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 the month when Willow sees the lowest average temperatures, with a high of 37.4°F (3°C) and a low of 24.4°F (-4.2°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In Willow, during January, the rain falls for 9.9 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, in Willow, there are 156.2 rainfall days, and 26.1" (663mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 8.4 days and typically aggregates up to 1.89" (48mm) of snow.Daylight
The average length of the day in January is 9h and 50min.On the first day of the month, sunrise is at 7:54 am and sunset at 5:25 pm. On the last day of January, in Willow, Kentucky, sunrise is at 7:43 am and sunset at 5:56 pm EST.
Sunshine
With an average of 4.1h of sunshine, January has the least sunshine of the year in Willow.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Willow, Kentucky. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 in January translates into these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. 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. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What part of the year is the coldest in Willow?
How cold is it in Willow in January?
What is the average humidity in January in Willow?
How many days does it rain in January in Willow?
When does it snow the most in Willow?
How many days does it snow in January in Willow?
What is the average length of the day in January in Willow?
What time are sunrise and sunset in January in Willow?
What is the month with the least sunshine in Willow?
How long on average sun shines in January in Willow?
What is the month with the lowest UV index in Willow?
How high is the UV index in January in Willow?
Average temperature in January
Willow, KY
- Average high temperature in January: 37.4°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in January: 24.4°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in January
Willow, KY
- Average pressure in January: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Willow, KY
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in January
Willow, KY
- Average humidity in January: 80%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Willow, KY
- Average rainfall in January: 1.69"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in January
Willow, KY
- Average rainfall days in January: 9.9 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in January
Willow, KY
- Average snowfall in January: 1.89"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Willow, KY
- Average snowfall days in January: 8.4 days
The month with the highest number of snowfall days is January (8.4 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
Willow, KY
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Willow, KY
- Average sunshine days in January: 14.7 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in January
Willow, KY
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Willow, KY
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Willow, KY
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are February, May and July (5mi).
Willow, Kentucky, USA
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