Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is Sizerock's coldest month, registering average high temperatures of 41°F (5°C) and lows of 27.1°F (-2.7°C).Humidity
In January, the average relative humidity in Sizerock is 79%.Rainfall
In Sizerock, in January, it is raining for 12.6 days, with typically 2.36" (60mm) of accumulated precipitation. Throughout the year, in Sizerock, there are 172.6 rainfall days, and 31.42" (798mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In January, it is snowing for 8.8 days. Throughout January, 2.17" (55mm) of snow is accumulated. Throughout the year, there are 29 snowfall days, and 9.37" (238mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 57min.On the first day of the month, sunrise is at 7:47 am and sunset at 5:27 pm. On the last day of January, sunrise is at 7:37 am and sunset at 5:56 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 4.2h of sunshine.UV index
The months with the lowest UV index in Sizerock are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
Is it cold during January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Sizerock have in January?
What are the months with the lowest UV index in Sizerock?
How high is the UV index in January?
Average temperature in January
Sizerock, KY
- Average high temperature in January: 41°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in January: 27.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in January
Sizerock, 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
Sizerock, KY
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Sizerock, KY
- Average humidity in January: 79%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are April, June, August, September, October and November (76%).
Average rainfall in January
Sizerock, KY
- Average rainfall in January: 2.36"
The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in January
Sizerock, KY
- Average rainfall days in January: 12.6 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (11 days).
Average snowfall in January
Sizerock, KY
- Average snowfall in January: 2.17"
The month with the highest snowfall is February (2.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Sizerock, KY
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is January (8.8 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
Sizerock, 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 42min).
- Average sunshine in January: 4h and 1min
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 12min).
Average sunshine days in January
Sizerock, KY
- Average sunshine days in January: 12.9 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in January
Sizerock, 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
Sizerock, 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 31).
Average visibility in January
Sizerock, 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).
Sizerock, Kentucky, USA
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