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
The start of December signals a gentle decrease in the average high-temperature, transitioning from a moderate 57.6°F (14.2°C) in November to a chilly 49.5°F (9.7°C). Chesterfield usually reports an average low-temperature of 35.4°F (1.9°C) during the month of December.Humidity
The most humid month is December, with an average relative humidity of 78%.Rainfall
In Chesterfield, during December, the rain falls for 9.6 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Chesterfield, during the entire year, the rain falls for 143.2 days and collects up to 22.36" (568mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Chesterfield, Virginia. In Chesterfield, in December, snow falls for 1.2 days, with typically accumulated 1.06" (27mm) of snow. In Chesterfield, Virginia, during the entire year, snow falls for 8.7 days and aggregates up to 4.41" (112mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:06 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:02 pm EST.
Sunshine
With an average of 5.2h of sunshine, December has the least sunshine of the year.UV index
January 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 minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 2 during December leads to these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the temperature in December in Chesterfield?
What is the most humid month in Chesterfield?
What is the average humidity in December in Chesterfield?
How many days does it rain in December in Chesterfield?
How much does it snow in Chesterfield in December?
What is the month with the shortest days in Chesterfield?
How many hours of daylight does Chesterfield have in December?
What time are sunrise and sunset in December in Chesterfield?
What is the month with the least sunshine in Chesterfield?
How many hours of sunshine does Chesterfield have in December?
When is the lowest UV index in Chesterfield?
What is the UV index reading in December in Chesterfield?
Average temperature in December
Chesterfield, VA
- Average high temperature in December: 49.5°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in December
Chesterfield, 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 (29.96"Hg).
Average wind speed in December
Chesterfield, VA
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Chesterfield, VA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (68%).
Average rainfall in December
Chesterfield, VA
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is August (2.28").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in December
Chesterfield, VA
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in December
Chesterfield, VA
- Average snowfall in December: 1.06"
The months with the highest snowfall are February and March (1.1").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Chesterfield, VA
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (3.2 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
Chesterfield, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Chesterfield, VA
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in December
Chesterfield, VA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Chesterfield, VA
- Average cloud cover in December: 43
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
Chesterfield, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Chesterfield, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location
