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
In December, the average high-temperature marginally drops from a cool 52.9°F (11.6°C) in November to a chilly 44.1°F (6.7°C). An average low-temperature of 32.2°F (0.1°C) is observed during December nights in Upper Spencer, Kentucky.Humidity
The average relative humidity in December is 80%.Rainfall
In December, in Upper Spencer, Kentucky, the rain falls for 13.1 days. Throughout December, 3.35" (85mm) of precipitation is accumulated. Throughout the year, in Upper Spencer, there are 169.6 rainfall days, and 35.67" (906mm) of precipitation is accumulated.Snowfall
Months with snowfall in Upper Spencer are January through April, October through December. In December, it is snowing for 7.6 days. Throughout December, 2.32" (59mm) of snow is accumulated. In Upper Spencer, during the entire year, snow falls for 37.8 days and aggregates up to 12.72" (323mm) of snow.Daylight
December has the shortest days of the year in Upper Spencer, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:33 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:26 pm EST.
Sunshine
The average sunshine in December in Upper Spencer, Kentucky, is 4.2h.UV index
The months with the lowest UV index in Upper Spencer, Kentucky, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
Is December cold in Upper Spencer?
What is the average humidity in December in Upper Spencer?
How much does it rain in Upper Spencer in December?
How many days does it snow in December in Upper Spencer?
What is the month with the shortest days in Upper Spencer?
What is the average length of the day in December in Upper Spencer?
When is the sunrise / sunset in December in Upper Spencer?
How long on average sun shines in December in Upper Spencer?
What are the months with the lowest UV index in Upper Spencer?
What is the UV index reading in December in Upper Spencer?
Average temperature in December
Upper Spencer, KY
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 32.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Upper Spencer, KY
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Upper Spencer, KY
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Upper Spencer, KY
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Upper Spencer, KY
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Upper Spencer, KY
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in December
Upper Spencer, KY
- Average snowfall in December: 2.32"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Upper Spencer, KY
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (10.2 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
Upper Spencer, KY
- Average daylight in December: 9h and 4min
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 36min).
- Average sunshine in December: 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: 3h and 54min).
Average sunshine days in December
Upper Spencer, KY
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in December
Upper Spencer, 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
Upper Spencer, KY
- Average cloud cover in December: 58
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Upper Spencer, KY
- Average visibility in December: 5mi
The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).
Upper Spencer, Kentucky, USA
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