January weather forecastDallas Hills, TN
January
Weather in January
January, like December, is a frosty winter month in Dallas Hills, Tennessee, with an average temperature varying between 46°F (7.8°C) and 30.9°F (-0.6°C).Temperature
Temperature records mark January as the coldest month, with highs averaging 46°F (7.8°C) and lows at 30.9°F (-0.6°C).Humidity
In Dallas Hills, Tennessee, the average relative humidity in January is 76%.Rainfall
In January, in Dallas Hills, the rain falls for 7.9 days. Throughout January, 0.91" (23mm) of precipitation is accumulated. Throughout the year, in Dallas Hills, there are 104.5 rainfall days, and 10.98" (279mm) of precipitation is accumulated.Snowfall
Months with snowfall in Dallas Hills, Tennessee, are January through March and December. In Dallas Hills, in January, snow falls for 0.9 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, there are 2.9 snowfall days, and 0.47" (12mm) of snow is accumulated.Daylight
The average length of the day in January in Dallas Hills is 10h and 6min.On the first day of the month, sunrise is at 7:48 am and sunset at 5:39 pm. On the last day of January, sunrise is at 7:40 am and sunset at 6:07 pm EST.
Sunshine
The average sunshine in January in Dallas Hills is 5.3h.UV index
The months with the lowest UV index in Dallas Hills are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. 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
Dallas Hills, TN
- Average high temperature in January: 46°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in January: 30.9°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in January
Dallas Hills, 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 (29.98"Hg).
Average wind speed in January
Dallas Hills, TN
- Average wind speed in January: 6.2mph
The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in January
Dallas Hills, TN
- Average humidity in January: 76%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).
Average rainfall in January
Dallas Hills, TN
- Average rainfall in January: 0.91"
The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in January
Dallas Hills, TN
- Average rainfall days in January: 7.9 days
The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).
Average snowfall in January
Dallas Hills, TN
- Average snowfall in January: 0.08"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Dallas Hills, TN
- Average snowfall days in January: 0.9 days
The month with the highest number of snowfall days is February (1.3 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
Dallas Hills, 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: 5h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Dallas Hills, TN
- Average sunshine days in January: 21.4 days
The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).
Average UV index in January
Dallas 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
Dallas Hills, TN
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in January
Dallas Hills, TN
- Average visibility in January: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).





