January weather forecast
Louisa, KY

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Weather in January

January, the same as December, is an icy winter month in Louisa, Kentucky, with an average temperature fluctuating between 39.7°F (4.3°C) and 26.1°F (-3.3°C).

Temperature

With its high average temperature of 39.7°F (4.3°C) and a low of 26.1°F (-3.3°C), January is regarded as the coldest month.

Humidity

The average relative humidity in January is 79%.

Rainfall

In Louisa, in January, during 12 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Louisa, during the entire year, the rain falls for 176.7 days and collects up to 33.82" (859mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Louisa, in January, during 9.4 snowfall days, 3.11" (79mm) of snow is typically accumulated. Throughout the year, there are 33.2 snowfall days, and 13.35" (339mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 52min.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:21 pm. On the last day of January, sunrise is at 7:35 am and sunset at 5:51 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 3.9h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Around midday, solar radiation is most harmful; hence, exposure should be limited. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, noted for its average high-temperature of 39.7°F (4.3°C) and an average low-temperature of 26.1°F (-3.3°C), is considered the coldest month.

How cold is it in January?

In Louisa, 39.7°F (4.3°C) is the average high-temperature and 26.1°F (-3.3°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 79%.

How much does it rain in January?

In Louisa, during January, the rain falls for 12 days and regularly aggregates up to 2.44" (62mm) of precipitation.

How many days does it snow in January?

In Louisa, in January, snow falls for 9.4 days, with typically accumulated 3.11" (79mm) of snow.

What is the average length of the day in January?

The average day length in January is 9h and 52min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:51 pm EST.

What is the month with the least sunshine?

January has the least sunshine of the year in Louisa, with an average of 3.9h of sunshine.

How long on average sun shines in January in Louisa?

In Louisa, the average sunshine duration in January is 3.9h.

When is the lowest UV index?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Louisa, KY

Average temperature in January - Louisa, KY
  • Average high temperature in January: 39.7°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Louisa, KY

Average pressure in January - Louisa, KY
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in January
Louisa, KY

Average wind speed in January - Louisa, KY
  • Average wind speed in January: 6.6mph

The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in January
Louisa, KY

Average humidity in January - Louisa, KY
  • Average humidity in January: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in January
Louisa, KY

Average rainfall in January - Louisa, KY
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in January
Louisa, KY

Average rainfall days in January - Louisa, KY
  • Average rainfall days in January: 12 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in January
Louisa, KY

Average snowfall in January - Louisa, KY
  • Average snowfall in January: 3.11"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Louisa, KY

Average snowfall days in January - Louisa, KY
  • Average snowfall days in January: 9.4 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Louisa, KY

Average daylight in January / Average sunshine in January - Louisa, 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 36min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
Louisa, KY

Average sunshine days in January - Louisa, KY
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in January
Louisa, KY

Average UV index in January - Louisa, 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
Louisa, KY

Average cloud cover in January - Louisa, 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 31).

Average visibility in January
Louisa, KY

Average visibility in January - Louisa, KY
  • Average visibility in January: 5mi

The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).

Louisa, Kentucky, USA

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