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 the month when Rockhouse experiences its coldest temperatures, averaging a high of 41.2°F (5.1°C) and a low of 27°F (-2.8°C).Humidity
In January, the average relative humidity in Rockhouse is 79%.Rainfall
In Rockhouse, Kentucky, during January, the rain falls for 12.2 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, in Rockhouse, there are 181.3 rainfall days, and 34.02" (864mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Rockhouse. The month with the most snowfall is January, when snow falls for 11.4 days and typically aggregates up to 4.17" (106mm) of snow.Daylight
In January, the average length of the day in Rockhouse is 9h and 56min.On the first day of January in Rockhouse, sunrise is at 7:43 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:52 pm EST.
Sunshine
With an average of 4.1h of sunshine, January has the least sunshine of the year in Rockhouse.UV index
The months with the lowest UV index in Rockhouse, Kentucky, are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the coldest time of year in Rockhouse?
Is it cold in Rockhouse during January?
What is the average humidity in January in Rockhouse?
How much does it rain in Rockhouse in January?
What is the snowiest month in Rockhouse?
How much does it snow in Rockhouse in January?
How many hours of daylight does Rockhouse have in January?
When are sunrise and sunset in January in Rockhouse?
What is the month with the least sunshine in Rockhouse?
How many hours of sunshine does Rockhouse have in January?
What is the month with the lowest UV index in Rockhouse?
How high is the UV index in January in Rockhouse?
Average temperature in January
Rockhouse, KY
- Average high temperature in January: 41.2°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 (41.2°F).
- Average low temperature in January: 27°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°F).
Average pressure in January
Rockhouse, 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
Rockhouse, KY
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in January
Rockhouse, KY
- Average humidity in January: 79%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are July, August and November (74%).
Average rainfall in January
Rockhouse, KY
- Average rainfall in January: 2.76"
The wettest month (with the highest rainfall) is February (3.62").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in January
Rockhouse, KY
- Average rainfall days in January: 12.2 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in January
Rockhouse, KY
- Average snowfall in January: 4.17"
The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Rockhouse, KY
- Average snowfall days in January: 11.4 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rockhouse, 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 month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Rockhouse, KY
- Average sunshine days in January: 10.4 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in January
Rockhouse, KY
- Average UV index in January: 2
The months with the highest UV index are June 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
Rockhouse, KY
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Rockhouse, 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).
Rockhouse, Kentucky, USA
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