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 ushers in a minute temperature change, with average high-temperatures reducing from November's fresh 53.2°F (11.8°C) to a frosty 44.8°F (7.1°C). During the nights in December, Rossville experiences a consistent average temperature of 33.8°F (1°C).Humidity
The average relative humidity in December in Rossville is 76%.Rainfall
In Rossville, in December, during 7.7 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Rossville, Maryland, during the entire year, the rain falls for 127.2 days and collects up to 12.32" (313mm) of precipitation.Snowfall
Months with snowfall in Rossville are January through March and December. December is the first month it typically snows in Rossville, Maryland. Throughout December, in the average 1.8 snowfall days, it receives 0.2" (5mm) of snow. In Rossville, during the entire year, snow falls for 10.1 days and aggregates up to 1.77" (45mm) of snow.Daylight
The month with the shortest days in Rossville is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:52 pm EST.
Sunshine
The average sunshine in December is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rossville. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the average December temperature in Rossville?
What is the average humidity in December in Rossville?
How much does it rain in Rossville in December?
When does it start to snow in Rossville?
What is the month with the shortest days in Rossville?
How many hours of daylight does Rossville have in December?
When are sunrise and sunset in December in Rossville?
How many hours of sunshine does Rossville have in December?
When is the lowest UV index in Rossville?
How high is the UV index in December in Rossville?
Average temperature in December
Rossville, MD
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in December: 33.8°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 (27°F).
Average pressure in December
Rossville, MD
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Rossville, MD
- Average wind speed in December: 8.6mph
The windiest months (with the highest average wind speed) are January, February and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in December
Rossville, MD
- Average humidity in December: 76%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are March, April and November (73%).
Average rainfall in December
Rossville, MD
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Rossville, MD
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is November (6.3 days).
Average snowfall in December
Rossville, MD
- Average snowfall in December: 0.2"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Rossville, MD
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is January (3.1 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
Rossville, MD
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
Rossville, MD
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in December
Rossville, MD
- 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, November and December (UV index 2).
Average cloud cover in December
Rossville, MD
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Rossville, MD
- 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).
Rossville, Maryland, USA
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