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 decreases from a cool 54°F (12.2°C) in November to a chilly 44.6°F (7°C). In December, the average low-temperature is 32.4°F (0.2°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Mount Washington, it is raining for 10.9 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Mount Washington, there are 142.8 rainfall days, and 23.35" (593mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 5.5 days. Throughout December, 0.79" (20mm) of snow is accumulated. Throughout the year, in Mount Washington, Kentucky, there are 26.5 snowfall days, and 5.31" (135mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 35min of daylight.On the first day of December in Mount Washington, sunrise is at 7:39 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:32 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.3h of sunshine.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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the temperature in December in Mount Washington?
What is the average humidity in December in Mount Washington?
How many days does it rain in December in Mount Washington?
How many days does it snow in December in Mount Washington?
What is the month with the shortest days in Mount Washington?
How many hours of daylight does Mount Washington have in December?
When are sunrise and sunset in December in Mount Washington?
What is the month with the least sunshine in Mount Washington?
How many hours of sunshine does Mount Washington have in December?
What are the months with the lowest UV index in Mount Washington?
How high is the UV index in December in Mount Washington?
Average temperature in December
Mount Washington, KY
- Average high temperature in December: 44.6°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Mount Washington, 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 (29.95"Hg).
Average wind speed in December
Mount Washington, KY
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in December
Mount Washington, KY
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in December
Mount Washington, KY
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Mount Washington, KY
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
Mount Washington, KY
- Average snowfall in December: 0.79"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Mount Washington, KY
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is February (7.3 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
Mount Washington, KY
- Average daylight in December: 9h and 35min
The month with the longest days is June (Average daylight: 14h and 46min).
The month with the shortest days is December (Average daylight: 9h and 35min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).
Average sunshine days in December
Mount Washington, KY
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in December
Mount Washington, 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
Mount Washington, KY
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Mount Washington, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
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