Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Perryville's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's cool 53.2°F (11.8°C) to a frosty 44.8°F (7.1°C). During the nights in December, Perryville observes an average low-temperature of 32.7°F (0.4°C).Humidity
In Perryville, the average relative humidity in December is 80%.Rainfall
The wettest months in Perryville are February, April and December, with an average 3.66" (93mm) of rainfall.Snowfall
January through April, October through December are months with snowfall in Perryville. In Perryville, in December, during 6.8 snowfall days, 1.61" (41mm) of snow is typically accumulated. In Perryville, Kentucky, during the entire year, snow falls for 32.3 days and aggregates up to 11.26" (286mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Perryville.On the first day of the month, sunrise is at 7:36 am and sunset at 5:21 pm. On the last day of December, in Perryville, Kentucky, sunrise is at 7:54 am and sunset at 5:31 pm EST.
Sunshine
In December, the average sunshine in Perryville is 4.4h.UV index
The months with the lowest UV index in Perryville are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the temperature in December in Perryville?
What is the average humidity in December in Perryville?
What is the rainiest month in Perryville?
How many days does it rain in December in Perryville?
How much does it snow in Perryville in December?
What is the month with the shortest days in Perryville?
What is the average length of the day in December in Perryville?
When is the sunrise / sunset in December in Perryville?
How many hours of sunshine does Perryville have in December?
What is the month with the lowest UV index in Perryville?
How high is the UV index in December in Perryville?
Average temperature in December
Perryville, KY
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in December
Perryville, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Perryville, KY
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Perryville, KY
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August, September and October (76%).
Average rainfall in December
Perryville, KY
- Average rainfall in December: 3.66"
The wettest months (with the highest rainfall) are February, April and December (3.66").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in December
Perryville, KY
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in December
Perryville, KY
- Average snowfall in December: 1.61"
The month with the highest snowfall is February (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Perryville, KY
- Average snowfall days in December: 6.8 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Perryville, KY
- Average daylight in December: 9h and 4min
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 December: 4h and 2min
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 December
Perryville, KY
- Average sunshine days in December: 13 days
The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in December
Perryville, KY
- Average UV index in December: 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, November and December (UV index 2).
Average cloud cover in December
Perryville, KY
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Perryville, KY
- Average visibility in December: 5mi
The months with the highest visibility are April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July and December (5mi).
Perryville, Kentucky, USA
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