January weather forecastErwin, TN
January
Weather in January
January, the same as December, is an icy winter month in Erwin, Tennessee, with an average temperature varying between 41.7°F (5.4°C) and 26.1°F (-3.3°C).Temperature
January brings the lowest temperatures, with an average high of 41.7°F (5.4°C) and an average low of 26.1°F (-3.3°C).Humidity
In January, the average relative humidity is 78%.Rainfall
In January, the rain falls for 11.1 days. Throughout January, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 173.4 rainfall days, and 29.45" (748mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Erwin, during January, snow falls for 7.1 days and regularly aggregates up to 2.64" (67mm) of snow. In Erwin, during the entire year, snow falls for 24.7 days and aggregates up to 10.55" (268mm) of snow.Daylight
The average length of the day in January in Erwin, Tennessee, is 10h and 2min.On the first day of January, sunrise is at 7:40 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:54 pm EST.
Sunshine
With an average of 4.9h of sunshine, January has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In January, the UV index of 2 transforms into the following advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Erwin, TN
- Average high temperature in January: 41.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in January: 26.1°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in January
Erwin, TN
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Erwin, TN
- Average wind speed in January: 6.5mph
The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in January
Erwin, TN
- Average humidity in January: 78%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (76%).
Average rainfall in January
Erwin, TN
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Erwin, TN
- Average rainfall days in January: 11.1 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in January
Erwin, TN
- Average snowfall in January: 2.64"
The month with the highest snowfall is December (3.7").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Erwin, TN
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Erwin, 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 42min).
- Average sunshine in January: 4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in January
Erwin, TN
- Average sunshine days in January: 14.9 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in January
Erwin, TN
- Average UV index in January: 2
The months with the highest UV index are June 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
Erwin, TN
- Average cloud cover in January: 52
The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 34).
Average visibility in January
Erwin, TN
- Average visibility in January: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October and December (5mi).
