Temperatures in May
It's warm in May in Great Smoky Mountains National Park with an average temperature of 25°C. Temperatures this month range from a low of 22°C to a high of 28°C. At night, you can expect temperatures between 9°C and 17°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Great Smoky Mountains National Park in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Great Smoky Mountains National Park with warm temperatures, averaging around 24°C during the day and nights close to 11°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 26°C, with nights close to 14°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
Temperatures vary between day and night, so it’s smart to wear layers.
End of May
By the end of May, the average daytime temperature in Great Smoky Mountains National Park will be around 27°C, with nights close to 16°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in May
In May, there is an average of 92 mm of precipitation, spread over 12 days. Of the total precipitation, about 0,1 cm falls as snow in May. The wind speed is around 3 Bft, mostly coming from the Southwest.
The average precipitation chance is 40% per day this month. The weather’s variable. There are also a few days with higher precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Great Smoky Mountains National Park. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Great Smoky Mountains National Park in May |
UK | ||
|---|---|---|---|
 Average Temperature |
25°C | 18°C | |
 High Temp |
28°C | 21°C | |
| Low Temp |
22°C | 15°C | |
 Total Precipitation |
92 mm | 46 mm | |
| Rainy Days |
12 days | 8 days | |
 Total Snowfall |
0,1 cm | 0 cm | |
| Snowy Days |
1 day | 0 days | |
April
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is May a good time to visit Great Smoky Mountains National Park?
Want nice weather? Then May is a great time to be in Great Smoky Mountains National Park. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Great Smoky Mountains National Park in May
With 33°C, Great Smoky Mountains National Park hit the highest temperature in the last 10 years in May 2019. The lowest daytime temperature in this month was 11°C in 2016. The extreme night temperatures ranged from a low of 0°C to a high of 21°C.
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Daily Temperature in May in Great Smoky Mountains National Park
This chart shows the average daily temperatures, both day and night, for each day in May in Great Smoky Mountains National Park, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Great Smoky Mountains National Park
The chart below shows the average daily precipitation in May for Great Smoky Mountains National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 12 days of rain in Great Smoky Mountains National Park.
Daily Snowfall in May in Great Smoky Mountains National Park
This chart shows the average daily snowfall in May in Great Smoky Mountains National Park, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in May.
Daily UV Index in May in Great Smoky Mountains National Park
This chart shows the average daily UV index in May in Great Smoky Mountains National Park, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Great Smoky Mountains National Park Over the Years
This chart shows the average temperature in May in Great Smoky Mountains National Park, measured in degrees Celsius, over the past years.
Total Precipitation in May in Great Smoky Mountains National Park Over the Years
This chart shows the average precipitation in May in Great Smoky Mountains National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in May in Great Smoky Mountains National Park per year
This chart shows the average snowfall in May in Great Smoky Mountains National Park, measured in centimetres, over the past years.
Daily climate in May for Great Smoky Mountains National Park
Click on a specific day in May for detailed info on the typical weather on that day in Great Smoky Mountains National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Great Smoky Mountains National Park
Have you been to Great Smoky Mountains National Park in May?
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Average Weather in Great Smoky Mountains National Park by Month
Click on a month below to see detailed weather info for Great Smoky Mountains National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Great Smoky Mountains National Park for all months at once
