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
In West Louisville, January is the month with the lowest recorded average temperatures, measuring a high of 39.9°F (4.4°C) and a low of 27°F (-2.8°C).Humidity
The average relative humidity in January is 77%.Rainfall
In West Louisville, in January, during 10.6 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In West Louisville, during the entire year, the rain falls for 158.3 days and collects up to 31.3" (795mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 6.8 days. Throughout January, 1.38" (35mm) of snow is accumulated. In West Louisville, during the entire year, snow falls for 20.5 days and aggregates up to 5.24" (133mm) of snow.Daylight
The average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 7:04 am and sunset at 4:40 pm. On the last day of January, sunrise is at 6:53 am and sunset at 5:11 pm CST.
Sunshine
With an average of 4.4h 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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during January translates into the following directions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
Is January cold?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does West Louisville have in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
West Louisville, KY
- Average high temperature in January: 39.9°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in January: 27°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in January
West Louisville, KY
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
West Louisville, KY
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in January
West Louisville, KY
- Average humidity in January: 77%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
West Louisville, KY
- Average rainfall in January: 2.24"
The wettest month (with the highest rainfall) is April (3.86").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in January
West Louisville, KY
- Average rainfall days in January: 10.6 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in January
West Louisville, KY
- Average snowfall in January: 1.38"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
West Louisville, KY
- Average snowfall days in January: 6.8 days
The month with the highest number of snowfall days is January (6.8 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
West Louisville, 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 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
West Louisville, KY
- Average sunshine days in January: 15.2 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in January
West Louisville, 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
West Louisville, KY
- Average cloud cover in January: 53
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in January
West Louisville, 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).
West Louisville, Kentucky, USA
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