January weather forecastRoan Mountain, TN

January

Weather in January

January, like December, in Roan Mountain, Tennessee, is another cold winter month, with an average temperature ranging between min 24.3°F (-4.3°C) and max 38.8°F (3.8°C).

Temperature

In Roan Mountain, the lowest temperatures are generally noted in January, averaging a high of 38.8°F (3.8°C) and a low of 24.3°F (-4.3°C).

Humidity

In January, the average relative humidity in Roan Mountain, Tennessee, is 79%.

Rainfall

In Roan Mountain, in January, during 12.2 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 178 rainfall days, and 24.96" (634mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In January, in Roan Mountain, it is snowing for 12.3 days. Throughout January, 4.57" (116mm) of snow is accumulated. In Roan Mountain, during the entire year, snow falls for 46.4 days and aggregates up to 22.01" (559mm) of snow.

Daylight

The average length of the day in January is 10h and 2min.
On the first day of the month, sunrise is at 7:39 am and sunset at 5:24 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:53 pm EST.

Sunshine

With an average of 5.2h of sunshine, January has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

January proves to be the coldest month, recording an average maximum temperature of 38.8°F (3.8°C) and a minimum temperature of 24.3°F (-4.3°C).

An average high-temperature, in January, in Roan Mountain, is 38.8°F (3.8°C) and the average low-temperature is 24.3°F (-4.3°C).

In January, the average relative humidity is 79%.

In Roan Mountain, during January, the rain falls for 12.2 days and regularly aggregates up to 1.61" (41mm) of precipitation.

In Roan Mountain, in January, snow falls for 12.3 days, with typically accumulated 4.57" (116mm) of snow.

The average day length in January is 10h and 2min.

On the first day of January, sunrise is at 7:39 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:53 pm EST.

With an average of 5.2h of sunshine, January has the least sunshine of the year.

The average sunshine duration in January is 5.2h.

The months with the lowest UV index in Roan Mountain are January, February, November and December, with an average maximum UV index of 2.

In Roan Mountain, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Roan Mountain, TN

  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in January
Roan Mountain, TN

  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in January
Roan Mountain, TN

  • Average wind speed in January: 7.1mph

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in January
Roan Mountain, TN

  • Average humidity in January: 79%

The months with the highest relative humidity are February, March, May and December (80%).
The months with the lowest relative humidity are June and November (77%).

Average rainfall in January
Roan Mountain, TN

  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.38").

Average rainfall days in January
Roan Mountain, TN

  • Average rainfall days in January: 12.2 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in January
Roan Mountain, TN

  • Average snowfall in January: 4.57"

The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Roan Mountain, TN

  • Average snowfall days in January: 12.3 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Roan Mountain, TN

  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 5h and 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in January
Roan Mountain, TN

  • Average sunshine days in January: 12.3 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (9 days).

Average UV index in January
Roan Mountain, TN

  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Roan Mountain, TN

  • Average cloud cover in January: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 35).

Average visibility in January
Roan Mountain, TN

  • Average visibility in January: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).