January weather forecastKnoxville, AR
January
Weather in January
January, the same as December, in Knoxville, Arkansas, is a frosty winter month, with an average temperature varying between 30.6°F (-0.8°C) and 46.9°F (8.3°C).Temperature
January is the coldest month, exhibiting average temperatures of 46.9°F (8.3°C) at the peak and 30.6°F (-0.8°C) at the base.Humidity
In January, the average relative humidity is 74%.Rainfall
In Knoxville, during January, the rain falls for 9.3 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 146.9 rainfall days, and 36.42" (925mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. The months with the most snowfall are January and February, with an average 0.79" (20mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 5min.On the first day of the month, sunrise is at 7:22 am and sunset at 5:11 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:39 pm CST.
Sunshine
The average sunshine in January is 5.5h.UV index
The months with the lowest UV index are January 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 exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Knoxville, AR
- Average high temperature in January: 46.9°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in January: 30.6°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in January
Knoxville, AR
- 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
Knoxville, AR
- Average wind speed in January: 5.5mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in January
Knoxville, AR
- Average humidity in January: 74%
The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in January
Knoxville, AR
- Average rainfall in January: 2.6"
The wettest months (with the highest rainfall) are April and May (4.41").
The driest months (with the least rainfall) are July and September (2.36").
Average rainfall days in January
Knoxville, AR
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is November (9 days).
Average snowfall in January
Knoxville, AR
- Average snowfall in January: 0.79"
The months with the highest snowfall are January and February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Knoxville, AR
- Average snowfall days in January: 1.5 days
The months with the highest number of snowfall days are January and February (1.5 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
Knoxville, AR
- 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 30min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in January
Knoxville, AR
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in January
Knoxville, AR
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Knoxville, AR
- Average cloud cover in January: 39
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Knoxville, AR
- Average visibility in January: 5mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, November and December (5mi).
