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 comes with a drop in the average high-temperature, falling from November's fresh 50.7°F (10.4°C) to an icy 41.4°F (5.2°C). Throughout December, Porters Falls witnesses a nighttime temperature average of 29.3°F (-1.5°C).Humidity
In Porters Falls, the average relative humidity in December is 83%.Rainfall
In Porters Falls, during December, the rain falls for 13.5 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, in Porters Falls, there are 176.6 rainfall days, and 25.91" (658mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Porters Falls, during December, snow falls for 10.2 days and regularly aggregates up to 2.05" (52mm) of snow. In Porters Falls, during the entire year, snow falls for 46.7 days and aggregates up to 11.38" (289mm) of snow.Daylight
December has the shortest days of the year in Porters Falls, West Virginia, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:25 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:09 pm EST.
Sunshine
In December, the average sunshine is 3.7h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Porters Falls during December?
What is the average humidity in December in Porters Falls?
How many days does it rain in December in Porters Falls?
How much does it snow in Porters Falls in December?
What is the month with the shortest days in Porters Falls?
How many hours of daylight does Porters Falls have in December?
When is the sunrise / sunset in December in Porters Falls?
How many hours of sunshine does Porters Falls have in December?
When is the lowest UV index in Porters Falls?
How high is the UV index in December in Porters Falls?
Average temperature in December
Porters Falls, WV
- Average high temperature in December: 41.4°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Porters Falls, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Porters Falls, WV
- Average wind speed in December: 6.4mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Porters Falls, WV
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall in December
Porters Falls, WV
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Porters Falls, WV
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (10.2 days).
Average snowfall in December
Porters Falls, WV
- Average snowfall in December: 2.05"
The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Porters Falls, WV
- Average snowfall days in December: 10.2 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Porters Falls, WV
- Average daylight in December: 9h and 2min
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 24min).
- 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
Porters Falls, WV
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is November (16.9 days).
The months with the least sunshine days are January and February (8.7 days).
Average UV index in December
Porters Falls, WV
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Porters Falls, WV
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Porters Falls, WV
- Average visibility in December: 5mi
The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).
Porters Falls, West Virginia, USA
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