January weather forecastActon, TN
January
Weather in January
January, like December, is a frosty winter month in Acton, Tennessee, with an average temperature fluctuating between 47.5°F (8.6°C) and 32.9°F (0.5°C).Temperature
In Acton, the lowest temperatures are generally noted in January, averaging a high of 47.5°F (8.6°C) and a low of 32.9°F (0.5°C).Humidity
The average relative humidity in January is 77%.Rainfall
In Acton, during January, the rain falls for 12.1 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, there are 166.5 rainfall days, and 37.95" (964mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In January, it is snowing for 1.8 days. Throughout January, 0.39" (10mm) of snow is accumulated. In Acton, during the entire year, snow falls for 5.9 days and aggregates up to 1.61" (41mm) of snow.Daylight
In Acton, the average length of the day in January is 10h and 7min.On the first day of the month, sunrise is at 7:01 am and sunset at 4:52 pm. On the last day of January, sunrise is at 6:53 am and sunset at 5:21 pm CST.
Sunshine
In Acton, the average sunshine in January is 4.8h.UV index
In January, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 3 in January, converts into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Acton, TN
- Average high temperature in January: 47.5°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in January: 32.9°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).
Average pressure in January
Acton, 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
Acton, TN
- Average wind speed in January: 7.7mph
The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in January
Acton, TN
- Average humidity in January: 77%
The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Acton, TN
- Average rainfall in January: 2.95"
The wettest month (with the highest rainfall) is February (4.69").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in January
Acton, TN
- Average rainfall days in January: 12.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in January
Acton, TN
- Average snowfall in January: 0.39"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Acton, TN
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Acton, 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 48min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Acton, TN
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in January
Acton, TN
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Acton, 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, August and September (Cloud cover 30).
Average visibility in January
Acton, TN
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and May (5mi).





