January weather forecast
Shelbyville, TN

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Weather in January

Shelbyville, Tennessee, USA, typically begins the year immersed in the chill of winter. The cold is more moderate in comparison to later winter months, with a definite humidity present in the air. Despite the cold temperatures, the sight of snow remains an infrequent spectacle. The highest temperature recorded in January reached up to 45.5°F (7.5°C) with the average humidity level slightly higher than the yearly mean at 77%. The crisp winter weather facilitates a calming, serene atmosphere ideal for curling up with a book or a warm beverage.

Temperature

Shelbyville's January weather reaches an average high of 45.5°F (7.5°C) and an average low of 31.3°F (-0.4°C), making it the coldest month.

Humidity

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

Rainfall

In Shelbyville, in January, it is raining for 11.7 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, in Shelbyville, there are 167.2 rainfall days, and 38.78" (985mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Shelbyville, in January, snow falls for 3.1 days, with typically accumulated 0.71" (18mm) of snow. In Shelbyville, Tennessee, during the entire year, snow falls for 10.7 days and aggregates up to 2.83" (72mm) of snow.

Daylight

In January, the average length of the day in Shelbyville is 10h and 5min.
On the first day of January, sunrise is at 6:54 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 5:12 pm CST.

Sunshine

In Shelbyville, the average sunshine in January is 4.5h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, with an average high of 45.5°F (7.5°C) and a low of 31.3°F (-0.4°C), signifies the coldest month of the year.

What is the usual temperature for Shelbyville in January?

In Shelbyville, 45.5°F (7.5°C) is the average high-temperature and 31.3°F (-0.4°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 77%.

How much does it rain in January?

In January, the rain falls for 11.7 days. Throughout January, 3.27" (83mm) of precipitation is accumulated.

How many days does it snow in January?

In Shelbyville, Tennessee, in January, during 3.1 snowfall days, 0.71" (18mm) of snow is typically accumulated.

What is the average length of the day in January?

The average day length in January is 10h and 5min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 6:54 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 5:12 pm CST.

How many hours of sunshine does Shelbyville have in January?

In January, the average sunshine duration is 4.5h.

What are the months with the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Shelbyville, TN

Average temperature in January - Shelbyville, TN
  • Average high temperature in January: 45.5°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in January: 31.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

Average pressure in January
Shelbyville, TN

Average pressure in January - Shelbyville, TN
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in January
Shelbyville, TN

Average wind speed in January - Shelbyville, TN
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in January
Shelbyville, TN

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

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January
Shelbyville, TN

Average rainfall in January - Shelbyville, TN
  • Average rainfall in January: 3.27"

The wettest month (with the highest rainfall) is February (4.33").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in January
Shelbyville, TN

Average rainfall days in January - Shelbyville, TN
  • Average rainfall days in January: 11.7 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in January
Shelbyville, TN

Average snowfall in January - Shelbyville, TN
  • Average snowfall in January: 0.71"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Shelbyville, TN

Average snowfall days in January - Shelbyville, TN
  • Average snowfall days in January: 3.1 days

The month with the highest number of snowfall days is January (3.1 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
Shelbyville, TN

Average daylight in January / Average sunshine in January - Shelbyville, TN
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 4h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in January
Shelbyville, TN

Average sunshine days in January - Shelbyville, TN
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in January
Shelbyville, TN

Average UV index in January - Shelbyville, 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 and December (UV index 2).

Average cloud cover in January
Shelbyville, TN

Average cloud cover in January - Shelbyville, TN
  • Average cloud cover in January: 52

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in January
Shelbyville, TN

Average visibility in January - Shelbyville, TN
  • Average visibility in January: 6mi

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

Shelbyville, Tennessee, USA

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