January weather forecast
Zag, KY

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Weather in January

January, like December, in Zag, Kentucky, is a wintry winter month, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 26.1°F (-3.3°C).

Temperature

In Zag, the lowest average temperatures are observed in January, with a high of 39.7°F (4.3°C) and a low of 26.1°F (-3.3°C).

Humidity

The average relative humidity in January is 79%.

Rainfall

In January, the rain falls for 10.4 days. Throughout January, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 162.2 rainfall days, and 29.45" (748mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Zag, in January, during 10.2 snowfall days, 2.76" (70mm) of snow is typically accumulated. Throughout the year, there are 36.4 snowfall days, and 12.48" (317mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 53min.
On the first day of the month, sunrise is at 7:49 am and sunset at 5:24 pm. On the last day of January, sunrise is at 7:38 am and sunset at 5:54 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.8h of sunshine.

UV index

The months with the lowest UV index in Zag 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 unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the coldest time of year?

January is Zag's coldest month, registering average high temperatures of 39.7°F (4.3°C) and lows of 26.1°F (-3.3°C).

How cold is it in January?

The average high-temperature and low-temperature during January are 39.7°F (4.3°C) and 26.1°F (-3.3°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 79%.

How much does it rain in January?

In January, the rain falls for 10.4 days. Throughout January, 2.09" (53mm) of precipitation is accumulated.

How many days does it snow in January?

In January, it is snowing for 10.2 days. Throughout January, 2.76" (70mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 53min.

When are sunrise and sunset in January?

On the first day of January in Zag, sunrise is at 7:49 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:54 pm EST.

What is the month with the least sunshine?

With an average of 3.8h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In Zag, the average sunshine duration in January is 3.8h.

What is the month with 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 reading of 2, and below, represents a minimal health vulnerability from unsafe 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
Zag, KY

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

The warmest month (with the highest average high temperature) is July (86.9°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
Zag, KY

Average pressure in January - Zag, 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 (29.97"Hg).

Average wind speed in January
Zag, KY

Average wind speed in January - Zag, KY
  • Average wind speed in January: 7.4mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in January
Zag, KY

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are June, August and November (75%).

Average rainfall in January
Zag, KY

Average rainfall in January - Zag, KY
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is February (2.99").
The driest months (with the least rainfall) are September and November (1.89").

Average rainfall days in January
Zag, KY

Average rainfall days in January - Zag, KY
  • Average rainfall days in January: 10.4 days

The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in January
Zag, KY

Average snowfall in January - Zag, KY
  • Average snowfall in January: 2.76"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Zag, KY

Average snowfall days in January - Zag, KY
  • Average snowfall days in January: 10.2 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Zag, 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 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Zag, KY

Average sunshine days in January - Zag, KY
  • Average sunshine days in January: 12.7 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in January
Zag, KY

Average UV index in January - Zag, 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
Zag, KY

Average cloud cover in January - Zag, KY
  • Average cloud cover in January: 60

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Zag, KY

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

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

Zag, Kentucky, USA

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