January weather forecastMayfield, KY
January
Weather in January
In January, the year starts with noticeable winter chill for Mayfield, Kentucky. Freezing temperatures persist, falling to a low of 28.8°F (-1.8°C) and only reaching as high as 42.4°F (5.8°C). The skies tend to be gray most days and there is a brisk wind. Snowfall is possible but not constant, providing wintery scenes without causing excessive disruption. Although January weather may seem severe, it prepares local wildlife and plants for a fresh start in the coming spring.Temperature
Mayfield's coldest weather arrives in January, when temperatures average a high of 42.4°F (5.8°C) and a low of 28.8°F (-1.8°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In Mayfield, in January, during 11.1 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, there are 178.3 rainfall days, and 42.01" (1067mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Mayfield, in January, snow falls for 4.4 days, with typically accumulated 1.3" (33mm) of snow. Throughout the year, there are 13.9 snowfall days, and 5.71" (145mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 59min.On the first day of January, sunrise is at 7:07 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:18 pm CST.
Sunshine
The average sunshine in January is 4.8h.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 of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In January, a daily UV index of 2 turns into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mayfield, KY
- Average high temperature in January: 42.4°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in January: 28.8°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in January
Mayfield, KY
- 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 (29.95"Hg).
Average wind speed in January
Mayfield, KY
- Average wind speed in January: 8.9mph
The windiest months (with the highest average wind speed) are February and April (9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in January
Mayfield, KY
- Average humidity in January: 76%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Mayfield, KY
- Average rainfall in January: 2.6"
The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in January
Mayfield, KY
- Average rainfall days in January: 11.1 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in January
Mayfield, KY
- Average snowfall in January: 1.3"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Mayfield, KY
- Average snowfall days in January: 4.4 days
The months with the highest number of snowfall days are January and February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Mayfield, KY
- 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 48min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Mayfield, KY
- Average sunshine days in January: 15.5 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in January
Mayfield, KY
- 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
Mayfield, KY
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).
Average visibility in January
Mayfield, KY
- 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).
