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
The shift to December brings a decrease in the average high-temperature, falling from a fresh 51.6°F (10.9°C) in November to an icy 41.9°F (5.5°C). In Piner, an average temperature of 30.9°F (-0.6°C) is noted during December nights.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 81%.Rainfall
In Piner, in December, during 11.5 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, there are 154.2 rainfall days, and 26.46" (672mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 7.7 days. Throughout December, 1.46" (37mm) of snow is accumulated. Throughout the year, there are 33.8 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
The month with the shortest days in Piner, Kentucky, is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:38 am and sunset at 5:16 pm. On the last day of December, sunrise is at 7:56 am and sunset at 5:26 pm EST.
Sunshine
In December, the average sunshine is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the most humid month in Piner?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Piner have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Piner, KY
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 30.9°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 (24.1°F).
Average pressure in December
Piner, KY
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Piner, KY
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Piner, KY
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August and September (74%).
Average rainfall in December
Piner, KY
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Piner, KY
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Piner, KY
- Average snowfall in December: 1.46"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Piner, KY
- Average snowfall days in December: 7.7 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 December /
Average sunshine in December
Piner, KY
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Piner, KY
- Average sunshine days in December: 13.3 days
The months with the most sunshine days are October and November (18.1 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Piner, KY
- Average UV index in December: 2
The months with the highest UV index are 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
Piner, KY
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Piner, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Piner, Kentucky, USA
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