Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is Blair's coldest month, registering average high temperatures of 43.9°F (6.6°C) and lows of 29.1°F (-1.6°C).Humidity
The average relative humidity in January is 77%.Rainfall
In January, the rain falls for 13.1 days. Throughout January, 2.56" (65mm) of precipitation is accumulated. In Blair, during the entire year, the rain falls for 171.2 days and collects up to 32.4" (823mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 5.3 days. Throughout January, 0.75" (19mm) of snow is accumulated. Throughout the year, there are 17.2 snowfall days, and 3.31" (84mm) of snow is accumulated.Daylight
In Blair, the average length of the day in January is 10h and 2min.On the first day of January, sunrise is at 7:48 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 6:03 pm EST.
Sunshine
January has the least sunshine of the year in Blair, with an average of 4.9h of sunshine.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 estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 suggests this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
How many hours of daylight does Blair have in January?
When is the sunrise / sunset in January in Blair?
What is the month with the least sunshine?
How many hours of sunshine does Blair have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Blair, TN
- Average high temperature in January: 43.9°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (43.9°F).
- Average low temperature in January: 29.1°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in January
Blair, TN
- Average pressure in January: 30.16"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Blair, TN
- Average wind speed in January: 5.6mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in January
Blair, TN
- Average humidity in January: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July and August (75%).
Average rainfall in January
Blair, TN
- Average rainfall in January: 2.56"
The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in January
Blair, TN
- Average rainfall days in January: 13.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in January
Blair, TN
- Average snowfall in January: 0.75"
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Blair, TN
- Average snowfall days in January: 5.3 days
The month with the highest number of snowfall days is January (5.3 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
Blair, 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in January
Blair, TN
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in January
Blair, 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
Blair, TN
- Average cloud cover in January: 50
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 30).
Average visibility in January
Blair, TN
- Average visibility in January: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Blair, Tennessee, USA
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