January weather forecast
New Johnsonville, TN

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Weather in January

January, like December, is another chilly winter month in New Johnsonville, Tennessee, with an average temperature ranging between min 30.7°F (-0.7°C) and max 45°F (7.2°C).

Temperature

In New Johnsonville, Tennessee, the month of January is known for its lowest average temperatures, reaching a high of 45°F (7.2°C) and a low of 30.7°F (-0.7°C).

Humidity

In January, the average relative humidity is 76%.

Rainfall

In New Johnsonville, in January, it is raining for 7.3 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, in New Johnsonville, there are 115.4 rainfall days, and 12.32" (313mm) of precipitation is accumulated.

Snowfall

Months with snowfall in New Johnsonville are January through March, November and December. In New Johnsonville, during January, snow falls for 1.9 days and regularly aggregates up to 0.12" (3mm) of snow. In New Johnsonville, during the entire year, snow falls for 6.2 days and aggregates up to 0.94" (24mm) of snow.

Daylight

In New Johnsonville, the average length of the day in January is 10h and 2min.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:48 pm. On the last day of January, in New Johnsonville, sunrise is at 6:53 am and sunset at 5:17 pm CST.

Sunshine

The average sunshine in January in New Johnsonville is 4.7h.

UV index

The average daily maximum UV index in January in New Johnsonville, Tennessee, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Make use of precautions - It is urged to ward off sun damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What part of the year is the coldest in New Johnsonville?

January stands out as New Johnsonville's coldest month, with temperatures ranging between an average high of 45°F (7.2°C) and a low of 30.7°F (-0.7°C).

What are January temperatures in New Johnsonville?

The average high-temperature, in January, in New Johnsonville, is 45°F (7.2°C), while the average low-temperature is 30.7°F (-0.7°C).

What is the average humidity in January in New Johnsonville?

In New Johnsonville, the average relative humidity in January is 76%.

How much does it rain in New Johnsonville in January?

In January, in New Johnsonville, Tennessee, the rain falls for 7.3 days. Throughout January, 0.71" (18mm) of precipitation is accumulated.

How many days does it snow in January in New Johnsonville?

In New Johnsonville, Tennessee, during January, snow falls for 1.9 days and regularly aggregates up to 0.12" (3mm) of snow.

What is the average length of the day in January in New Johnsonville?

In New Johnsonville, Tennessee, the average day length in January is 10h and 2min.

When are sunrise and sunset in January in New Johnsonville?

In January, on the first day of the month, sunrise is at 7:02 am and sunset at 4:48 pm. On the last day of the month, in New Johnsonville, sunrise is at 6:53 am and sunset at 5:17 pm CST.

How long on average sun shines in January in New Johnsonville?

The average sunshine duration in January in New Johnsonville, Tennessee, is 4.7h.

What is the UV index reading in January in New Johnsonville?

The average daily maximum UV index in January in New Johnsonville is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
New Johnsonville, TN

Average temperature in January - New Johnsonville, TN
  • Average high temperature in January: 45°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in January: 30.7°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

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Average pressure in January
New Johnsonville, TN

Average pressure in January - New Johnsonville, 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).

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Average wind speed in January
New Johnsonville, TN

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

The windiest months (with the highest average wind speed) are January, February and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in January
New Johnsonville, TN

Average humidity in January - New Johnsonville, TN
  • Average humidity in January: 76%

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

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Average rainfall in January
New Johnsonville, TN

Average rainfall in January - New Johnsonville, TN
  • Average rainfall in January: 0.71"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in January
New Johnsonville, TN

Average rainfall days in January - New Johnsonville, TN
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is November (6.1 days).

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Average snowfall in January
New Johnsonville, TN

Average snowfall in January - New Johnsonville, TN
  • Average snowfall in January: 0.12"

The month with the highest snowfall is March (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
New Johnsonville, TN

Average snowfall days in January - New Johnsonville, TN
  • Average snowfall days in January: 1.9 days

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
New Johnsonville, TN

Average daylight in January / Average sunshine in January - New Johnsonville, 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 48min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in January
New Johnsonville, TN

Average sunshine days in January - New Johnsonville, TN
  • Average sunshine days in January: 21.2 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (15.7 days).

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Average UV index in January
New Johnsonville, TN

Average UV index in January - New Johnsonville, TN
  • Average UV index in January: 3

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

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Average cloud cover in January
New Johnsonville, TN

Average cloud cover in January - New Johnsonville, TN
  • Average cloud cover in January: 50

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in January
New Johnsonville, TN

Average visibility in January - New Johnsonville, TN
  • Average visibility in January: 6mi

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

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New Johnsonville, Tennessee, USA

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