January weather forecast
Morristown, TN

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Weather in January

Morristown residents brace themselves for the coldest month of the year, with temperatures reaching down to 28.2°F (-2.1°C) in January. Blanketed with an average of 2.36" (60mm) of snow, the city experiences winter in full swing. Though short, the days typically have a good amount of sunshine, with residents appreciating the crisp, clear air. But the cold wind can be biting, especially during the night, making outdoor activities a bit challenging for the unprepared. Bitterly cold, yes, but January also offers a beautiful wintry landscape.

Temperature

In Morristown, Tennessee, January is the month with the lowest recorded average temperatures, measuring a high of 43.2°F (6.2°C) and a low of 28.2°F (-2.1°C).

Humidity

In January, the average relative humidity in Morristown is 77%.

Rainfall

In Morristown, in January, during 12.3 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Morristown, there are 172.1 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In January, in Morristown, Tennessee, it is snowing for 8.3 days. Throughout January, 2.36" (60mm) of snow is accumulated. Throughout the year, in Morristown, there are 27.9 snowfall days, and 9.96" (253mm) of snow is accumulated.

Daylight

In Morristown, the average length of the day in January is 10h and 2min.
On the first day of January, sunrise is at 7:44 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:58 pm EST.

Sunshine

The month with the least sunshine in Morristown is January, with an average of 5h of sunshine.

UV index

The months with the lowest UV index in Morristown are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Morristown?

With average temperatures fluctuating between a high of 43.2°F (6.2°C) and a low of 28.2°F (-2.1°C), January stands out as the coldest month.

Is it cold in Morristown during January?

In Morristown, 43.2°F (6.2°C) is the average high-temperature and 28.2°F (-2.1°C) is the average low-temperature during January.

What is the average humidity in January in Morristown?

In January, the average relative humidity in Morristown, Tennessee, is 77%.

How much does it rain in Morristown in January?

In Morristown, during January, the rain falls for 12.3 days and regularly aggregates up to 2.8" (71mm) of precipitation.

How much does it snow in Morristown in January?

In Morristown, Tennessee, during January, snow falls for 8.3 days and regularly aggregates up to 2.36" (60mm) of snow.

How many hours of daylight does Morristown have in January?

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

What time are sunrise and sunset in January in Morristown?

On the first day of January in Morristown, sunrise is at 7:44 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:58 pm EST.

What is the month with the least sunshine in Morristown?

With an average of 5h of sunshine, January has the least sunshine of the year in Morristown.

How long on average sun shines in January in Morristown?

The average sunshine duration in January in Morristown, Tennessee, is 5h.

What are the months with the lowest UV index in Morristown?

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

What is the UV index intensity in January in Morristown?

In Morristown, Tennessee, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
48.2°F 9°C
43.2°F 6.2°C
48.2°F 9°C
Average low temperature
34°F 1.1°C
28.2°F -2.1°C
31.8°F -0.1°C
Average pressure
30.14" 766mmHg
30.16" 766mmHg
30.11" 765mmHg
Average wind speed
5.3mph 8.5km/h
5.8mph 9.3km/h
5.8mph 9.3km/h
Average max. wind speed
5.8mph 9.3km/h
6.3mph 10.1km/h
6.5mph 10.5km/h
Average wind speed gusts
8.8mph 14.2km/h
9.4mph 15.1km/h
9.4mph 15.1km/h
Average humidity
79%
77%
79%
Average rainfall
3.23" 82mm
2.8" 71mm
3.66" 93mm
Average rainfall days
13.8
12.3
12.8
Average snowfall
2.83" 72mm
2.36" 60mm
2.52" 64mm
Average snowfall days
5.5
8.3
7.2
Average daylight
9h 4min
10h 0min
10h 5min
Average sunshine
5h 2min
5h 0min
6h 1min
Average sunshine days
14.1
12.3
10.3
Average UV index
2
2
2
Average cloud cover
46%
47%
50%
Average visibility
5mi 8km
5mi 8km
5mi 8km

Average temperature in January
Morristown, TN

Average temperature in January - Morristown, TN
  • Average high temperature in January: 43.2°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in January: 28.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in January
Morristown, TN

Average pressure in January - Morristown, TN
  • Average pressure in January: 30.16"Hg

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

Average wind speed in January
Morristown, TN

Average wind speed in January - Morristown, TN
  • Average wind speed in January: 5.8mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in January
Morristown, TN

Average humidity in January - Morristown, TN
  • Average humidity in January: 77%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is August (73%).

Average rainfall in January
Morristown, TN

Average rainfall in January - Morristown, TN
  • Average rainfall in January: 2.8"

The wettest month (with the highest rainfall) is February (3.66").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in January
Morristown, TN

Average rainfall days in January - Morristown, TN
  • Average rainfall days in January: 12.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in January
Morristown, TN

Average snowfall in January - Morristown, TN
  • Average snowfall in January: 2.36"

The month with the highest snowfall is December (2.83").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Morristown, TN

Average snowfall days in January - Morristown, TN
  • Average snowfall days in January: 8.3 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Morristown, TN

Average daylight in January / Average sunshine in January - Morristown, 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 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in January
Morristown, TN

Average sunshine days in January - Morristown, TN
  • Average sunshine days in January: 12.3 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in January
Morristown, TN

Average UV index in January - Morristown, TN
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in January
Morristown, TN

Average cloud cover in January - Morristown, TN
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in January
Morristown, TN

Average visibility in January - Morristown, TN
  • Average visibility in January: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Morristown, Tennessee, USA

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