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
As December commences, the average high-temperature subtly reduces, transitioning from a fresh 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). An average low-temperature of 30.6°F (-0.8°C) marks the month of December in Rockton.Humidity
In Rockton, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 14.1 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. Throughout the year, in Rockton, there are 195.1 rainfall days, and 38.98" (990mm) of precipitation is accumulated.Snowfall
Months with snowfall in Rockton are January through May, October through December. In Rockton, West Virginia, in December, snow falls for 12 days, with typically accumulated 6.46" (164mm) of snow. Throughout the year, there are 58.6 snowfall days, and 34.25" (870mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:22 am and sunset at 5:02 pm. On the last day of December, sunrise is at 7:41 am and sunset at 5:12 pm EST.
Sunshine
In Rockton, West Virginia, the average sunshine in December is 4.1h.UV index
The months with the lowest UV index in Rockton, West Virginia, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Rockton in December?
What is the average humidity in December in Rockton?
How many days does it rain in December in Rockton?
How much does it snow in Rockton in December?
What is the month with the shortest days in Rockton?
What is the average length of the day in December in Rockton?
What time are sunrise and sunset in December in Rockton?
How many hours of sunshine does Rockton have in December?
What are the months with the lowest UV index in Rockton?
What is the UV index reading in December in Rockton?
Average temperature in December
Rockton, WV
- Average high temperature in December: 42.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Rockton, 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 (29.97"Hg).
Average wind speed in December
Rockton, WV
- Average wind speed in December: 6.5mph
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 (4.1mph).
Average humidity in December
Rockton, WV
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).
Average rainfall in December
Rockton, WV
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Rockton, WV
- Average rainfall days in December: 14.1 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (12.9 days).
Average snowfall in December
Rockton, WV
- Average snowfall in December: 6.46"
The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rockton, WV
- Average snowfall days in December: 12 days
The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rockton, WV
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Rockton, WV
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is October (14.3 days).
The months with the least sunshine days are January and February (7.3 days).
Average UV index in December
Rockton, WV
- Average UV index in December: 2
The months with the highest UV index are 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
Rockton, WV
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Rockton, WV
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Rockton, West Virginia, USA
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