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 sees a slight reduction in average high-temperature, with a shift from a moderate 55.8°F (13.2°C) in November to a frosty 47.8°F (8.8°C). In December, the nighttime temperature lowers to an average of 34°F (1.1°C).Humidity
The months with the highest humidity are May and December, with an average relative humidity of 76%.Rainfall
In Callands, in December, it is raining for 10.3 days, with typically 2.68" (68mm) of accumulated precipitation. In Callands, during the entire year, the rain falls for 158.8 days and collects up to 30.91" (785mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Callands, during December, snow falls for 1.4 days and regularly aggregates up to 2.05" (52mm) of snow. Throughout the year, there are 11.8 snowfall days, and 10.2" (259mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:13 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:12 pm EST.
Sunshine
The average sunshine in December is 5.4h.UV index
January, February 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 radiation for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Callands have in December?
When are sunrise and sunset in December in Callands?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Callands, VA
- Average high temperature in December: 47.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in December
Callands, VA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Callands, VA
- Average wind speed in December: 6.3mph
The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Callands, VA
- Average humidity in December: 76%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Callands, VA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Callands, VA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Callands, VA
- Average snowfall in December: 2.05"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Callands, VA
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Callands, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Callands, VA
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in December
Callands, VA
- 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
Callands, VA
- Average cloud cover in December: 42
The months with the most cloud cover are February and March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in December
Callands, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Callands, Virginia, USA
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