January weather forecast
Roark, KY

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Weather in January

January, like December, in Roark, Kentucky, is an icy winter month, with an average temperature ranging between max 40.6°F (4.8°C) and min 26.8°F (-2.9°C).

Temperature

January, noted for its average high-temperature of 40.6°F (4.8°C) and an average low-temperature of 26.8°F (-2.9°C), is considered the coldest month.

Humidity

In January, the average relative humidity is 79%.

Rainfall

In Roark, in January, it is raining for 13.3 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 190.4 rainfall days, and 40.28" (1023mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 10 days and typically aggregates up to 4.21" (107mm) of snow.

Daylight

The average length of the day in January is 9h and 58min.
On the first day of January, sunrise is at 7:47 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:57 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 4.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January is the coldest month, exhibiting average temperatures of 40.6°F (4.8°C) at the peak and 26.8°F (-2.9°C) at the base.

Is January cold?

An average high-temperature, in January, in Roark, is 40.6°F (4.8°C) and the average low-temperature is 26.8°F (-2.9°C).

What is the average humidity in January?

In Roark, the average relative humidity in January is 79%.

How many days does it rain in January?

In Roark, in January, it is raining for 13.3 days, with typically 3.35" (85mm) of accumulated precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 10 days and typically aggregates up to 4.21" (107mm) of snow.

How many days does it snow in January?

In January, it is snowing for 10 days. Throughout January, 4.21" (107mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 58min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:47 am and sunset at 5:27 pm. On the last day of the month, in Roark, sunrise is at 7:37 am and sunset at 5:57 pm EST.

What is the month with the least sunshine?

With an average of 4.4h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Roark have in January?

The average sunshine duration in January is 4.4h.

When is the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to 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
Roark, KY

Average temperature in January - Roark, KY
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 26.8°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in January
Roark, KY

Average pressure in January - Roark, 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
Roark, KY

Average wind speed in January - Roark, KY
  • Average wind speed in January: 6.2mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in January
Roark, KY

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April, June, August and November (77%).

Average rainfall in January
Roark, KY

Average rainfall in January - Roark, KY
  • Average rainfall in January: 3.35"

The wettest month (with the highest rainfall) is February (4.57").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in January
Roark, KY

Average rainfall days in January - Roark, KY
  • Average rainfall days in January: 13.3 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (11.5 days).

Average snowfall in January
Roark, KY

Average snowfall in January - Roark, KY
  • Average snowfall in January: 4.21"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Roark, KY

Average snowfall days in January - Roark, KY
  • Average snowfall days in January: 10 days

The month with the highest number of snowfall days is January (10 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
Roark, KY

Average daylight in January / Average sunshine in January - Roark, KY
  • Average daylight in January: 10h and 0min

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 42min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in January
Roark, KY

Average sunshine days in January - Roark, KY
  • Average sunshine days in January: 11 days

The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is May (9.1 days).

Average UV index in January
Roark, KY

Average UV index in January - Roark, KY
  • Average UV index in January: 2

The months with the highest UV index are May, June 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
Roark, KY

Average cloud cover in January - Roark, KY
  • Average cloud cover in January: 57

The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Roark, KY

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

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

Roark, Kentucky, USA

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