gatlinburg Weather & Hourly Forecast

United States · Tennessee · 37738

88°F

Sunny

Feels like: 93°F

💧 Humidity 58% 🌡 Pressure 30.06 inHg 💨 Wind 4 mph 👁 Visibility 6.2 mi ☁ Clouds 3% ☀️ UV index 5.2 · Moderate 🌅 Sunrise 7:08 AM 🌇 Sunset 7:58 PM

Hourly Forecast for Gatlinburg

Today

1:00 PM

Sunny

88° 💧 None 💨 5 mph H 57%30.06 inHg

4:00 PM

Partly cloudy

91° 💧 None 💨 6 mph H 51%30.00 inHg

7:00 PM

Light rain

86° 💧 0.01 in 💨 2 mph H 68%29.97 inHg

10:00 PM

Light rain

78° 💧 0.01 in 💨 6 mph H 70%30.03 inHg

Tomorrow

1:00 AM

Overcast night

75° 💧 None 💨 5 mph H 67%29.97 inHg

4:00 AM

Partly cloudy night

71° 💧 None 💨 3 mph H 71%29.97 inHg

7:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 72%29.97 inHg

10:00 AM

Sunny

79° 💧 None 💨 3 mph H 59%29.97 inHg

1:00 PM

Sunny

90° 💧 None 💨 5 mph H 43%29.94 inHg

4:00 PM

Overcast

91° 💧 None 💨 8 mph H 42%29.91 inHg

7:00 PM

Light rain

80° 💧 0.03 in 💨 4 mph H 92%29.91 inHg

10:00 PM

Light rain

73° 💧 0.14 in 💨 6 mph H 79%29.94 inHg

Sunday

1:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 97%29.94 inHg

4:00 AM

Overcast night

70° 💧 None 💨 0 mph H 88%29.88 inHg

7:00 AM

Overcast night

68° 💧 None 💨 2 mph H 89%29.91 inHg

10:00 AM

Sunny

78° 💧 None 💨 3 mph H 71%29.94 inHg

Today

1:00 PM

Sunny

88° 💧 None 💨 5 mph H 57%30.06 inHg

2:00 PM

Sunny

89° 💧 None 💨 6 mph H 54%30.06 inHg

3:00 PM

Mostly sunny

90° 💧 None 💨 6 mph H 51%30.03 inHg

4:00 PM

Partly cloudy

91° 💧 None 💨 6 mph H 51%30.00 inHg

5:00 PM

Partly cloudy

92° 💧 None 💨 6 mph H 47%29.97 inHg

6:00 PM

Partly cloudy

89° 💧 None 💨 6 mph H 51%29.97 inHg

7:00 PM

Light rain

86° 💧 0.01 in 💨 2 mph H 68%29.97 inHg

8:00 PM

Partly cloudy night

81° 💧 None 💨 5 mph H 70%29.97 inHg

9:00 PM

Mostly cloudy night

79° 💧 None 💨 5 mph H 68%30.00 inHg

10:00 PM

Light rain

78° 💧 0.01 in 💨 6 mph H 70%30.03 inHg

11:00 PM

Overcast night

77° 💧 None 💨 4 mph H 69%30.00 inHg

Tomorrow

12:00 AM

Overcast night

76° 💧 None 💨 4 mph H 68%30.00 inHg

1:00 AM

Overcast night

75° 💧 None 💨 5 mph H 67%29.97 inHg

2:00 AM

Mostly cloudy night

73° 💧 None 💨 4 mph H 70%29.97 inHg

3:00 AM

Mostly cloudy night

72° 💧 None 💨 4 mph H 70%29.97 inHg

4:00 AM

Partly cloudy night

71° 💧 None 💨 3 mph H 71%29.97 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 3 mph H 71%29.97 inHg

6:00 AM

Partly cloudy night

70° 💧 None 💨 3 mph H 71%29.97 inHg

7:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 72%29.97 inHg

8:00 AM

Mostly sunny

71° 💧 None 💨 2 mph H 77%30.00 inHg

9:00 AM

Sunny

75° 💧 None 💨 1 mph H 69%30.00 inHg

10:00 AM

Sunny

79° 💧 None 💨 3 mph H 59%29.97 inHg

11:00 AM

Sunny

83° 💧 None 💨 4 mph H 53%29.97 inHg

12:00 PM

Sunny

88° 💧 None 💨 4 mph H 48%29.97 inHg

1:00 PM

Sunny

90° 💧 None 💨 5 mph H 43%29.94 inHg

2:00 PM

Sunny

91° 💧 None 💨 7 mph H 41%29.94 inHg

3:00 PM

Overcast

93° 💧 None 💨 8 mph H 40%29.91 inHg

4:00 PM

Overcast

91° 💧 None 💨 8 mph H 42%29.91 inHg

5:00 PM

Overcast

90° 💧 None 💨 5 mph H 44%29.88 inHg

6:00 PM

Overcast

85° 💧 None 💨 8 mph H 56%29.88 inHg

7:00 PM

Light rain

80° 💧 0.03 in 💨 4 mph H 92%29.91 inHg

8:00 PM

Overcast night

76° 💧 None 💨 4 mph H 86%29.91 inHg

9:00 PM

Light rain

75° 💧 0.00 in 💨 6 mph H 82%29.88 inHg

10:00 PM

Light rain

73° 💧 0.02 in 💨 6 mph H 79%29.94 inHg

11:00 PM

Moderate rain

72° 💧 0.07 in 💨 7 mph H 90%30.00 inHg

Sunday

12:00 AM

Moderate rain

71° 💧 0.05 in 💨 4 mph H 97%30.00 inHg

1:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 97%29.94 inHg

2:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 93%29.91 inHg

3:00 AM

Overcast night

70° 💧 None 💨 4 mph H 90%29.88 inHg

4:00 AM

Overcast night

70° 💧 None 💨 0 mph H 88%29.88 inHg

5:00 AM

Overcast night

69° 💧 None 💨 2 mph H 90%29.91 inHg

6:00 AM

Overcast night

68° 💧 None 💨 2 mph H 89%29.91 inHg

7:00 AM

Overcast night

68° 💧 None 💨 2 mph H 89%29.91 inHg

8:00 AM

Overcast

70° 💧 None 💨 2 mph H 88%29.91 inHg

9:00 AM

Sunny

74° 💧 None 💨 1 mph H 82%29.91 inHg

10:00 AM

Sunny

78° 💧 None 💨 3 mph H 71%29.94 inHg

11:00 AM

Sunny

81° 💧 None 💨 4 mph H 62%29.94 inHg

12:00 PM

Sunny

83° 💧 None 💨 5 mph H 57%29.91 inHg

1:00 PM

Sunny

85° 💧 None 💨 5 mph H 53%29.91 inHg

2:00 PM

Sunny

86° 💧 None 💨 6 mph H 52%29.88 inHg

3:00 PM

Sunny

87° 💧 None 💨 7 mph H 51%29.88 inHg

4:00 PM

Sunny

87° 💧 None 💨 6 mph H 48%29.85 inHg

5:00 PM

Sunny

86° 💧 None 💨 7 mph H 48%29.85 inHg

6:00 PM

Sunny

82° 💧 None 💨 8 mph H 63%29.88 inHg

7:00 PM

Light rain

77° 💧 0.00 in 💨 4 mph H 84%29.88 inHg

8:00 PM

Light rain

72° 💧 0.01 in 💨 3 mph H 94%29.91 inHg

9:00 PM

Partly cloudy night

70° 💧 None 💨 3 mph H 95%29.94 inHg

10:00 PM

Mostly clear night

69° 💧 None 💨 3 mph H 96%29.94 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 4 mph H 96%29.94 inHg

Monday

12:00 AM

Mostly clear night

69° 💧 None 💨 4 mph H 95%29.94 inHg

1:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 94%29.94 inHg

2:00 AM

Mostly clear night

68° 💧 None 💨 4 mph H 95%29.94 inHg

3:00 AM

Clear night

68° 💧 None 💨 5 mph H 95%29.94 inHg

4:00 AM

Clear night

67° 💧 None 💨 5 mph H 95%29.94 inHg

5:00 AM

Clear night

67° 💧 None 💨 5 mph H 95%29.97 inHg

6:00 AM

Clear night

67° 💧 None 💨 5 mph H 95%30.00 inHg

7:00 AM

Mostly clear night

66° 💧 None 💨 4 mph H 95%30.00 inHg

8:00 AM

Mostly sunny

68° 💧 None 💨 4 mph H 93%30.03 inHg

9:00 AM

Sunny

73° 💧 None 💨 3 mph H 83%30.03 inHg

10:00 AM

Partly cloudy

77° 💧 None 💨 2 mph H 72%30.03 inHg

11:00 AM

Light rain

80° 💧 0.01 in 💨 1 mph H 66%30.03 inHg

12:00 PM

Light rain

83° 💧 0.01 in 💨 1 mph H 59%30.03 inHg

1:00 PM

Light rain

81° 💧 0.03 in 💨 2 mph H 66%30.03 inHg

2:00 PM

Moderate rain

77° 💧 0.06 in 💨 2 mph H 82%30.06 inHg

3:00 PM

Moderate rain

78° 💧 0.07 in 💨 2 mph H 81%30.06 inHg

4:00 PM

Moderate rain

77° 💧 0.04 in 💨 3 mph H 82%30.06 inHg

5:00 PM

Light rain

74° 💧 0.01 in 💨 3 mph H 86%30.06 inHg

6:00 PM

Light rain

74° 💧 0.01 in 💨 4 mph H 85%30.06 inHg

7:00 PM

Mostly cloudy

72° 💧 None 💨 5 mph H 88%30.09 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 6 mph H 89%30.12 inHg

9:00 PM

Mostly cloudy night

69° 💧 None 💨 5 mph H 88%30.12 inHg

10:00 PM

Mostly cloudy night

69° 💧 None 💨 5 mph H 88%30.15 inHg

11:00 PM

Mostly cloudy night

69° 💧 None 💨 5 mph H 85%30.15 inHg

Tuesday

12:00 AM

Mostly cloudy night

70° 💧 None 💨 5 mph H 82%30.15 inHg

1:00 AM

Mostly cloudy night

70° 💧 None 💨 5 mph H 80%30.18 inHg

2:00 AM

Mostly cloudy night

68° 💧 None 💨 5 mph H 81%30.18 inHg

3:00 AM

Mostly clear night

66° 💧 None 💨 5 mph H 84%30.18 inHg

4:00 AM

Clear night

65° 💧 None 💨 5 mph H 85%30.18 inHg

5:00 AM

Clear night

65° 💧 None 💨 6 mph H 85%30.18 inHg

6:00 AM

Clear night

64° 💧 None 💨 6 mph H 85%30.21 inHg

7:00 AM

Clear night

64° 💧 None 💨 6 mph H 85%30.21 inHg

8:00 AM

Sunny

65° 💧 None 💨 5 mph H 85%30.24 inHg

9:00 AM

Mostly cloudy

71° 💧 None 💨 4 mph H 73%30.24 inHg

10:00 AM

Mostly cloudy

75° 💧 None 💨 3 mph H 63%30.24 inHg

11:00 AM

Partly cloudy

80° 💧 None 💨 2 mph H 55%30.24 inHg

In Gatlinburg and, more broadly, across the state of Tennessee: The rest of the day will be mostly sunny with a few clouds, and temperatures will remain very hot, ranging from 79 to 101 degrees Fahrenheit. A small chance of rain exists, with a maximum probability of 22%, and any rainfall is expected to be minimal, around 0.01 inches. Winds will be light from the west, with maximum speeds of 5 mph and gusts up to 5 mph. It’s important to stay hydrated and take sun protection precautions during these hot conditions. The slight chance of rain might bring brief, light showers, but overall, dry weather will dominate the afternoon.

15-Day Weather Outlook for Gatlinburg

TomorrowTomorrow

Moderate rain 93°/69° 💧 0.12 in 💨 8 mph

Sunday, Sep 6Sun Sep 6

Moderate rain 87°/68° 💧 0.06 in 💨 8 mph

Monday, Sep 7Mon Sep 7

Moderate rain 80°/66° 💧 0.24 in 💨 6 mph

Tuesday, Sep 8Tue Sep 8

Light rain 82°/65° 💧 0.01 in 💨 6 mph

Wednesday, Sep 9Wed Sep 9

Sunny 86°/65° 💧 None 💨 6 mph

Thursday, Sep 10Thu Sep 10

Mostly cloudy 88°/70° 💧 None 💨 7 mph

Friday, Sep 11Fri Sep 11

Light rain 87°/69° 💧 0.03 in 💨 7 mph

Saturday, Sep 12Sat Sep 12

Heavy rain 73°/68° 💧 0.78 in 💨 6 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 82°/67° 💧 0.54 in 💨 6 mph

Monday, Sep 14Mon Sep 14

Moderate rain 73°/66° 💧 0.54 in 💨 4 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 81°/62° 💧 None 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Moderate rain 82°/64° 💧 0.38 in 💨 6 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 81°/69° 💧 0.67 in 💨 5 mph

Friday, Sep 18Fri Sep 18

Moderate rain 74°/65° 💧 0.47 in 💨 5 mph

Saturday, Sep 19Sat Sep 19

Sunny 70°/51° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Gatlinburg

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Gatlinburg

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 1:00 PM

PM2.5 Fine particles Good 4,7µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 7,8µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 89,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Gatlinburg

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 8,9Very high 🙂Fair

Tomorrow UV 8,6Very high 😐Moderate

Sunday UV 8,5Very high 😐Moderate

Monday UV 6,0High 🙂Fair

Tuesday UV 6,0High 🙂Fair

Wednesday UV 7,0High —Unavailable

Thursday UV 7,0High —Unavailable

Hourly UV index today

1:00 PMUV 8,9 2:00 PMUV 8,9 3:00 PMUV 7,1 4:00 PMUV 5,0 5:00 PMUV 2,6 6:00 PMUV 1,2 7:00 PMUV 0,3

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Gatlinburg

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.91 Population: 3,663

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Forecast data for Gatlinburg were last refreshed today at 11:49 AM. The current forecast period extends through 06/09/2026 at 10:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.