January weather forecast
Mason, TN

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Weather in January

January, like December, is another chilly winter month in Mason, Tennessee, with an average temperature varying between 45.9°F (7.7°C) and 32.5°F (0.3°C).

Temperature

January brings the lowest temperatures, with an average high of 45.9°F (7.7°C) and an average low of 32.5°F (0.3°C).

Humidity

In Mason, the average relative humidity in January is 74%.

Rainfall

In Mason, in January, it is raining for 8.5 days, with typically 0.87" (22mm) of accumulated precipitation. In Mason, during the entire year, the rain falls for 130.1 days and collects up to 16.5" (419mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Mason, in January, snow falls for 0.9 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 3.9 snowfall days, and 1.02" (26mm) of snow is accumulated.

Daylight

In Mason, the average length of the day in January is 10h and 5min.
On the first day of the month, sunrise is at 7:07 am and sunset at 4:56 pm. On the last day of January, sunrise is at 6:58 am and sunset at 5:24 pm CST.

Sunshine

In Mason, the average sunshine in January is 5.1h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In January, an average UV index of 2 transforms into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

The month of January, characterized by an average high of 45.9°F (7.7°C) and a low of 32.5°F (0.3°C), is recognized as the coldest.

What is the temperature in January?

In Mason, 45.9°F (7.7°C) is the average high-temperature and 32.5°F (0.3°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 74%.

How many days does it rain in January?

In Mason, in January, during 8.5 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Mason, in January, during 0.9 snowfall days, 0.16" (4mm) of snow is typically accumulated.

How many hours of daylight does Mason have in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:07 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:24 pm CST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.1h.

What is the month 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?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low 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
Mason, TN

Average temperature in January - Mason, TN
  • Average high temperature in January: 45.9°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in January: 32.5°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in January
Mason, TN

Average pressure in January - Mason, 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 (29.94"Hg).

Average wind speed in January
Mason, TN

Average wind speed in January - Mason, TN
  • Average wind speed in January: 9.4mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in January
Mason, TN

Average humidity in January - Mason, TN
  • Average humidity in January: 74%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in January
Mason, TN

Average rainfall in January - Mason, TN
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days in January
Mason, TN

Average rainfall days in January - Mason, TN
  • Average rainfall days in January: 8.5 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in January
Mason, TN

Average snowfall in January - Mason, TN
  • Average snowfall in January: 0.16"

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Mason, TN

Average snowfall days in January - Mason, TN
  • Average snowfall days in January: 0.9 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Mason, 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Mason, TN

Average sunshine days in January - Mason, TN
  • Average sunshine days in January: 20.5 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is August (13.7 days).

Average UV index in January
Mason, TN

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in January
Mason, TN

Average cloud cover in January - Mason, TN
  • Average cloud cover in January: 45

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in January
Mason, TN

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

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

Mason, Tennessee, USA

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