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
With average high and low temperatures of 40.3°F (4.6°C) and 27°F (-2.8°C) respectively, January is Mountain Valley's coldest month.Humidity
In Mountain Valley, the average relative humidity in January is 78%.Rainfall
In Mountain Valley, in January, during 12.7 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Mountain Valley, during the entire year, the rain falls for 178 days and collects up to 35.47" (901mm) of precipitation.Snowfall
Months with snowfall in Mountain Valley, Kentucky, are January through April, October through December. In January, it is snowing for 11.7 days. Throughout January, 3.86" (98mm) of snow is accumulated. Throughout the year, in Mountain Valley, there are 39.8 snowfall days, and 17.32" (440mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 7:48 am and sunset at 5:24 pm. On the last day of January, in Mountain Valley, sunrise is at 7:37 am and sunset at 5:55 pm EST.
Sunshine
With an average of 4.1h of sunshine, January has the least sunshine of the year.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 vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the UV index of 2 transforms into the following advice:
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. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Mountain Valley?
Is it cold in Mountain Valley during January?
What is the average humidity in January in Mountain Valley?
How much does it rain in Mountain Valley in January?
How much does it snow in Mountain Valley in January?
What is the average length of the day in January in Mountain Valley?
When are sunrise and sunset in January in Mountain Valley?
What is the month with the least sunshine in Mountain Valley?
How long on average sun shines in January in Mountain Valley?
What is the month with the lowest UV index in Mountain Valley?
How high is the UV index in January in Mountain Valley?
Average temperature in January
Mountain Valley, KY
- Average high temperature in January: 40.3°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in January: 27°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in January
Mountain Valley, KY
- 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
Mountain Valley, KY
- Average wind speed in January: 6.9mph
The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Mountain Valley, KY
- Average humidity in January: 78%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and November (74%).
Average rainfall in January
Mountain Valley, KY
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Mountain Valley, KY
- Average rainfall days in January: 12.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in January
Mountain Valley, KY
- Average snowfall in January: 3.86"
The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Mountain Valley, KY
- Average snowfall days in January: 11.7 days
The month with the highest number of snowfall days is January (11.7 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
Mountain Valley, KY
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 1min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Mountain Valley, KY
- Average sunshine days in January: 10.8 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is February (9 days).
Average UV index in January
Mountain Valley, 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
Mountain Valley, KY
- Average cloud cover in January: 58
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Mountain Valley, KY
- Average visibility in January: 5mi
The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).
Mountain Valley, Kentucky, USA
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