January weather forecastRock House, TN
January
Weather in January
January, the same as December, in Rock House, Tennessee, is a frosty winter month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 29.5°F (-1.4°C).Temperature
In Rock House, January records the lowest average temperatures, peaking at 43.7°F (6.5°C) and reaching a low of 29.5°F (-1.4°C).Humidity
In January, the average relative humidity is 77%.Rainfall
In January, the rain falls for 12.4 days. Throughout January, 2.48" (63mm) of precipitation is accumulated. In Rock House, during the entire year, the rain falls for 178.1 days and collects up to 37.99" (965mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Rock House. January is the month with the most snowfall. Snow falls for 5.4 days and accumulates 1.38" (35mm) of snow.Daylight
In January, the average length of the day is 10h and 1min.On the first day of January, sunrise is at 6:55 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 5:09 pm CST.
Sunshine
The average sunshine in January is 4.5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 in January translates into these instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rock House, TN
- Average high temperature in January: 43.7°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (43.7°F).
- Average low temperature in January: 29.5°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in January
Rock House, 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 (29.97"Hg).
Average wind speed in January
Rock House, TN
- Average wind speed in January: 7.6mph
The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Rock House, TN
- Average humidity in January: 77%
The months with the highest relative humidity are February, March, May and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in January
Rock House, TN
- Average rainfall in January: 2.48"
The wettest month (with the highest rainfall) is July (4.53").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Rock House, TN
- Average rainfall days in January: 12.4 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in January
Rock House, TN
- Average snowfall in January: 1.38"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Rock House, TN
- Average snowfall days in January: 5.4 days
The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rock House, 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 30min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in January
Rock House, TN
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in January
Rock House, 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
Rock House, TN
- Average cloud cover in January: 53
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in January
Rock House, TN
- Average visibility in January: 5mi
The months with the highest visibility are February, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, March, May, July and August (5mi).
