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
December implies a soft temperature shift, with average high-temperatures reducing from November's fresh 51.6°F (10.9°C) to a chilly 42.8°F (6°C). Horner experiences an average nighttime temperature of 30.9°F (-0.6°C) in the month of December.Humidity
The average relative humidity in December is 81%.Rainfall
In December, in Horner, the rain falls for 13 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. In Horner, during the entire year, the rain falls for 182.8 days and collects up to 38.62" (981mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Horner, during December, snow falls for 12.1 days and regularly aggregates up to 5.67" (144mm) of snow. In Horner, during the entire year, snow falls for 58.9 days and aggregates up to 32.17" (817mm) of snow.Daylight
The month with the shortest days in Horner is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:22 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:09 pm EST.
Sunshine
In Horner, the average sunshine in December is 3.7h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average UV index of 2 in December transforms into this advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Horner?
What is the average humidity in December in Horner?
How many days does it rain in December in Horner?
How many days does it snow in December in Horner?
What is the month with the shortest days in Horner?
What is the average length of the day in December in Horner?
When are sunrise and sunset in December in Horner?
How long on average sun shines in December in Horner?
When is the lowest UV index in Horner?
How high is the UV index in December in Horner?
Average temperature in December
Horner, WV
- Average high temperature in December: 42.8°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Horner, WV
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Horner, WV
- Average wind speed in December: 6.2mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Horner, WV
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Horner, WV
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Horner, WV
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in December
Horner, WV
- Average snowfall in December: 5.67"
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Horner, WV
- Average snowfall days in December: 12.1 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Horner, WV
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Horner, WV
- Average sunshine days in December: 9 days
The month with the most sunshine days is October (14.1 days).
The months with the least sunshine days are January and February (7.6 days).
Average UV index in December
Horner, WV
- Average UV index in December: 2
The months with the highest UV index are May, 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
Horner, WV
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Horner, WV
- Average visibility in December: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January and February (4mi).
Horner, West Virginia, USA
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