January weather forecast
Dexter, KY

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Weather in January

January, like December, in Dexter, Kentucky, is an icy winter month, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 28.8°F (-1.8°C).

Temperature

In Dexter, the month of January is known for its lowest average temperatures, reaching a high of 41.9°F (5.5°C) and a low of 28.8°F (-1.8°C).

Humidity

In Dexter, Kentucky, the average relative humidity in January is 76%.

Rainfall

In January, the rain falls for 8.6 days. Throughout January, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 139.8 rainfall days, and 19.65" (499mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Dexter, during January, snow falls for 3.8 days and regularly aggregates up to 0.55" (14mm) of snow. Throughout the year, there are 11.7 snowfall days, and 2.68" (68mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 59min.
On the first day of January, sunrise is at 7:05 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 5:17 pm CST.

Sunshine

In Dexter, the average sunshine in January is 4.8h.

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 value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Dexter?

January brings the lowest temperatures, with an average high of 41.9°F (5.5°C) and an average low of 28.8°F (-1.8°C).

How cold is January?

An average high-temperature, in January, in Dexter, is 41.9°F (5.5°C) and the average low-temperature is 28.8°F (-1.8°C).

What is the average humidity in January in Dexter?

In January, the average relative humidity is 76%.

How many days does it rain in January?

In Dexter, during January, the rain falls for 8.6 days and regularly aggregates up to 1.02" (26mm) of precipitation.

How many days does it snow in January?

In Dexter, during January, snow falls for 3.8 days and regularly aggregates up to 0.55" (14mm) of snow.

What is the average length of the day in January?

The average day length in January is 9h and 59min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:05 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 5:17 pm CST.

How long on average sun shines in January?

In Dexter, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index?

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?

In Dexter, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Dexter, KY

Average temperature in January - Dexter, KY
  • Average high temperature in January: 41.9°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.9°F).

  • Average low temperature in January: 28.8°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in January
Dexter, KY

Average pressure in January - Dexter, KY
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Dexter, KY

Average wind speed in January - Dexter, KY
  • Average wind speed in January: 8.9mph

The windiest months (with the highest average wind speed) are January, February, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in January
Dexter, KY

Average humidity in January - Dexter, KY
  • Average humidity in January: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Dexter, KY

Average rainfall in January - Dexter, KY
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is February (2.36").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in January
Dexter, KY

Average rainfall days in January - Dexter, KY
  • Average rainfall days in January: 8.6 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in January
Dexter, KY

Average snowfall in January - Dexter, KY
  • Average snowfall in January: 0.55"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Dexter, KY

Average snowfall days in January - Dexter, KY
  • Average snowfall days in January: 3.8 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 4h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in January
Dexter, KY

Average sunshine days in January - Dexter, KY
  • Average sunshine days in January: 19.1 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in January
Dexter, KY

Average UV index in January - Dexter, 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
Dexter, KY

Average cloud cover in January - Dexter, KY
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in January
Dexter, KY

Average visibility in January - Dexter, 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).

Dexter, Kentucky, USA

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