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 involves a subtle temperature drop, shifting from a fresh 52.5°F (11.4°C) in November to a chilly 43.9°F (6.6°C). Montebello's nighttime temperature during December is consistently averaged at a freezing cold 30.2°F (-1°C).Humidity
In December, the average relative humidity is 78%.Rainfall
In December, in Montebello, Virginia, the rain falls for 9.7 days. Throughout December, 2.99" (76mm) of precipitation is accumulated. Throughout the year, there are 164.9 rainfall days, and 33.7" (856mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 3.4 days. Throughout December, 2.8" (71mm) of snow is accumulated. In Montebello, Virginia, during the entire year, snow falls for 23.9 days and aggregates up to 19.02" (483mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:13 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:32 am and sunset at 5:07 pm EST.
Sunshine
The month with the least sunshine in Montebello, Virginia, is December, with an average of 5h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
How cold does it get in Montebello in December?
What is the average humidity in December in Montebello?
How many days does it rain in December in Montebello?
How much does it snow in Montebello in December?
What is the month with the shortest days in Montebello?
What is the average length of the day in December in Montebello?
When is the sunrise / sunset in December in Montebello?
What is the month with the least sunshine in Montebello?
How many hours of sunshine does Montebello have in December?
What is the month with the lowest UV index in Montebello?
What is the UV index intensity in December in Montebello?
Average temperature in December
Montebello, VA
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in December
Montebello, VA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Montebello, VA
- Average wind speed in December: 5.8mph
The windiest months (with the highest average wind speed) are February and April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Montebello, VA
- Average humidity in December: 78%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and July (74%).
Average rainfall in December
Montebello, VA
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is May (3.7").
The driest months (with the least rainfall) are January and November (2.09").
Average rainfall days in December
Montebello, VA
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Montebello, VA
- Average snowfall in December: 2.8"
The month with the highest snowfall is March (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Montebello, VA
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is February (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Montebello, 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 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Montebello, VA
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Montebello, VA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Montebello, VA
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are June and July (Cloud cover 34).
Average visibility in December
Montebello, VA
- Average visibility in December: 5mi
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
Montebello, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location
