January weather forecastHornsby, TN
January
Weather in January
January, the same as December, in Hornsby, Tennessee, is a frosty winter month, with an average temperature varying between 32.5°F (0.3°C) and 46.6°F (8.1°C).Temperature
In Hornsby, the month of January is known for its lowest average temperatures, reaching a high of 46.6°F (8.1°C) and a low of 32.5°F (0.3°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In Hornsby, in January, during 11.9 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 169.4 rainfall days, and 40.39" (1026mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Hornsby, in January, during 2.2 snowfall days, 0.51" (13mm) of snow is typically accumulated. Throughout the year, there are 7.5 snowfall days, and 2.99" (76mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 6min.On the first day of the month, sunrise is at 7:03 am and sunset at 4:53 pm. On the last day of January, sunrise is at 6:55 am and sunset at 5:22 pm CST.
Sunshine
In Hornsby, the average sunshine in January is 4.9h.UV index
In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in January converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Hornsby, TN
- Average high temperature in January: 46.6°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in January: 32.5°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in January
Hornsby, 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 (29.95"Hg).
Average wind speed in January
Hornsby, TN
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity in January
Hornsby, TN
- Average humidity in January: 76%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Hornsby, TN
- Average rainfall in January: 2.8"
The wettest month (with the highest rainfall) is February (4.53").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Hornsby, TN
- Average rainfall days in January: 11.9 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in January
Hornsby, TN
- Average snowfall in January: 0.51"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Hornsby, TN
- Average snowfall days in January: 2.2 days
The months with the highest number of snowfall days are January and February (2.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hornsby, TN
- Average daylight in January: 10h and 6min
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 54min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Hornsby, TN
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in January
Hornsby, TN
- Average UV index in January: 3
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Hornsby, TN
- Average cloud cover in January: 46
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility in January
Hornsby, 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).





