January weather forecast
Rousseau, KY

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Weather in January

January, like December, in Rousseau, Kentucky, is a wintry winter month, with an average temperature fluctuating between 27°F (-2.8°C) and 40.3°F (4.6°C).

Temperature

Temperature readings reach their annual highs in January, averaging 40.3°F (4.6°C) and a minimum average of 27°F (-2.8°C).

Humidity

In January, the average relative humidity is 78%.

Rainfall

In January, the rain falls for 12.7 days. Throughout January, 2.72" (69mm) of precipitation is accumulated. In Rousseau, during the entire year, the rain falls for 178 days and collects up to 35.47" (901mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In January, in Rousseau, it is snowing for 11.7 days. Throughout January, 3.86" (98mm) of snow is accumulated. Throughout the year, there are 39.8 snowfall days, and 17.32" (440mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 55min.
On the first day of the month, sunrise is at 7:47 am and sunset at 5:25 pm. On the last day of January, sunrise is at 7:37 am and sunset at 5:55 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 4.1h of sunshine.

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 reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Temperature records mark January as the coldest month, with highs averaging 40.3°F (4.6°C) and lows at 27°F (-2.8°C).

Is January cold?

The high-temperature, in January, in Rousseau, is 40.3°F (4.6°C), while the low-temperature averages to 27°F (-2.8°C).

What is the average humidity in January?

The average relative humidity in January is 78%.

How much does it rain in Rousseau in January?

In Rousseau, in January, it is raining for 12.7 days, with typically 2.72" (69mm) of accumulated precipitation.

How much does it snow in January?

In January, it is snowing for 11.7 days. Throughout January, 3.86" (98mm) of snow is accumulated.

How many hours of daylight does Rousseau have in January?

In January, the average day length is 9h and 55min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:47 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:55 pm EST.

What is the month with the least sunshine?

With an average of 4.1h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In Rousseau, the average sunshine duration in January is 4.1h.

What are the months with the lowest UV index in Rousseau?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
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
Rousseau, KY

Average temperature in January - Rousseau, 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
Rousseau, KY

Average pressure in January - Rousseau, 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
Rousseau, KY

Average wind speed in January - Rousseau, 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
Rousseau, KY

Average humidity in January - Rousseau, 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
Rousseau, KY

Average rainfall in January - Rousseau, 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
Rousseau, KY

Average rainfall days in January - Rousseau, 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
Rousseau, KY

Average snowfall in January - Rousseau, 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
Rousseau, KY

Average snowfall days in January - Rousseau, 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
Rousseau, KY

Average daylight in January / Average sunshine in January - Rousseau, 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
Rousseau, KY

Average sunshine days in January - Rousseau, 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
Rousseau, KY

Average UV index in January - Rousseau, 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
Rousseau, KY

Average cloud cover in January - Rousseau, 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
Rousseau, KY

Average visibility in January - Rousseau, 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).

Rousseau, Kentucky, USA

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