January weather forecast
Hartsville Junction, TN

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Weather in January

January, like December, is another chilly winter month in Hartsville Junction, Tennessee, with an average temperature varying between 28.9°F (-1.7°C) and 42.8°F (6°C).

Temperature

In Hartsville Junction, January is the coldest month, with temperatures averaging a high of 42.8°F (6°C) and a low of 28.9°F (-1.7°C).

Humidity

The average relative humidity in January is 77%.

Rainfall

In Hartsville Junction, in January, it is raining for 11.6 days, with typically 2.56" (65mm) of accumulated precipitation. In Hartsville Junction, during the entire year, the rain falls for 176.5 days and collects up to 41.22" (1047mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In January, it is snowing for 5.2 days. Throughout January, 1.18" (30mm) of snow is accumulated. In Hartsville Junction, during the entire year, snow falls for 17.5 days and aggregates up to 5" (127mm) of snow.

Daylight

In January, the average length of the day is 10h and 1min.
On the first day of the month, sunrise is at 6:56 am and sunset at 4:40 pm. On the last day of January, sunrise is at 6:47 am and sunset at 5:09 pm CST.

Sunshine

In Hartsville Junction, the average sunshine in January is 4.3h.

UV index

The months with the lowest UV index in Hartsville Junction are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In January, the UV index of 2 transforms into the following advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January is the coldest month of the year, registering average temperatures as high as 42.8°F (6°C) and as low as 28.9°F (-1.7°C).

How cold does it get in January?

January temperatures vary between a high-temperature of 42.8°F (6°C) and a low-temperature of 28.9°F (-1.7°C).

What is the average humidity in January?

The average relative humidity in January is 77%.

How much does it rain in Hartsville Junction in January?

In Hartsville Junction, in January, during 11.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many days does it snow in January?

In January, it is snowing for 5.2 days. Throughout January, 1.18" (30mm) of snow is accumulated.

What is the average length of the day in January?

In January, the average day length is 10h and 1min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 6:56 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 5:09 pm CST.

How many hours of sunshine does Hartsville Junction have in January?

In January, the average sunshine duration in Hartsville Junction is 4.3h.

What are the months with the lowest UV index?

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

How high is the UV index in January?

In Hartsville Junction, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Hartsville Junction, TN

Average temperature in January - Hartsville Junction, TN
  • Average high temperature in January: 42.8°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in January: 28.9°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 (28.9°F).

Average pressure in January
Hartsville Junction, TN

Average pressure in January - Hartsville Junction, 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 (29.96"Hg).

Average wind speed in January
Hartsville Junction, TN

Average wind speed in January - Hartsville Junction, TN
  • Average wind speed in January: 7.9mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in January
Hartsville Junction, TN

Average humidity in January - Hartsville Junction, TN
  • Average humidity in January: 77%

The months with the highest relative humidity are February, March, May, July and December (79%).
The month with the lowest relative humidity is October (75%).

Average rainfall in January
Hartsville Junction, TN

Average rainfall in January - Hartsville Junction, TN
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is July (5.2").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in January
Hartsville Junction, TN

Average rainfall days in January - Hartsville Junction, TN
  • Average rainfall days in January: 11.6 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in January
Hartsville Junction, TN

Average snowfall in January - Hartsville Junction, TN
  • Average snowfall in January: 1.18"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Hartsville Junction, TN

Average snowfall days in January - Hartsville Junction, TN
  • Average snowfall days in January: 5.2 days

The month with the highest number of snowfall days is January (5.2 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
Hartsville Junction, TN

Average daylight in January / Average sunshine in January - Hartsville Junction, 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: 4h and 2min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in January
Hartsville Junction, TN

Average sunshine days in January - Hartsville Junction, TN
  • Average sunshine days in January: 14.7 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in January
Hartsville Junction, TN

Average UV index in January - Hartsville Junction, 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
Hartsville Junction, TN

Average cloud cover in January - Hartsville Junction, TN
  • Average cloud cover in January: 54

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in January
Hartsville Junction, TN

Average visibility in January - Hartsville Junction, TN
  • Average visibility in January: 5mi

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

Hartsville Junction, Tennessee, USA

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