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 marks a gentle change in average high-temperature, declining from November's mild 56.8°F (13.8°C) to a frosty 49.1°F (9.5°C). An average nighttime temperature of 35.2°F (1.8°C) is recorded during December.Humidity
With an average relative humidity of 79%, December is the most humid month in Sinclair Manor.Rainfall
In December, the rain falls for 11.2 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 157.7 rainfall days, and 30.71" (780mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, in Sinclair Manor, Virginia, it is snowing for 1.8 days. Throughout December, 1.85" (47mm) of snow is accumulated. Throughout the year, there are 11.4 snowfall days, and 7.87" (200mm) of snow is accumulated.Daylight
The month with the shortest days in Sinclair Manor is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:05 am and sunset at 4:50 pm. On the last day of December, in Sinclair Manor, Virginia, sunrise is at 7:23 am and sunset at 5:00 pm EST.
Sunshine
The months with the least sunshine in Sinclair Manor are February and December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 in December translates into these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in Sinclair Manor in December?
What is the most humid month in Sinclair Manor?
What is the average humidity in December in Sinclair Manor?
How many days does it rain in December in Sinclair Manor?
How much does it snow in Sinclair Manor in December?
What is the month with the shortest days in Sinclair Manor?
How many hours of daylight does Sinclair Manor have in December?
What time are sunrise and sunset in December in Sinclair Manor?
What is the month with the least sunshine in Sinclair Manor?
How long on average sun shines in December in Sinclair Manor?
When is the lowest UV index in Sinclair Manor?
What is the UV index intensity in December in Sinclair Manor?
Average temperature in December
Sinclair Manor, VA
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in December
Sinclair Manor, VA
- 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
Sinclair Manor, VA
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Sinclair Manor, VA
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (71%).
Average rainfall in December
Sinclair Manor, VA
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is August (2.99").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Sinclair Manor, VA
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in December
Sinclair Manor, VA
- Average snowfall in December: 1.85"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Sinclair Manor, VA
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is January (3.9 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
Sinclair Manor, VA
- 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: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).
Average sunshine days in December
Sinclair Manor, VA
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in December
Sinclair Manor, 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 and December (UV index 2).
Average cloud cover in December
Sinclair Manor, VA
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Sinclair Manor, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are May and December (5mi).
Sinclair Manor, Virginia, USA
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