January weather forecastHeloise, TN
January
Weather in January
January, like December, is a frosty winter month in Heloise, Tennessee, with temperature in the range of an average low of 31.6°F (-0.2°C) and an average high of 44.6°F (7°C).Temperature
January tends to be the coldest month, with temperatures averaging a daily high of 44.6°F (7°C) and a low of 31.6°F (-0.2°C).Humidity
In Heloise, the average relative humidity in January is 74%.Rainfall
In January, the rain falls for 10.2 days. Throughout January, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 162.4 rainfall days, and 39.69" (1008mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall in Heloise. In January, it is snowing for 2.1 days. Throughout January, 1.06" (27mm) of snow is accumulated. Throughout the year, there are 7.3 snowfall days, and 4.8" (122mm) of snow is accumulated.Daylight
In Heloise, the average length of the day in January is 10h and 2min.On the first day of January, sunrise is at 7:09 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:23 pm CST.
Sunshine
In January, the average sunshine is 5.1h.UV index
The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 3 during January leads to these advisories:
Take precautions - Protection against skin and eye damage is obliged. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Heloise, TN
- Average high temperature in January: 44.6°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in January: 31.6°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in January
Heloise, 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
Heloise, TN
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Heloise, TN
- Average humidity in January: 74%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in January
Heloise, TN
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is March (4.29").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in January
Heloise, TN
- Average rainfall days in January: 10.2 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in January
Heloise, TN
- Average snowfall in January: 1.06"
The month with the highest snowfall is March (1.46").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in January
Heloise, TN
- Average snowfall days in January: 2.1 days
The month with the highest number of snowfall days is 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
Heloise, TN
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Heloise, TN
- Average sunshine days in January: 17.5 days
The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in January
Heloise, 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
Heloise, TN
- Average cloud cover in January: 44
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in January
Heloise, 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).





