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 Mannsville, the average high-temperature in December slightly decreases from a cool 54.5°F (12.5°C) in November to a chilly 45.9°F (7.7°C). Mannsville's temperature in December lowers to a consistent average of 33.4°F (0.8°C) during the nights.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In December, the rain falls for 8 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 128.3 rainfall days, and 12.8" (325mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Mannsville, in December, during 2.5 snowfall days, 0.2" (5mm) of snow is typically accumulated. In Mannsville, during the entire year, snow falls for 12.2 days and aggregates up to 1.14" (29mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:36 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:33 pm EST.
Sunshine
In December, the average sunshine is 4.5h.UV index
The months with the lowest UV index in Mannsville are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month?
What is the average humidity in December?
How much 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 is the sunrise / sunset in December?
How long on average sun shines in December in Mannsville?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Mannsville, KY
- Average high temperature in December: 45.9°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 33.4°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Mannsville, 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
Mannsville, KY
- Average wind speed in December: 7.7mph
The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Mannsville, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Mannsville, KY
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is July (1.57").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in December
Mannsville, KY
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Mannsville, KY
- Average snowfall in December: 0.2"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Mannsville, KY
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (3.3 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
Mannsville, 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 3min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Mannsville, KY
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Mannsville, 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 and December (UV index 2).
Average cloud cover in December
Mannsville, KY
- Average cloud cover in December: 53
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Mannsville, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are May, July and September (5mi).
Mannsville, Kentucky, USA
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