Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Highland Hills's temperature records reveal January as the coldest month, marked by average highs of 44.8°F (7.1°C) and lows of 30°F (-1.1°C).Humidity
The average relative humidity in January is 77%.Rainfall
In Highland Hills, during January, the rain falls for 9 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 117.7 rainfall days, and 11.34" (288mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In Highland Hills, in January, snow falls for 3.7 days, with typically accumulated 0.35" (9mm) of snow. In Highland Hills, during the entire year, snow falls for 13.1 days and aggregates up to 1.38" (35mm) of snow.Daylight
In January, the average length of the day in Highland Hills is 10h and 4min.On the first day of the month, sunrise is at 7:46 am and sunset at 5:33 pm. On the last day of January, sunrise is at 7:38 am and sunset at 6:02 pm EST.
Sunshine
With an average of 5.1h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 2 during January translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are the temperatures in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Highland Hills, TN
- Average high temperature in January: 44.8°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 (44.8°F).
- Average low temperature in January: 30°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in January
Highland Hills, 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 (29.98"Hg).
Average wind speed in January
Highland Hills, TN
- Average wind speed in January: 5.6mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in January
Highland Hills, TN
- Average humidity in January: 77%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in January
Highland Hills, TN
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in January
Highland Hills, TN
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in January
Highland Hills, TN
- Average snowfall in January: 0.35"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in January
Highland Hills, TN
- Average snowfall days in January: 3.7 days
The months with the highest number of snowfall days are January and February (3.7 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
Highland Hills, 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 January (Average sunshine: 5h and 6min).
Average sunshine days in January
Highland Hills, TN
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is October (21.5 days).
The months with the least sunshine days are February and July (15.9 days).
Average UV index in January
Highland Hills, 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
Highland Hills, TN
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in January
Highland Hills, TN
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Highland Hills, Tennessee, USA
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